USB 2.0 to USB-C Cables: A Simple Guide

For anyone who relies on their tech while traveling, exploring the outdoors, or simply managing a busy family schedule, a dead battery is not an option. Your charging cable is the critical link that keeps you connected, and a flimsy, unreliable one is a liability. The usb 2.0 to usb c cable is often the go-to for its versatility, but choosing a durable, high-performance version is essential for peace of mind. You need a cable that can handle being stuffed in a bag, used by the kids, and plugged in on the go without failing. This article is for you. We’ll explore what separates a truly rugged and reliable cable from the cheap alternatives, ensuring your gear is always powered up and ready for your next adventure.

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Key Takeaways

• Know What "USB 2.0" Really Means: This cable is your essential link between new USB-C gadgets and older USB-A ports. It's perfect for reliable charging and basic file transfers, but the 2.0 standard means it's not built for high-speed tasks like moving large video files.
• Invest in Quality for Safety and Speed: A cheap cable isn't worth the risk of damaging your expensive devices. Look for durable features like braided nylon and certified technologies like Power Delivery (PD) to ensure a fast, reliable, and safe charge every time.
• Choose for Your Needs and Make It Last: Select a cable length and durability that fits your daily routine, whether you're at a desk or on the go. Simple habits, like unplugging by the connector and coiling it loosely, will dramatically extend the life of any quality cable.

What Is a USB 2.0 to USB-C Cable?

Ever get a new phone only to realize its charging cable doesn’t fit your trusty old power brick or laptop? That's where the USB 2.0 to USB-C cable comes in. Think of it as the universal translator for your devices. It connects modern gadgets that use the small, oval USB-C port to older devices, chargers, and computers that have the classic rectangular USB-A port.

The "2.0" in the name refers to the data transfer speed standard. While it's not the fastest on the market, it's perfectly capable for everyday tasks like charging and moving photos or files. This cable is incredibly common because it bridges the gap between the tech you just bought and the reliable gear you already own. It’s the essential cord that keeps your new and old devices talking to each other, ensuring everything works together smoothly.

How It Differs From Other USB Cables

The most obvious difference is the shape of the plugs. USB-C is a small, symmetrical oval you can plug in right-side up or upside down—no more fumbling. The older USB-A is a larger rectangle that only fits one way. USB-C was designed to be a new universal standard, replacing a whole family of older connectors like Micro-USB and Mini-USB. But the key difference for a USB 2.0 to USB-C cable is its internal wiring. It’s built for reliable charging and standard data transfer, not for the ultra-high speeds you’d get from a USB 3.0 or Thunderbolt cable. It’s the dependable workhorse, not the racehorse.

Common Uses and Applications

You’ll find yourself reaching for this cable all the time. It’s perfect for charging your new USB-C smartphone or tablet from an older laptop, a power bank, or the USB port in your car. Need to get photos off your phone and onto your computer? This cable handles that data transfer with ease. It’s the go-to for connecting your new tech to the thousands of devices that still rely on USB-A ports. For example, you can plug your phone directly into one of the fast wall chargers you already own to power up, ensuring you're always ready to go.

What to Look For in a Quality Cable

Not all cables are created equal. Picking the right one can be the difference between a quick, reliable charge and a frustratingly slow one—or worse, a cable that frays after a few weeks. When you’re shopping for a USB 2.0 to USB-C cable, paying attention to a few key details ensures you get a product that’s reliable, fast, and built to last. Think of it as an investment in keeping your essential devices powered up and ready to go.

Focusing on charging power, data speed, compatibility, and build quality will help you cut through the noise and find a cable that truly meets your needs. Whether you’re charging your phone on the go, powering up devices at home, or transferring files, these are the features that matter most.

Data Transfer Speed

While many of us use USB-C cables primarily for charging, data transfer speed is still an important factor. A USB 2.0 to USB-C cable is designed for basic data tasks and charging. Because of its internal wiring, it’s best suited for USB 2.0 communication speeds, which top out at 480 Mbps. This is perfectly fine for syncing your phone or moving a few documents.

However, if you frequently transfer large files like 4K videos or extensive photo libraries, you’ll notice the slower speed. For those high-demand tasks, you’d want to look for a cable that supports a higher standard like USB 3.1 or Thunderbolt. For everyday charging and light data use, a quality USB-C cable built on the 2.0 standard is a reliable workhorse.

Charging Power

This is where a quality cable really shines. To get the fastest charge possible, your cable needs to support modern charging technologies. Look for cables that feature Power Delivery (PD) and Programmable Power Supply (PPS). Power Delivery allows your device and charger to communicate and negotiate the optimal charging speed, delivering more power than a standard cable.

PPS is a more advanced part of the PD standard that allows for small, real-time adjustments to voltage and current. This fine-tuning makes charging even more efficient and is healthier for your device's battery in the long run. KEUTEK’s ProSeries USB-C cables include both of these technologies, ensuring you get a fast and intelligent charge every time you plug in. Just be sure to pair it with one of our fast wall chargers to get the full benefit.

Device Compatibility

A great cable should work with everything you own. The beauty of the USB-C connector is its universal adoption across a huge range of devices, from Apple and Samsung phones to tablets, laptops, and headphones. A high-quality cable will support the charging standards needed to power all of them efficiently.

This versatility is a huge convenience, especially for families or anyone with multiple gadgets. You can use the same cable to charge your Android phone, your partner’s iPhone (with the right tip), and your portable power bank without any issues. When shopping, check that the cable is advertised to work with the specific brands you use. A cable with broad compatibility simplifies your life and reduces the number of cords you need to carry.

Cable Length

Cable length is more than a matter of convenience; it’s about matching the cable to its purpose. A shorter cable, around 1-3 feet, is perfect for use in the car with a fast car charger or with a portable power bank, as it reduces clutter and tangles. For your nightstand or office desk, a longer 6-foot cable gives you the flexibility to use your device while it’s charging without being tethered to the wall.

Regardless of the length you choose, make sure it’s built well. Longer cables can sometimes be more prone to wear and signal loss if they aren’t made with quality materials. Look for features like a braided nylon exterior and reinforced joints to ensure the cable remains durable and performs reliably, no matter its length.

Durability and Build Quality

A cable is only as good as its construction. We’ve all dealt with flimsy cables that fray at the connector or stop working for no reason. Investing in a durable cable saves you money and frustration. Look for signs of quality craftsmanship, like a tough, braided nylon exterior that resists tangling and tearing.

The connector housing is another critical area. Reinforced joints where the cable meets the plug prevent the bending and stress that cause most cables to fail. A well-built cable is designed to withstand the rigors of daily use, whether it’s being tossed in a backpack, used by the kids, or plugged and unplugged multiple times a day. Taking simple steps to make your USB cable last longer, combined with a quality build, ensures you’ll have a reliable connection for years.

Know the Limitations

While the USB-C connector is a modern marvel of convenience, it's important to remember that not all cables are built the same. The "USB 2.0" part of the name tells you a lot about a cable's capabilities, and frankly, its limitations. Understanding these differences is the key to avoiding slow performance, frustrating charging experiences, and even potential damage to your expensive gadgets. Think of it this way: you wouldn't put regular fuel in a high-performance sports car and expect it to win a race. The same principle applies here. Using the right cable for the job ensures your devices get the speed and power they were designed for, keeping your tech life running smoothly and safely.

The universal nature of the USB-C port is both its greatest strength and a potential source of confusion. Because the same port can be used for everything from simple charging to transferring massive video files and connecting to external monitors, the cable itself becomes the deciding factor in performance. A cable is more than just a wire; it's a complex piece of technology with specific standards for data and power transmission. When you choose a cable that doesn't match your device's needs, you're creating a bottleneck that holds back its true potential. Let's break down exactly what you need to watch out for when you see "USB 2.0" on the label so you can make an informed choice.

Slower Data Speeds

The biggest trade-off with a USB 2.0 to USB-C cable is data transfer speed. The USB 2.0 standard is an older technology, and it maxes out at a speed of 480 megabits per second (Mbps). While that’s perfectly fine for connecting a keyboard or charging your phone overnight, it feels incredibly slow if you’re trying to transfer large files. Moving a high-resolution video or a big photo album from your laptop to an external drive could take minutes instead of seconds. For tasks that demand high-speed data, like connecting to an external SSD or a 4K monitor, you’ll need a cable that supports a newer standard like USB 3.1 or Thunderbolt.

Limited Charging Power

Just because a cable has a USB-C connector doesn't automatically mean it supports the fastest charging speeds. While the USB-C standard allows for power delivery up to 100 watts or more, a basic USB 2.0 cable isn't built to handle that kind of power. It will certainly charge your device, but it may not be able to use the full potential of a high-wattage power brick. If you want to quickly power up a laptop or use your phone's fast-charging feature, you need a cable specifically designed for higher power output. For maximum speed, pair a high-quality cable like our ProSeries USB-C with one of our powerful fast wall chargers.

Potential Compatibility Issues

This is the most critical limitation to be aware of. The market is flooded with cheap, poorly made USB-C cables that don't adhere to the official specifications. These "non-compliant" cables are not just slow or inefficient; they can be dangerous. By attempting to draw too much power or sending the wrong voltage, a bad cable can permanently damage the charging port on your phone, tablet, or laptop. It’s a costly risk that simply isn’t worth the few dollars you might save. To protect your devices, always buy from reputable brands that stand behind their products and guarantee they meet all safety and performance standards.

Comparing the Best USB 2.0 to USB-C Cables

With so many cables on the market, it can be tough to figure out which one is right for you. The good news is that different brands focus on different strengths, from advanced charging technology to budget-friendly basics. Whether you need a cable that can withstand the elements on your next outdoor trip or a simple one for your desk at home, there’s an option that fits. Some brands pour their resources into creating the most durable, rugged cables imaginable, while others prioritize delivering the fastest possible charge using the latest tech. You'll also find companies that specialize in offering a huge variety of lengths and colors, and others that have perfected the art of the affordable, reliable basic. Understanding these differences is the key to not overspending on features you don't need, or worse, getting a cable that can't keep up with your demands. This comparison will walk you through what makes each brand unique. We'll cover everything from the high-performance engineering of KEUTEK to the everyday reliability of Amazon Basics, so you can make an informed choice. By the end, you'll have a clear idea of which cable will best serve your needs, whether you're a frequent traveler, a busy professional, or someone who just wants a charger that works.

KEUTEK ProSeries USB-C Cables

KEUTEK stands out by packing its cables with smart charging technology. The ProSeries USB-C cables are designed for people who want the fastest, most efficient charge possible. They include advanced features like Power Delivery (PD) and Programmable Power Supply (PPS), which allow the cable to communicate with your device to deliver the optimal amount of power. This means less energy is wasted as heat and your battery charges more quickly and safely. If you’re powering up high-demand devices or simply can't stand waiting around for a full battery, KEUTEK’s focus on cutting-edge performance makes their cables a top-tier choice for tech-savvy users.

Amazon Basics

If you're looking for a straightforward, no-frills cable that gets the job done, Amazon Basics is a solid contender. Their USB-C to USB-A 2.0 cable is a workhorse for everyday charging and data transfer. It supports charging up to 15 watts and moves data at speeds of up to 480 Mbps, which is standard for USB 2.0. While it doesn't have the advanced charging features of more premium brands, it’s a reliable and affordable option for keeping your essential devices powered up. It’s a great choice for a backup cable to keep in your bag or at the office.

Anker

Anker has built a strong reputation for durability, making their cables a favorite among people who are tough on their gear. They are well-known for producing high-quality cables that feature reinforced joints where the cable meets the connector—a common point of failure. Many of their models also come with braided nylon exteriors, which prevent tangling and protect the internal wires from fraying after repeated bending and flexing. If you’ve had cables break on you in the past or you need something that can hold up to the rigors of frequent travel, Anker’s focus on robust construction is a significant advantage.

Cable Matters

As the name suggests, Cable Matters is all about providing options. This brand is a great place to look if you have very specific needs that other brands might not meet. They offer a wide variety of USB-C cables that support both charging and data transfer, with an extensive selection of lengths, colors, and specifications. Whether you need an extra-long cable to reach a distant outlet or a short one to reduce clutter in your car, you can likely find it from Cable Matters. Their strength lies in the sheer breadth of their catalog, ensuring you can find a cable that’s just right for your particular setup.

Belkin

Belkin is a well-established name in the accessories space, and their cables are designed with everyday reliability and durability in mind. They focus on creating products that can withstand the wear and tear of daily use. Belkin cables often feature a flexible design that resists tangling and robust connectors that ensure a secure fit every time you plug them in. They are certified by USB-IF (USB Implementers Forum), which means they meet all the required standards for safety and performance. For those who want a dependable cable from a trusted brand for their daily charging routine, Belkin is a consistently solid choice.

Monoprice

Monoprice has made a name for itself by offering quality tech accessories without the premium price tag. Their approach is to provide affordable USB-C cables that don't compromise on quality, making them an excellent value. You can find a wide range of options from Monoprice, including cables of various lengths and data transfer speeds, all at a budget-friendly price point. They often back their products with a lifetime warranty, giving you peace of mind. If you need to buy multiple cables for your home, office, and travel bag without breaking the bank, Monoprice delivers reliable performance at an accessible cost.

Ugreen

Ugreen is another brand that has gained recognition for its reliable performance, particularly when it comes to charging speed and device compatibility. Their cables are known for supporting fast charging protocols, helping you power up your devices efficiently. Ugreen also emphasizes broad compatibility, ensuring their cables work seamlessly with a wide range of smartphones, tablets, and other USB-C gadgets. This makes them a versatile choice if you have devices from several different manufacturers. For users who prioritize quick, effective charging and want a cable that plays well with all their tech, Ugreen offers a dependable and efficient solution.

How to Choose the Right Cable for You

Picking the right cable feels like a small decision, but it has a big impact on your daily routine. A great cable keeps your devices powered up and ready to go, while a bad one can be a constant source of frustration and even leave you stranded. For anyone who relies on their tech—whether you’re a frequent traveler navigating a new city, an outdoor adventurer documenting your journey, or a professional heading into a critical meeting—a failing cable is more than an inconvenience. It’s a broken link in your chain of preparedness. A dead phone means no maps, no calls, and no photos. A dead laptop means a missed deadline or a failed presentation.

That’s why choosing a cable isn’t just about finding something that works; it’s about investing in reliability and peace of mind. You need a cable that can keep up with your life, not one that holds you back. The good news is that finding the perfect one doesn’t have to be complicated. By thinking through your specific lifestyle, balancing quality with your budget, and learning how to read between the lines of customer reviews, you can confidently select a cable that won’t let you down. Let’s walk through how to make a smart choice that you’ll be happy with for years to come.

Define Your Needs

First, think about how and where you’ll use this cable. Are you a frequent traveler or outdoor adventurer who needs something that can withstand being tossed in a bag? Or do you mostly need a reliable cable for your desk or nightstand? If you’re always on the move, durability is key. Look for cables with braided exteriors or reinforced joints to ensure they can handle daily wear and tear. For example, our ProSeries USB-C cables are built with a tough exterior for exactly this reason. If your cable will stay in one place, you might prioritize length or color instead. Make a quick list of your top two or three priorities before you start shopping.

Balance Quality with Your Budget

It’s tempting to grab the cheapest cable you can find, but that often costs more in the long run. Low-quality cables fray, stop working unexpectedly, and can even damage your devices. Investing in a higher-quality cable from a reputable brand means you’re getting a product designed to last. You can also extend the lifespan of any cable with proper care, like unplugging it by the connector instead of the cord and avoiding sharp bends. Think of it as an investment in reliability. Spending a few extra dollars now can save you the headache and expense of replacing a broken cable—or a damaged phone—later on.

How to Read Customer Reviews

Customer reviews are a goldmine of information, but you have to know how to read them. Look past the star rating and dig into what people are actually saying. Are reviewers mentioning that the cable still works perfectly after six months or a year of heavy use? That’s a great sign. Look for comments that mention durability, a secure connection, and consistent charging speeds. According to tech experts, the best reviews often highlight details like "careful unplugging, gentle rolling, proper storage," which shows the user knows how to make a USB cable last longer. Pay attention to recurring themes, both good and bad, to get an honest picture of the cable’s performance.

Find the Best Price for Your Cable

Finding a great deal on a cable is satisfying, but you also want to make sure you're getting a product that lasts. You don't have to choose between a good price and good quality. Here’s how to find a cable that fits your budget without compromising on performance.

What to Expect to Pay

When you start shopping for USB 2.0 to USB-C cables, you'll notice prices can vary quite a bit. On the lower end, you can find a basic option like the Amazon Basics cable for just over $5. On the higher end, a premium cable like the mophie charge cable can cost around $20. The price difference often comes down to the quality of materials, durability features like braided nylon sheathing, and brand reputation. A cheaper cable might work in a pinch, but investing a little more often gets you a product that withstands daily plugging, unplugging, and travel, ultimately saving you from having to buy a replacement sooner.

Where to Shop

Your search for the perfect cable doesn't have to start and end on Amazon or at big-box stores. For a much wider variety, it's worth looking at specialty retailers. For instance, a site like Coolgear offers an impressive selection that includes unique designs like angled cables for fitting into tight spaces or securely mounted options for a permanent charging station. If you need a very specific length for your setup, a company like Comprehensive provides cables in multiple lengths, from 3 feet to 15 feet. Exploring these specialized stores can help you find a cable that’s perfectly suited to your needs rather than a one-size-fits-all solution.

When to Look for Sales

A little patience can help you get the best possible price on a quality cable. Keep an eye on popular products, especially those with an "Amazon's Choice" badge, as these are often the first to see discounts. Major shopping holidays like Black Friday, Cyber Monday, and Prime Day are also fantastic times to find deals on all kinds of tech accessories. Another smart strategy is to sign up for email newsletters from brands you trust. This way, you’ll be the first to hear about special promotions, new product drops, and exclusive discounts, helping you snag a top-tier cable without paying a premium price.

Make Your Cable Last Longer

Investing in a high-quality cable is the first step, but making it last comes down to daily habits. We’ve all seen the sad, frayed ends of a well-used but poorly-cared-for cable. The good news is that with a little mindfulness, you can dramatically extend the life of your cables, saving you money and reducing waste. A durable cable is designed to withstand the rigors of daily life, from being tossed in a backpack to charging your gear on a cross-country road trip. By following a few simple guidelines for care, use, and storage, you can ensure your cable performs reliably for years to come. Think of it as protecting your investment and guaranteeing you have power when you need it most.

Care and Maintenance Tips

The most common point of failure for any cable is the spot where the cord meets the connector. To protect this vulnerable area, always avoid bending your cables at sharp angles. Instead of forcing it into a tight space, give it some slack. This simple habit prevents the internal wires from breaking down under stress. When you choose a cable, look for one built with durable materials. Our ProSeries USB-C cables, for example, use a reinforced nylon braid that adds a serious layer of protection against everyday wear and tear, making them a solid choice for anyone who needs their gear to be as tough as they are.

Avoid Common Mistakes

We’re all guilty of it: yanking a cable out of a port by the cord instead of the plug. This habit puts immense strain on the internal connections and is one of the fastest ways to ruin a perfectly good cable. Always take a second to grip the connector head firmly when you unplug your devices. Another common mistake is assuming any USB-C cable can handle the power your device needs. Using an underpowered cable to charge a high-wattage device like a laptop can lead to slow charging, overheating, and potential damage to both the cable and your gear. Always check the specifications to ensure your cable is rated for the job.

How to Store Your Cable Correctly

How you store your cable is just as important as how you use it. Tossing it into a bag or drawer can lead to knots and tangles that weaken the internal wiring over time. Instead of wrapping it tightly around your hand or a power brick, gently loop the cable in a loose coil. Securing it with a simple velcro tie can keep it neat and prevent it from getting tangled with other items. This is especially important for travelers and anyone who carries their tech with them. Proper cable storage not only protects your gear but also makes it easier to find and use when you need it.

How to Troubleshoot Common Cable Problems

We’ve all felt that flash of frustration when you plug in your phone and… nothing happens. Or worse, the charging icon flickers on and off. Before you toss the cable, take a deep breath. Most charging issues are surprisingly easy to fix. It usually comes down to checking three things: the connection point, the power source, and the cable’s physical condition. Walking through these simple steps can get you back to a full battery in no time.

Fix Connection Problems

First, play detective with your device’s charging port. Gently clear out any lint or debris that might be blocking the connection. If the port is clean, check the cable’s fit. A loose or wobbly connection is a red flag. It often means the connector is worn out. It's also important to remember that not all cables are created equal. Some aren't built to handle the power needed for fast charging, which can lead to connection drops or even overheating. Look for cables with durable, braided exteriors and reinforced joints that ensure a solid, stable link every time you plug in.

Solve Inconsistent Charging

If your device charges intermittently, the problem might not be the cable but the power brick it’s plugged into. A low-power wall adapter can't deliver the juice your device needs, causing the charge to start and stop. Make sure your cable is paired with one of the powerful fast wall chargers capable of providing a steady, strong current. You can also extend your cable's life by handling it with care. Avoid yanking it out by the cord; instead, pull from the connector base. Storing it in a loose coil will prevent internal wires from breaking, a common cause of inconsistent charging.

Know When It's Time for a New Cable

Sometimes, a cable is simply at the end of its life. If you see visible damage like fraying, deep kinks, or exposed wires, it’s time for a replacement. Continuing to use a damaged cable isn't just unreliable—it can risk your device's battery and internal components. Inconsistent charging that isn't solved by cleaning the port or swapping power bricks is another clear sign the cable's internal wiring has failed. Instead of buying another cheap replacement, think of it as an upgrade. Investing in a high-quality ProSeries USB-C cable will give you better performance and prevent you from having to troubleshoot again in a few months.

Future-Proof Your Tech Setup

Investing in the right cables now means you won't have to replace everything later. As technology moves forward, USB-C is clearly leading the way, becoming the go-to standard for everything from phones to laptops. Making the switch to USB-C is one of the smartest things you can do to prepare your gear for the future.

The biggest advantage of USB-C is its incredible versatility. It’s designed to be a universal connector, capable of replacing older plugs like USB-A, Micro USB, and even HDMI for video. Imagine carrying just one type of cable for all your devices. A single USB-C cable can handle data transfer, video output, and power delivery all at once, which seriously cuts down on clutter. This means you can connect to monitors, charge your phone, and back up files with the same cord.

Speed is another huge factor. USB-C supports newer, faster standards that leave older USB types in the dust. This is a game-changer when you're transferring large files or need a quick charge. And don't worry about your older gadgets; you can still find cables that connect new and old devices, so the transition can be gradual. For a truly future-proof experience, look for cables that not only connect your devices but also charge them efficiently. KEUTEK’s ProSeries USB-C cables are built for this, delivering faster charging speeds while protecting your device's battery health. By choosing high-quality USB-C gear, you're setting yourself up with a reliable, fast, and streamlined system that will last for years.

Related Articles

• The Ultimate USB-C USB-A Cable Guide – KEUTEK
• USB-A to USB-C Cable: Ultimate Guide (2023) – KEUTEK
• How to Choose the Best USB C to USB A Cable – KEUTEK
• USB-C PD Charger: The Ultimate Guide (2025) – KEUTEK
• Braided USB C Cable: Your Ultimate 2024 Guide – KEUTEK

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Frequently Asked Questions

Why is my phone charging so slowly with my new USB-C cable? This is a super common issue, and it usually comes down to a power mismatch. Your cable is just one part of the charging team; the power brick is the other. A USB 2.0 to USB-C cable will charge your device, but if it's paired with a weak, old power adapter, it can't deliver a fast charge. For top speeds, you need to make sure both your cable and your wall charger are designed for fast charging technologies like Power Delivery (PD).

Is it really worth spending more on a premium cable? I absolutely think so, and it’s not just about fancy packaging. Paying a bit more for a cable from a reputable brand gets you better materials and smarter technology. This means a tougher, braided exterior that won't fray in a month and reinforced connectors that prevent the dreaded wiggle. More importantly, premium cables often include features like PPS that deliver a faster, more efficient charge that's also healthier for your device's battery in the long run. It's an investment in reliability that saves you from buying replacements over and over.

Can I use a USB 2.0 to USB-C cable to charge my laptop? While it might work in a pinch for some smaller laptops or tablets, it's generally not a good idea. Most laptops require significantly more power than a standard USB 2.0 cable is designed to handle safely. Using one will likely result in an extremely slow charge, or it may not charge at all. For a device as power-hungry as a laptop, you need a cable specifically rated for higher wattage, like a 60W or 100W PD cable, to ensure a safe and effective charge.

What's the biggest mistake people make with their charging cables? Hands down, it's yanking the cable out by the cord instead of the plug. This single habit puts all the stress on the most delicate part of the cable—where the wires meet the connector head—and is the number one cause of premature failure. Taking an extra second to grab the sturdy plastic or metal housing of the plug will dramatically extend the life of any cable you own.

If the connector is the same, why are some USB-C cables so much faster for transferring files? This is what trips a lot of people up. Think of the USB-C connector as the shape of the plug, but the "USB 2.0" part as the engine inside. A USB 2.0 cable has the internal wiring for standard speeds, which is great for charging and moving small files. Cables built for higher standards like USB 3.1 or Thunderbolt have a completely different internal construction designed for massive data pipelines, allowing them to transfer huge video files or photo libraries in seconds instead of minutes.