Surface Pro X Essential: USB-C vs USB-A Made Simple

The Surface Pro X simplifies connectivity with its USB-C ports, but understanding the difference between USB-C and the older USB-A is key to using all your accessories. We break down which ports you have, what they do, and how to make the most of your Surface Pro X’s connections.

Surface Pro X: Essential USB-C vs USB-A Explained

Navigating the world of tech ports can sometimes feel like learning a new language. You’ve got your shiny new Surface Pro X, a fantastic device built for modern productivity, and you’re eager to connect your keyboard, mouse, external drive, or maybe even a camera. But then you look at the sides and might see a mix of ports, or perhaps just one type, and wonder, “What plugs into what?”

This is where the common question arises: “Which USB port is best, USB-C or USB-A, especially for my Surface Pro X?” It’s a valid concern! Many older accessories you might own use the rectangular USB-A plug, while newer devices and the Surface Pro X itself primarily feature the oval-shaped USB-C. Don’t worry, figuring this out is much easier than you think. Tabletzoo is here to guide you, step-by-step, so you can connect everything you need and get back to what you do best – creating, working, or playing.

Understanding Your Surface Pro X’s Ports

Microsoft designed the Surface Pro X with portability and modern connectivity in mind. This means it heavily leans into the capabilities of USB-C. Let’s take a look at what you’ll typically find on a Surface Pro X device.

What Ports Does the Surface Pro X Have?

Most Surface Pro X models feature:

• Two USB-C Ports: These are the primary connectors. They are versatile and support various functions like data transfer, video output, and charging.
• Surface Connect Port: This magnetic port is specifically for charging your Surface Pro X and can also be used to connect Microsoft’s Surface Docks for expanded connectivity.
• Nano SIM Card Slot: For models with LTE connectivity, this allows you to use a cellular data connection on the go.

Important Note: Unlike many other Surface devices (like the Surface Pro 7 or Surface Laptop 3), the Surface Pro X generally does NOT come with built-in USB-A ports on the device itself. This is a key distinction that makes understanding USB-C even more crucial for Surface Pro X users.

USB-C: The Modern Standard

USB-C has become the go-to connector for many devices, and for good reason. It’s designed to be reversible, meaning you can plug it in no matter which way it’s oriented – no more fumbling in the dark!

What is USB-C?

USB-C, or USB Type-C, is a physical connection interface that uses a small, oval-shaped connector. It’s not just about the shape, though. USB-C is a versatile port that can:

• Transfer Data: It supports high data transfer speeds, allowing you to move files quickly between devices.
• Deliver Power: USB-C can deliver more power than older USB types, enabling faster charging for your Surface Pro X and other compatible devices. It also supports Power Delivery (PD), which is a standard for charging.
• Output Video: Many USB-C ports support DisplayPort Alternate Mode, meaning you can connect your Surface Pro X directly to an external monitor or TV using a USB-C to HDMI or USB-C to DisplayPort cable.
• Connect to Peripherals: It’s used for everything from external hard drives and webcams to docking stations.

The Surface Pro X typically supports USB 3.1 Gen 2 specifications over its USB-C ports, offering speeds of up to 10Gbps for data transfer. This is significantly faster than older USB standards.

The Many Flavors of USB-C

This is where it can get a little confusing, but don’t let it deter you! Not all USB-C ports are created equal. They can support different versions of the USB standard, which impacts speed and features.

• USB 3.1 Gen 1 (formerly USB 3.0): Up to 5Gbps data transfer speeds.
• USB 3.1 Gen 2 (formerly USB 3.1): Up to 10Gbps data transfer speeds.
• USB 3.2: This is an evolution with different modes, including 10Gbps (Gen 2×1) and 20Gbps (Gen 2×2).
• Thunderbolt 3 / Thunderbolt 4: These are high-performance interfaces that use the USB-C connector. They offer up to 40Gbps data speeds, can drive multiple high-resolution displays, and support Power Delivery.

Your Surface Pro X’s USB-C ports adhere to specific USB standards (usually USB 3.1 Gen 2), but it’s good practice to check the specifications of any accessories you’re connecting to ensure you’re getting the best performance.

For clarity on USB standards and their evolution, you can refer to this helpful guide from the USB Implementers Forum.

USB-A: The Trusted Classic

Before USB-C became commonplace, USB-A was the standard for almost all USB connections. You likely have many devices that still use this port.

What is USB-A?

USB-A is the traditional, rectangular USB port that has been around for decades. It’s the port you’re probably most familiar with, found on computers, chargers, and countless accessories.

• Data Transfer: Supports various speeds depending on the USB standard (USB 1.1, 2.0, 3.0, 3.1 Gen 1).
• Power Delivery: Provides power to charge devices, though generally at lower speeds than USB-C.
• Ubiquitous Compatibility: It’s the port for a vast array of older and still widely used peripherals.

USB-A Speeds: A Quick Look

Just like USB-C, USB-A ports can operate at different speeds:

• USB 2.0: Up to 480 Mbps (megabits per second). Common for many older peripherals like keyboards, mice, and basic flash drives.
• USB 3.0 / USB 3.1 Gen 1 (often blue inside): Up to 5 Gbps (gigabits per second). Much faster, ideal for external hard drives, faster flash drives, and cameras.

While the Surface Pro X doesn’t have these ports directly, you’ll encounter them frequently with your existing accessories.

USB-C vs. USB-A on the Surface Pro X: The Big Question

Given that the Surface Pro X primarily relies on USB-C, the main “vs.” here isn’t about which port is on your device, but how you connect your USB-A accessories to your USB-C-centric Surface Pro X. Understanding their differences helps you choose the right adapters and accessories.

Feature	USB-C	USB-A
Shape	Small, oval, reversible	Larger, rectangular, not reversible
Versatility	Data, power, video output, audio	Primarily data and power
Speed (Max Current Standard)	Up to 40Gbps (with Thunderbolt)	Up to 5Gbps (USB 3.0/3.1 Gen 1)
Power Output	Higher (up to 100W with PD)	Lower (typically 2.5W to 4.5W, up to 7.5W for some charging ports)
Common Devices	Newer laptops, smartphones, tablets, monitors, docking stations	Older computers, chargers, keyboards, mice, flash drives, external HDDs
Surface Pro X Connectivity	Built-in (primary port)	Requires adapter or hub

Why the Surface Pro X Ditched USB-A

Microsoft’s decision to equip the Surface Pro X primarily with USB-C aligns with industry trends. USB-C offers a more streamlined and powerful connection standard. By focusing on USB-C, the Surface Pro X can be thinner and lighter, and it embraces future-proofing with a port designed to handle more functions simultaneously.

Connecting Your USB-A Devices to Your Surface Pro X

This is where the solution becomes practical for everyday users. Since you have USB-A accessories, you’ll need a way to bridge the gap to your Surface Pro X’s USB-C ports. Fortunately, this is very straightforward.

Essential Tools: Adapters and Hubs

The key to using your USB-A devices with the Surface Pro X lies in adapters and hubs. These small but mighty gadgets convert the USB-C port on your Surface Pro X into one or more USB-A ports.

1. USB-C to USB-A Adapters

These are usually small, dongle-like devices. You plug the USB-C end into your Surface Pro X, and you get one or more USB-A ports on the other end.

• Pros: Compact, portable, typically inexpensive, single-purpose.
• Cons: Only provides USB-A ports, doesn’t add other connectivity options.

Recommendation: Perfect for when you just need to connect a single USB-A device, like a keyboard or a USB stick, occasionally.

2. USB-C Hubs or Docks

A USB-C hub is a more comprehensive solution. It plugs into a USB-C port on your Surface Pro X and expands your connectivity options significantly.

• Common Ports on a Hub:
  • Multiple USB-A ports (often a mix of USB 2.0 and USB 3.0 speeds)
  • HDMI or DisplayPort for external monitors
  • SD card reader
  • Ethernet port
  • Additional USB-C ports (sometimes for power passthrough)
• Pros: Adds a wide range of connectivity options, consolidates multiple adapters into one, ideal for desktop setups.
• Cons: Can be bulkier and more expensive than simple adapters.

Recommendation: An excellent investment if you frequently connect multiple accessories, need to output to an external display, or want to create a more permanent desktop setup with your Surface Pro X.

Choosing the Right Adapter/Hub for Your Needs

When selecting an adapter or hub, consider these factors:

• Speed: Do you need fast data transfer for external hard drives? Look for hubs with USB 3.0 or higher (often indicated by blue ports). For older accessories like mice and keyboards, USB 2.0 is usually sufficient.
• Number of Ports: How many USB-A devices do you need to connect simultaneously?
• Other Ports: Do you need HDMI, Ethernet, or card readers?
• Power Delivery (PD) Passthrough: If you want to charge your Surface Pro X through the hub while using other accessories, ensure the hub supports USB-C Power Delivery passthrough. This is a game-changer for a single-cable solution.

Maximizing Your Surface Pro X’s Connectivity

With the right adapters and a bit of planning, your Surface Pro X can be even more powerful.

How to Connect a USB-A Keyboard and Mouse

This is one of the most common scenarios. You’ve likely got a wireless keyboard and mouse set that uses a USB-A dongle.

1. Get a USB-C to USB-A Adapter or Hub: Choose a simple adapter or a hub with at least one USB-A port.
2. Plug in the Adapter/Hub: Connect it to one of your Surface Pro X’s USB-C ports.
3. Connect Your Dongle: Plug the USB-A dongle for your keyboard and mouse into the adapter or hub.
4. Windows will automatically detect them: You should be ready to type and click within seconds.

Connecting External Storage (Hard Drives, SSDs, Flash Drives)

If your external drive uses a USB-A connector, you’ll need an adapter or hub.

• For Speed: If your drive is a USB 3.0 or faster external hard drive or SSD, ensure the adapter or hub you use has a USB 3.0 (or higher) USB-A port to achieve optimal transfer speeds.
• For Convenience: A USB-C hub with multiple USB-A ports is great if you frequently switch between different storage devices.

Using Accessories with Specific Data Requirements

Some accessories are more sensitive to speed and latency:

• Webcams: If you use an external webcam with a USB-A connector, a stable connection through a good adapter or hub is important for smooth video.
• External Sound Cards/Audio Interfaces: These often benefit from the higher bandwidth and lower latency that newer USB standards provide, so ensure your adapter/hub can keep up.

Leveraging USB-C for Video Output

While this doesn’t directly involve USB-A, it’s a critical USB-C feature worth noting for your Surface Pro X.

Many USB-C ports on the Surface Pro X support DisplayPort Alternate Mode. This means you can connect to an external monitor using:

• A USB-C to HDMI cable
• A USB-C to DisplayPort cable
• A USB-C hub that has an HDMI or DisplayPort output

This allows you to extend your workspace for increased productivity. For more details on making external displays work with Surface devices, Microsoft offers guidance on their support site.

A Note on Surface Pro X Performance and Power

When connecting accessories, remember that the USB-C ports on the Surface Pro X are also used for charging. If you’re using a hub that supports Power Delivery passthrough, it means you can plug your Surface Pro X charger into another USB-C port on the hub, and the hub will pass power to your device while still providing all its other connections.

If you’re just using a simple adapter and your Surface Pro X is low on battery, it will use its internal battery while you use your USB-A accessories. For extended use or power-hungry peripherals, a hub with Power Delivery is highly recommended.

For more in-depth information on Surface Pro X specifications, including its capabilities and power management, you can consult Microsoft’s official product page.

Frequently Asked Questions (FAQ)

Q1: Will my old USB-A flash drive work with my Surface Pro X?

Yes, absolutely! You will need a USB-C to USB-A adapter or a USB-C hub to connect your USB-A flash drive to your Surface Pro X. Windows will recognize it like any other storage device.

Q2: Can I charge my Surface Pro X using a USB-C hub if it has a USB-C port for charging?

Yes, if your Surface Pro X’s USB-C port supports USB Power Delivery (which it does), and your USB-C hub also supports PD passthrough, you can plug your Surface Pro X charger into the hub’s designated PD port. The hub will then charge your Surface Pro X while providing its other ports.

Q3: Is USB-C faster than USB-A?

Generally, yes. While both standards have evolved, USB-C as a connector is designed to support faster USB specifications like USB 3.1 Gen 2 (10Gbps) and even Thunderbolt 3/4 (40Gbps). The fastest common USB-A connection is USB 3.0/3.1 Gen