Is Thunderbolt And USB-C The Same?

In today's technology-driven world, understanding the various ports and connectors can be a bit overwhelming. Two terms that often come up in conversations about modern devices are Thunderbolt and USB-C. They may look similar, but are they the same? Let's explore the differences and similarities between Thunderbolt and USB-C to help you make informed decisions about your tech purchases.
To get started, let's clarify what Thunderbolt and USB-C actually are. Both are types of connectors used to connect devices, but they serve different purposes and have distinct capabilities.
What is USB-C?
- • Reversible Design: Unlike older USB connectors, USB-C can be plugged in either way, making it more user-friendly.
- • Fast Data Transfer: USB-C supports high-speed data transfer rates, typically up to 10 Gbps with USB 3.1.
- • Power Delivery: It can deliver up to 100 watts of power, allowing for faster charging of devices like laptops and smartphones.
What is Thunderbolt?
- • High-Speed Data Transfer: Thunderbolt can transfer data at speeds up to 40 Gbps, which is four times faster than USB-C.
- • Multiple Protocols: Thunderbolt supports multiple protocols, including PCI Express and DisplayPort, allowing for versatile uses like connecting external graphics cards and high-resolution displays.
- • Daisy Chaining: You can connect multiple Thunderbolt devices in a daisy chain, reducing cable clutter and improving organization.
Thunderbolt vs USB-C: The Key Differences
Feature | Thunderbolt 3 | Thunderbolt 4 | USB 3.2 | USB4 |
Data Transfer Speed | Up to 40 Gbps | Up to 40 Gbps | Up to 20 Gbps | Up to 40 Gbps |
Display | One 4K monitors | Two 4K monitors or one 8K monitor | One 4K monitors | Two 4K monitors or one 8K monitor |
Power Delivery | Up to 100W | Up to 100W | Up to 100W | Up to 100W |
Daisy- Chaining | Up to 6 devices | Up to 4 devices | Not supported | Not supported |
Passive cable length | 0.5m | 0.5m- 0.8m | 1m | 0.5m-1m |
Connector | USB C | USB C |
USB C |
USB A, USB B and USB C |
Speed and Performance
Compatibility
Cost
Power Delivery
Thunderbolt vs USB-C: Use Cases
When to Choose Thunderbolt
- • Video Editing: If you work with high-resolution video files, Thunderbolt's fast data transfer rates make it an excellent choice for seamless editing and rendering.
- • External Graphics Cards: Thunderbolt's support for PCI Express allows you to connect external GPUs, enhancing your computer's graphical capabilities.
- • High-Resolution Displays: Thunderbolt can drive multiple 4K displays or a single 5K display, making it ideal for creative professionals and gamers.
When to Choose USB-C
- • Charging Devices: USB-C's power delivery capabilities make it perfect for charging smartphones, tablets, and laptops quickly and efficiently.
- • Data Transfer: For transferring files between devices, USB-C's 10 Gbps speed is more than adequate for most users.
- • General Connectivity: USB-C is widely adopted, making it the perfect choice for connecting peripherals like keyboards, mice, and external storage devices.
The Future of Thunderbolt and USB-C