Question: is usb c usb 3.1?
Answer: USB-C, USB 3.1, and Transfer Rates USB 3.1 is a new USB standard. USB 3's theoretical bandwidth is 5 Gbps, while USB 3.1's is 10 Gbps. That's double the bandwidth—as fast as a first-generation Thunderbolt connector. USB Type-C isn't the same thing as USB 3.1, though.