10 Important Difference Between USB 1.0 and USB 2.0 (Tabular Form)

What is the difference between USB 1.0 and USB 2.0?

USB is a set of protocols for instantly connecting devices(mouse, keyboard, cameras, etc.) to a computer and transmitting data.

USB 2.0, which was released in April 2000, is an improved version of USB 1.0. These generations differ in various ways, including speed, size, compatibility, and a few other features.

USB 3.0, is the latter version which was introduced in 2008.

USB 1.0 and 2.0 difference helps you to choose the correct USB device for your gadgets.

What is USB 1.0?

In 1996, the first USB 1.0 was launched. It is a bus driver that allows data to be sent from one device to another via a cable.

A USB 1.0 device can be either a low-speed device that operates at 1.5Mbps or a high-speed device that runs at 12Mbps.

Because USB was designed for slower devices, the first version did not support high-speed data transmission. Initial USB devices include keyboards, mice, game controllers, and other peripherals.

The ports and cables for USB 1.0 and 1.1 are color-coded white.

What Is USB 2.0?

A 2.0 device first recognizes itself as a full-speed device, then uses chirps to negotiate with the controller. When the controller recognizes the device as a high-speed device, it resets the connection and uses high-speed signaling.

It was released in 2000 with the goal of providing faster speeds, increased data handling capabilities, and improved overall performance.

USB 2.0 is a second generation of USB devices that may possibly attain up to 40 times the speed at 480Mbps.

USB 2.0 must be backward compatible with USB 1.0, which implies that even if you have a 2.0 USB port, your USB 1.0 mouse will work fine.

The ports and cables for USB 2.0 are color-coded black and used by some mobile phones and external hard disk drive (HDD) cables.

Difference Between USB 1.0 And USB 2.0: USB 1.0 VS USB 2.0

USB 1.0VSUSB 2.0
USB 1.0 was the first version of USB standard.BasicUSB 2.0 was the second version of the USB standard.
First GenerationGenerationSecond generation
1996,JanuaryBuilt in2000,April
Can be compatible with USB 2.0CompatibilityCan be backward and forward compatibility

Type A and Type B
Type of ConnectorMini and micro connector as well as Type A and Type B
whiteColor codeBlack
Used to connect peripheral devices. Applications Used to transfer data between devices as well as to memory chips.


To summarize, difference Between USB 1.0 and USB 2.0 is that the USB 2.0 is an improved version of USB 1.0 and 1.1 in terms of speed, size, compatibility, and a few other aspects. USB 2.0 has a 40-fold increase in speed over USB1.0, making it an excellent choice for everyone.

You can simply find and purchase the suitable USB cables for your devices after knowing how to identify the different types of USB ports and cables.

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