They may also feature one or more variations in hardware, such as a faster processor, the addition of a physical keyboard, a modem with higher theoretical speeds, or a better digital camera.

[1] Because of the different technologies used by wireless operators in the United States, many variants of the LG Optimus One exist, usually replacing the word "One" with a single letter representing the carrier.

[1] This GSM version of the phone is sold by wireless communications service providers in Asia, Europe and Canada.

The LG Optimus Chic features a camera with a higher 5 megapixel (MP) resolution and a modem with faster upload speeds of 2 Mbit/s instead of 0.35 Mbit/s.

Released exclusively for the Australian network Optus, the LG Optimus Elite features a 3.5 inch screen, 5 MP camera with flash, and a dual-core processor.