Pacebutler VS Second-Handphones.com

Cellular Country - Cellular Country is one of the largest and probably the cheapest sources over the internet for dealing in used smartphones, refurbished smartphones, and unlocked smartphones.

Cashify - Cashify has earned a good fame and name in the field of used smartphones, tablets, and laptops.

iPhone Antidote - As the name of the website suggests, it is a dedicated platform for selling the iPhones only.

DigiCircle - DigiCircle is a multipurpose platform with the main purpose of serving as a platform for trading in used and second-hand stuff.

Gazelle - Buy and Sell your used cell phones and electronics. Sell your iPhone, Samsung Galaxy, iPad and more for cash, or buy used iPhones, iPads and other cell phones. More than one million customers trust Gazelle.

4Gadgets - 4Gadgets is the United Kingdom based smartphones selling and buying a platform that deals in used products only.