DealExtreme - Online shopping for cool gadgets at the right price.

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.

Zalando - Zalando is a online retailer, offering Fashion and Lifestyle products.

CashOn Pick - Cellular Country is not as greater used smartphones trading platforms as compared to others, but still, there are many factors that make it the best platform for getting used smartphones and also selling used or second-hand smartphones as well.

Fasttech - Fasttech is one of the best platforms for buying gadgets and electronics at the best rates.

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