It may seem like a no-brainer to accept a hand-me-down phone from a friend or family member or buy a used phone, but compatibility issues and carrier locks could stand in your way. A reader ...

Why can I get so much for this 3-year-old phone? Right now on eBay a used iPhone 7 goes for around $150 to sometimes over $200. But a Galaxy S7, which also came out in 2016, sells for under $100.

In fact, the only pre-owned original part in refurbished iPhones is the logic board, which includes the processor and other hardware that makes the phone work, and the camera module. Essentially ...

Refurbished iPhones are pre-owned devices that have been restored, often to like-new condition. They offer many of the same features as a brand-new iPhone, but at a lower price point. In this ...