This is the most common complaint. Many used units have significantly degraded batteries, sometimes lasting only half a day or requiring immediate replacement.

If you decide to proceed, follow these best practices derived from expert and community advice: CHEAP iPhone 6 Review eBay Unboxing (2020)

Users consistently praise its thin, lightweight design and "perfect" palm size.

Reviewers often note it is a good "starter" or "backup" phone for basic calling, texting, and lightweight browsing.

Buying an on eBay in 2026 is generally not recommended for use as a primary phone , though it remains a viable ultra-budget option for basic tasks. Summary of User Reviews

The iPhone 6 is stuck on iOS 12, meaning it no longer receives security updates or support for the vast majority of modern apps.

Major apps like YouTube, Netflix, and banking apps likely won't run or update, making the device "useless" for standard smartphone needs. Buyer's Tips for eBay