While its monetary value is now quite low—often ranging from depending on condition—a good buy-back write-up can help you either squeeze out the last bit of trade-in value or find a niche buyer. Option 1: The "Nostalgic Collector" Pitch

The is widely considered a classic for its compact 4-inch design and the debut of Touch ID . However, as of 2026 , it is technically obsolete and no longer receives software or security updates.

Best for: Selling to individuals on platforms like eBay or Reddit who value the design.