Apple has launched several iterations of the iPhone till date. Among them, many people still prefer the iPhone 6s and the iPhone 5s due to their small screen size. After the launch of the iPhone XS Max, these devices have become even more affordable. The price of the iPhone 6s is $419 approximately and iPhone 5s costs around $399, $299, and $199 fo

The refurbished Apple iPhones are those which are replaced either due to its manufacturing defect or a technical defect (commonly called second-hand cellphones). On the other hand, certified pre-owned iPhones have a new serial number and IMEI (International Mobile Equipment Identity) number. Certified pre-owned iPhones have to undergo several gover