Even though high-quality aluminum housing of the phone is one of the phone’s advantages, many users have reported that the cover can be easily scratched. However, the problem is usually related to the black model of the phone.
Apple decided to change the iPhone cable that was used to synchronize and transfer data. Many issues have been reported.
A slightly larger battery of 1560 mAh against 1440 on 4s cannot be changed, and you have to admit it is a bit annoying.
A removable memory card is still not an option.
The 4” screen is relatively small compared to the competition, which is why this may be one of the biggest disadvantages of this iPhone model.