Model Number: A1633, A1688, A1700

Storage: 16GB, 32GB, 64GB, 128GB

Initial iOS: iOS 9.0

Latest iOS: iOS 15.8.6

Released: September 25 2015

Discontinued: September 12 2018

Thickness: 7.1mm

Weight: 143g

Rear Camera:
- f/2.2 12MP Sensor
- 4K video recording at 30 fps
- Dual LED True Tone Flash

Front Camera:
- f/2.2 5MP Sensor
- 720p video recording at 30fps

Networking: 2G, 3G, LTE

Chipset: Apple A9

RAM: 2GB

Display Specifications:
- 4.7" LCD Multi Touch Screen
- 1334 x 750 display resolution at 326ppi
- Retina HD Display

Colours:
- Rose Gold
- Gold
- Space Grey
- Silver

New Features:
- 4K Video Recording
- Double RAM
- Aluminium 7000 Series
- Improved Longevity
- Improved Cameras
- 2nd Gen TouchID
- NVMe Flash Memory

Model Number: A1634, A1687, A1699

Storage: 16GB, 32GB, 64GB, 128GB

Initial iOS: iOS 9.0

Latest iOS: iOS 15.8.6

Released: September 25 2015

Discontinued: September 12 2018

Thickness: 7.3mm

Weight: 192g

Rear Camera:
- f/2.2 12MP Sensor with Optical Image Stabilisation
- 4K video recording at 30 fps
- Dual LED True Tone Flash

Front Camera:
- f/2.2 5MP Sensor
- 720p video recording at 30fps

Networking: 2G, 3G, LTE

Chipset: Apple A9

RAM: 2GB

Display Specifications:
- 5.5" LCD Multi Touch Screen
- 1920 x 1080 display resolution at 401ppi
- Retina HD Display

Colours:
- Rose Gold
- Gold
- Space Grey
- Silver

New Features:
- 4K Video Recording
- Double RAM
- Aluminium 7000 Series
- Improved Longevity
- Improved Cameras
- 2nd Gen TouchID
- NVMe Flash Storage