Display
Retina HD display
4.7-inch (diagonal) widescreen LCD display with IPS technology
1334x750-pixel resolution at 326 ppi
1,400:1 contrast ratio (typical)
Wide colour display (P3)
3D Touch
625 nits max brightness (typical)
Size and Weight
Height
138.3mm
Width
67.1mm
Depth
7.1mm
Weight
138g
Splash, Water and Dust Resistance5
Rated IP67 (maximum depth of 1 metre for up to 30 minutes) under IEC standard 60529
Chip
A10 Fusion chip
Camera
Single 12MP Wide camera
Wide: ƒ/1.8 aperture
Optical image stabilisation
Digital zoom up to 5x
True Tone flash
HDR for photos
Video Recording
4K video recording at 25 fps or 30 fps
1080p HD video recording at 25 fps, 30 fps or 60 fps
Optical image stabilisation for video
Digital zoom up to 3x
Slow-motion video support for 1080p at 120 fps and 720p at 240 fps
Time-lapse video with stabilisation
Front Camera
FaceTime HD camera
7MP photos
ƒ/2.2 aperture
Retina Flash
HDR for photos
1080p HD video recording at 25 fps or 30 fps
Mobile and Wireless
GSM/EDGE
UMTS/HSPA+
DC-HSDPA
CDMA EV-DO Rev. A (some models)
LTE Advanced2
Wi-Fi 5 (802.11ac) with MIMO
Bluetooth 4.2
Built-in GPS/GNSS
VoLTE2
NFC with reader mode
Express Cards
Wi-Fi calling2
Secure Authentication
Touch ID
Second-generation fingerprint sensor built into the Home button
Video Calling
FaceTime video
Initiate video calls over a mobile network or Wi‑Fi to any FaceTime-enabled device
Audio Calling
FaceTime audio
Initiate audio calls over a mobile network or Wi‑Fi to any FaceTime audio–enabled device
Voice over LTE (VoLTE)2
Wi-Fi calling2
Audio Playback
Stereo playback
Power and Battery3
Built-in rechargeable lithium-ion battery
Charging via USB to computer system or power adapter
Video playback:
Up to 13 hours
Audio playback:
Up to 40 hours
Sensors
Three-axis gyro
Accelerometer
Proximity sensor
Ambient light sensor
Barometer
SIM Card
Nano-SIM
Not compatible with existing micro‑SIM cards
Connector
Lightning