BODY	
Dimensions		138.4 x 67.3 x 7.3 mm (5.45 x 2.65 x 0.29 in)
Weight			148 g (5.22 oz)
Build			Front/back glass, aluminum frame
SIM			Nano-SIM
 			- IP67 certified - dust/water resistant (up to 1m for 30 mins)
 
DISPLAY
Type			LED-backlit IPS LCD, capacitive touchscreen, 16M colors
Size			4.7 inches, 60.9 cm2 (~65.4% screen-to-body ratio)
Resolution		750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Multitouch		Yes
Protection		Ion-strengthened glass, oleophobic coating
 			- Wide color gamut display
			- 3D Touch display & home button
			- True-tone display
 
PLATFORM		
OS			iOS 11, upgradable to iOS 11.2.5
Chipset			Apple A11 Bionic
CPU			Hexa-core (2x Monsoon + 4x Mistral)
GPU			Apple GPU (three-core graphics)
 
MEMORY	
Card slot		No
Internal		256 GB, 2 GB RAM
 
CAMERA	
Primary			12 MP (f/1.8, 28mm), phase detection autofocus, OIS, quad-LED dual-tone flash, check quality
Features		Geo-tagging, simultaneous 4K video and 8MP image recording, touch focus, face/smile detection, HDR (photo/panorama)
Video			2160p@24/30/60fps, 1080p@30/60/120/240fps, check quality
Secondary		7 MP, f/2.2, 1080p@30fps, 720p@240fps, face detection, HDR, panorama
 
SOUND	
Alert types		Vibration, proprietary ringtones
Loudspeaker		Yes, with stereo speakers
3.5mm jack		No
 			- Active noise cancellation with dedicated mic
			- Lightning to 3.5 mm headphone jack adapter
 
COMMS		
WLAN			Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Bluetooth		5.0, A2DP, LE
GPS			Yes, with A-GPS, GLONASS, GALILEO, QZSS
NFC			Yes
Radio			No
USB			2.0, proprietary reversible connector
 
FEATURES	
Sensors			Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Messaging		iMessage, SMS(threaded view), MMS, Email, Push Email
BATTERY	 		Non-removable Li-Ion 1821 mAh battery (6.96 Wh)
Talk time		Up to 14 h (3G)
Music play		Up to 40 h
 
MISC	
Colors			Silver, Space Gray, Gold
 
TESTS	
Performance		Basemark OS II 2.0: 3934
Display			Contrast ratio: 1395:1 (nominal), 3.957 (sunlight)
Camera			Photo / Video
Loudspeaker		Voice 71dB / Noise 77dB / Ring 80dB
Audio quality		Noise -93.5dB / Crosstalk -80.4dB
Battery life		Endurance rating 66h