Body
Dimensions: 143.6 x 70.9 x 7.7 mm
Weight: 174 g
Build: Glass front and back, stainless steel frame
SIM: Nano-SIM 

Platform
OS: iOS 11.1.1, upgradable to iOS 15
Chipset:Apple A11 Bionic (10 nm)
CPU: Hexa-core 2.39 GHz (2x Monsoon + 4x Mistral)
GPU: Apple GPU (three-core graphics)

Display
Type: Super Retina OLED, HDR10, Dolby Vision, 625 nits (typ), 1,000,000:1 contrast ratio (typ) Size: 5.8 inches, 84.4 cm2 (~82.9% screen-to-body ratio)
Resolution: 1125 x 2436 pixels, 19.5:9 ratio (~458 ppi density)
Protection: Scratch-resistant glass, oleophobic coating

Memory
Card Slot: No
Internal: 64GB/256GB RAM: 3GB

Camera
Main Camera: Dual 12 MP, f/1.8, 28mm (wide), 1/3", 1.22µm, dual pixel PDAF, OIS 12 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0µm, PDAF, OIS, 2x optical zoom
Features: Quad-LED dual-tone flash, HDR (photo/panorama), panorama, HDR
Video: 4K@24/30/60fps, 1080p@30/60/120/240fps
Selfie Camera: 7 MP, f/2.2, 32mm (standard)
Features: SL 3D, (depth/biometrics sensor), HDR
Video: 1080p@30fps

Sound
Loudspeaker: Yes, with stereo speakers
3.5mm jack: No (removed)

Connectivity
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 (Apple Pay only)
USB: Lightning, USB 2.0

Sensors
Face ID, accelerometer, gyro, proximity, compass, barometer

Battery
Type: Non-removable Li-Ion 2716 mAh battery (10.35 Wh)
Charging: Fast charging 15W, 50% in 30 min (advertised)
Wireless charging: Qi wireless charging