Tested Functions:

Display:

Super Retina HD display
5.8‑inch (diagonal) all‑screen OLED Multi‑Touch display
HDR display
2436‑by-1125‑pixel resolution at 458 ppi
1,000,000:1 contrast ratio (typical)
True Tone display
Wide color display (P3)
3D Touch
625 cd/m2 max brightness (typical)
Fingerprint-resistant oleophobic coating
Support for display of multiple languages and characters simultaneously

The iPhone XS display has rounded corners that follow a beautiful curved design, and these corners are within a standard rectangle. When measured as a standard rectangular shape, the screen is 5.85 inches diagonally (actual viewable area is less).

Splash, Water, and Dust Resistant3

Rated IP68 (maximum depth of 2 meters up to 30 minutes) under IEC standard 60529

Chip:

A12 Bionic chip
Next-generation Neural Engine

Camera:

Dual 12MP wide-angle and telephoto cameras
Wide-angle: ƒ/1.8 aperture
Telephoto: ƒ/2.4 aperture
2x optical zoom; digital zoom up to 10x
Portrait mode with advanced bokeh and Depth Control
Portrait Lighting with five effects (Natural, Studio, Contour, Stage, Stage Mono)
Dual optical image stabilization
Six‑element lens
Quad-LED True Tone flash with Slow Sync
Panorama (up to 63MP)
Sapphire crystal lens cover
Backside illumination sensor
Hybrid IR filter
Autofocus with Focus Pixels
Tap to focus with Focus Pixels
Smart HDR for photos
Wide color capture for photos and Live Photos
Local tone mapping
Advanced red-eye correction
Exposure control
Auto image stabilization
Burst mode
Timer mode
Photo geotagging
Image formats captured: HEIF and JPEG

Video Recording:

4K video recording at 24 fps, 30 fps, or 60 fps
1080p HD video recording at 30 fps or 60 fps
720p HD video recording at 30 fps
Extended dynamic range for video up to 30 fps
Optical image stabilization for video
2x optical zoom; digital zoom up to 6x
Quad-LED True Tone flash
Slo‑mo video support for 1080p at 120 fps or 240 fps
Time‑lapse video with stabilization
Cinematic video stabilization (1080p and 720p)
Continuous autofocus video
Take 8MP still photos while recording 4K video
Playback zoom
Video geotagging
Video formats recorded: HEVC and H.264
Stereo recording

TrueDepth Camera:

7MP camera
ƒ/2.2 aperture
Portrait mode with advanced bokeh and Depth Control
Portrait Lighting with five effects (Natural, Studio, Contour, Stage, Stage Mono)
Animoji and Memoji
1080p HD video recording at 30 fps or 60 fps
Smart HDR for photos
Extended dynamic range for video at 30 fps
Cinematic video stabilization (1080p and 720p)
Wide color capture for photos and Live Photos
Retina Flash
Backside illumination sensor
Auto image stabilization
Burst mode
Exposure control
Timer mode

Face ID:

Enabled by TrueDepth camera for facial recognition