WATCHRANKER
For brands
Apple Watch Series 12

Apple · smartwatch

Apple Watch Series 12

Case
42–46 mm
Water
50 m
Battery
24 h
Health
ECG, Blood oxygen, Temperature

Cellular version

On apple.com Every smartwatch

What Apple publishes

Case

Smallest case
42 mmapple.com, 2026-10-02
Largest case
46 mmapple.com, 2026-10-02
Weight (lightest version)
31.5 gapple.com, 2026-10-02
Water resistance
50 mapple.com, 2026-10-02
Dust rating
IP6Xapple.com, 2026-10-02
Depth gauge
6 mapple.com, 2026-10-02

Display

Pixel density
326 ppiapple.com, 2026-10-02
Peak brightness
2,000 nitsapple.com, 2026-10-02
Always-on display
Yesapple.com, 2026-10-02

Inside

Chip
S11apple.com, 2026-10-02
Storage
64 GBapple.com, 2026-10-02

Battery

Battery (normal use)
24 happle.com, 2026-10-02
Battery (low power mode)
38 happle.com, 2026-10-02
Workout tracking
10 happle.com, 2026-10-02
Fast charging
Up to 80% charge in about 30 minutesapple.com, 2026-10-02

Health

ECG
Yesapple.com, 2026-10-02
Blood oxygen
Yesapple.com, 2026-10-02
Temperature sensing
Yesapple.com, 2026-10-02
Sleep apnea notifications
Yesapple.com, 2026-10-02
Hypertension notifications
Yesapple.com, 2026-10-02

Connections

Cellular version
Yesapple.com, 2026-10-02
Ultra Wideband
Yesapple.com, 2026-10-02
Wi-Fi
Wi-Fi 4apple.com, 2026-10-02
Bluetooth
5.3apple.com, 2026-10-02

More from Apple

  1. Apple Apple Watch Ultra 4 ECG · Blood oxygen · Temperature Dual-frequency GPS Cellular Case— Water100 m Battery50 h
  2. Apple Apple Watch SE 3 Temperature Cellular Case— Water50 m Battery18 h

Side by side

Apple Watch Series 12 vs Apple Watch Ultra 4Apple Watch Series 12 vs Apple Watch SE 3Apple Watch Series 12 vs Pixel Watch 5Apple Watch Series 12 vs Galaxy Watch8