Apple Watch Series 12

Name: Apple Watch Series 12
Brand: Apple
SKU: SKU137466

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Key Specs

Market Status Released

Release Date 9th September 2026

Apple Watch Series 12 Full Specifications

General

Product details

Sensor	New optical and electrical heart sensors, optical heart sensor
Compatible Device	iPhone 11 or later, or iPhone SE (2nd generation or later), with iOS 27 or later
Battery Life	24 hours
Charger Type	Magnetic charging port
Rechargeable Battery	Yes
Other Features	Readiness score, Siri AI

Connectivity features

Platform and storage features

Operating System	watchOS 27
Processor Name	Apple S11 chip

Camera and display features

Display Resolution	416 × 496
Display Size	46mm
Display Type	OLED Retina
Scratch Resistant	Ceramic Shield 2 on aluminium models
Other Display Features	Up to 2,000 nits brightness, LTPO3, Always-On display

Fitness and watch functions

Step Count	Yes
Calorie Count	Yes
Heart Rate Monitor	Yes
Altimeter	Yes
Compass	Yes
Calendar	Yes
Alarm Clock	Yes
Chronograph	Yes
Date & Time Display	Yes
Language	English
Number of Buttons	2
Other Fitness Features	ECG, sleep tracking, sleep score, sleep apnoea notifications, heart rate notifications, HRV, readiness score, VO2 max, heart rate zones, Training Load, workout tracking, cycle tracking, step tracking, GPS, elevation tracking