Description

Description

Apple Watch SE 2nd generation – Tech Specs

Material and Finish

Aluminum case

  • Midnight

  • Midnight

  • Silver

Size and Weight

  • 44mm

  • Height: 44mm

  • Width: 38mm

  • Depth: 10.7mm

  • Weight (GPS): 32.9 grams

  • Weight (GPS + Cellular): 33 grams

  • Fits 140–245mm wrists

  • 40mm

  • Height: 40mm

  • Width: 34mm

  • Depth: 10.7mm

  • Weight (GPS): 26.4 grams

  • Weight (GPS + Cellular): 27.8 grams

  • Fits 130–200mm wrists

Hardware and Buttons

  • Digital Crown

  • Microphone

  • Side button

  • Speaker/air vent

  • Optical heart sensor

Controls

  • Digital Crown with haptic feedback

  • Side button

  • Siri

Chip

  • S8 SiP with 64-bit dual-core processor

  • 2-core Neural Engine

  • 32GB capacity

Sensors

  • Second-generation optical heart sensor

  • Compass

  • Always-on altimeter

  • High-g accelerometer

  • High dynamic range gyroscope

  • Ambient light sensor

Health and Wellness

  • Heart Rate app

  • High and low heart rate notifications

  • Irregular rhythm notifications1

  • Medications app

  • Mindfulness app

  • Noise app

  • Sleep app including sleep stages

Display

  • Retina LTPO OLED display

  • Ion-X front glass

  • Up to 1000 nits maximum brightness

  • 326 pixels per inch

Power and Battery Life

  • All-day battery life, up to 18 hours of normal use2

  • Built-in rechargeable lithium-ion battery

  • Up to 80% charge in about 1.5 hours3

Operating System

watchOS

watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected.

Workouts and Activity

  • Running

  • Custom interval workouts

  • Customizable Workout Views

  • Heart Rate Zones

  • Race Route

  • Stride length, ground contact time, and vertical oscillation

  • Automatic track detection

  • Multisport workout

  • Hiking

  • Bearing, incline, elevation, and coordinates

  • Custom waypoints

  • Automatically generated waypoints to cellular connectivity

  • Backtrack GPS data

  • Topographic maps for over 1000 national and regional parks (U.S. only)

  • Cycling

  • Average speed, elevation gained, and distance

  • Connection to cycling accessories via Bluetooth

  • Functional Threshold Power

  • Power Zones

  • Cadence

  • Live Activity on iPhone

  • Swimming

  • Pool swim or open water swim

  • Splits and auto sets

  • SWOLF score

  • Automatic stroke detection

  • Kickboard

  • Average pace, total distance, and laps

More Workouts

  • Walk

  • Elliptical

  • Rower

  • Stair Stepper

  • HIIT

  • Yoga

  • Functional Strength Training

  • Dance

  • Cooldown

  • Core Training

  • Pilates

  • Tai Chi

  • Wheelchair

  • Kickboxing

  • Multisport

  • Other

Safety

  • Emergency SOS4

  • International emergency calling5

  • Crash Detection4

  • Fall Detection

Durability

  • Water resistance 50m (swimproof)6

Connectivity

  • L1 GPS, GNSS, Galileo, and QZSS

  • LTE and UMTS7

  • Wi-Fi 4 (802.11n)

  • Bluetooth 5.3

  • Apple Pay

  • GymKit

  • Supports Apple Watch for kids using Family Setup8

Accessibility

Built-in accessibility features supporting vision, mobility, hearing, and cognitive disabilities.

Features include:

  • VoiceOver

  • Zoom

  • On/Off Labels

  • Reduce Transparency

  • Increase Contrast

  • Color Filters

  • Text Size

  • Bold Text

  • Reduce Motion

  • Hourly Chimes

  • AssistiveTouch

  • Button Click Speed

  • Touch Accommodations

  • Auto-Answer Calls

  • Type to Siri

  • RTT Support

  • Audio Volume Balance

  • Audio Transcription

  • Live Speech

  • Accessibility Shortcut

  • Mono Audio

  • Taptic Time

  • Personal Voice

Environmental Requirements

  • Operating temperature: 32° to 95° F (0° to 35° C)

  • Nonoperating storage temperature: –4° to 113° F (–20° to 45° C)

  • Relative humidity: 5% to 90% noncondensing

  • Operating altitude: 0 feet to 10,000 feet (0m to 3000m)

Additional information

Additional information

Display

40MM, 44MM

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