Apple Watch Models

03/03/2025

Apple Watch and iPhone Compatibility

Series 11 (2025)

Series 11 (2025) Technical Specifications

Color
  • Aluminum Case
    • Rose Gold
    • Silver
    • Space Gray
    • Jet Black
  • Titanium Case
    • Gold
    • Natural
    • Slate
Size and Weight
  • 46mm
    • Height: 46mm
    • Width: 39mm
    • Depth: 9.7mm
    • Screen: 416 by 496 pixels
      1220 sq mm display area
    • Weight (aluminum, GPS): 37.8 grams
    • Weight (aluminum, GPS + Cellular): 36.9 grams
    • Weight (titanium): 43.1 grams
      Fits 140–245mm wrists
  • 42mm
    • Height: 42mm
    • Width: 36mm
    • Depth: 9.7mm
      374 by 446 pixels
      989 sq mm display area
    • Weight (aluminum, GPS): 30.3 grams 
    • Weight (aluminum, GPS + Cellular): 29.7 grams 
    • Weight (titanium): 34.6 grams
      Fits 130–200mm wrists
Chip
  • S10 with a 64-bit dual-core processor
  • 4-core Neural Engine
  • 64GB capacity
Sensörs
  • Electrical heart sensor
  • Third‑generation optical heart sensor
  • Blood oxygen sensor
  • Temperature sensor
  • Compass
  • Always‑on altimeter
  • High‑g accelerometer
  • High dynamic range gyroscope
  • Ambient light sensor
  • Depth gauge to 6 meters
  • Water temperature sensor

Compatible watchOS Version

watchOS 26 to later
Compatible iOS VersioniOS 26 or later
Compatible iPhone ModeliPhone 11 or later, including iPhone SE (2nd generation or later)

 Apple Documentatiton: https://support.apple.com/en-us/125093

Series SE 3 (2025)

Series SE 3 (2025)​ Technical Specifications

Color
  • Aluminum Case
    • Starlight
    • Midnight
Size and Weight
  • 44mm
    • Height: 44mm
    • Width: 38mm
    • Depth: 10.7mm
      368 by 448 pixels
      977 sq mm display area
    • Weight (GPS): 32.9 grams
    • Weight (GPS + Cellular): 33.0 grams
      Fits 140–245mm wrists
  • 40mm
    • Height: 40mm
    • Width: 34mm
    • Depth: 10.7mm
      324 by 394 pixels
      759 sq mm display area
    • Weight (GPS): 26.3 grams
    • Weight (GPS + Cellular): 26.4 grams
      Fits 130–200mm wrists
Chip
  • S10 chip with 64‑bit dual core processor
  • 4‑core Neural Engine
  • 64GB capacity
Sensors
  • Second-generation optical heart sensor
  • Temperature sensor1
  • Compass
  • Always-on altimeter
  • High-g accelerometer
  • High dynamic range gyroscope
  • Ambient light sensor

Compatible watchOS Version

watchOS 26 to later
Compatible iOS VersioniOS 26 or later
Compatible iPhone ModeliPhone 11 or later, including iPhone SE (2nd generation or later)

 Apple Documentatiton: https://support.apple.com/en-us/111909

Ultra 3 (2025)

Ultra 3 (2025)​ Technical Specifications

Color
  • Titanium case, Grade 5
    • Natural
    • Black
Size and Weight
  • Height: 49mm
  • Width: 44mm
  • Depth: 12mm
    422 by 514 pixels
    1245 sq mm display area
  • Weight (natural): 61.6 grams
    Weight (black): 61.8 grams
    Fits 130–210mm wrists
Chip
  • S10 chip with 64‑bit dual core processor
  • 4‑core Neural Engine
  • 64GB capacity
Sensors
  • Electrical heart sensor 
  • Third-generation optical heart sensor 
  • Blood oxygen sensor
  • Temperature sensor
  • Depth gauge 
  • Water temperature sensor 
  • Compass 
  • Always-on altimeter 
  • High-g accelerometer 
  • High dynamic range gyroscope 
  • Ambient light sensor

Compatible watchOS Version

watchOS 26 to later
Compatible iOS VersioniOS 26 or later
Compatible iPhone ModeliPhone 11 or later, including iPhone SE (2nd generation or later)

 Apple Documentatiton: https://support.apple.com/en-us/125095

Series 7 (2021)

Series 7 (2021)​ Technical Specifications

Color
  • GPS + Cellular
    • Aluminum
      • Midnight
      • Starlight
      • Green
      • Blue
      • (PRODUCT)RED11
    • Stainless Stell
      • Graphite (PVD)
      • Silver
      • Gold (PVD)
    •  Titanium
      • Space black (DLC)
      • Titanium
  • GPS
    • Aluminum
      • Midnight
      • Starlight
      • Green
      • Blue
      • (PRODUCT)RED11

Apple Watch Nike: Aluminum available in midnight and starlight.

Apple Watch Hermès: Stainless steel available in space black (DLC) and silver.

Display
  • 45mm
    • 396 by 484 pixels
    • 1143 sq mm display area
  • 41mm
    • 352 by 430 pixels
    • 904 sq mm display area
  • Always-On Retina LTPO OLED display
    • 1000 nits brightness
Chip
  • S7 with a 64-bit dual-core processor
  • W3 (Apple wireless chip)
  • U1 chip (Ultra Wideband)

Compatible watchOS Version

watchOS 8 to later
Compatible iOS VersioniOS 15 or later
Compatible iPhone ModeliPhone 6s or later

 Apple Documentatiton: https://support.apple.com/en-us/111909

Series 6 (2020)

Compatible watchOS VersionwatchOS 7 to later
Compatible iOS VersioniOS 14 or later
Compatible iPhone ModeliPhone 6s or later

 Apple Documentatiton: https://support.apple.com/en-us/111918

Series 5 (2019)

Compatible watchOS VersionwatchOS 6 to watchOS10.6.1
Compatible iOS VersioniOS 13 or later
Compatible iPhone ModeliPhone 6s or later

 Apple Documentatiton: https://support.apple.com/en-us/118453

Series 4

Series 4 (GPS + Cellular)

Compatible watchOS VersionwatchOS 5 to watchOS10.6.1
Compatible iOS VersioniOS 12 or later
Compatible iPhone ModeliPhone 6 or later

Series 4 (GPS)

Compatible watchOS VersionwatchOS 5 to watchOS10.6.1
Compatible iOS VersioniOS 12 or later
Compatible iPhone ModeliPhone 5s or later

Series 3

Compatible watchOS VersionwatchOS 4 to watchOS 8.8.1
Compatible iOS VersioniOS 11 or later
Compatible iPhone ModeliPhone 6s or later

Series 2 (2016)

Chip
  • Dual‑core processor
  • Built‑in GPS and GLONASS
Compatible watchOS VersionwatchOS 3 to watchOS 6.3
Compatible iOS VersioniOS 10 or later
Compatible iPhone ModeliPhone 5 or later

 Apple Documentatiton: https://support.apple.com/en-us/112022

1st Generation (2015)

Compatible watchOS VersionwatchOS 1 to watchOS 4.3.2
Compatible iOS VersioniOS 8.2 or later
Compatible iPhone ModeliPhone 5 or later