Apple Watch Models
Apple Watch and iPhone Compatibility: https://support.apple.com/en-us/118490
Series 11 (2025)
- 42mm case
- A3331 North America, Europe, Asia Pacific
- A3450 China mainland
- 46mm case
- A3333 North America, Europe, Asia Pacific
- A3451 China mainland
- Aluminum Case
- Rose Gold
- Silver
- Space Gray
- Jet Black
- Titanium Case
- Gold
- Natural
- Slate
- S10 with a 64-bit dual-core processor
- 4-core Neural Engine
- 64GB capacity
- 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
- 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
watchOS 26 to later
iPhone 11 or later, including iPhone SE (2nd generation or later)
Apple Documentation: https://support.apple.com/en-us/125093
Series SE 3 (2025)
- Aluminum Case
- Starlight
- Midnight
- S10 chip with 64‑bit dual core processor
- 4‑core Neural Engine
- 64GB capacity
- Second-generation optical heart sensor
- Temperature sensor1
- Compass
- Always-on altimeter
- High-g accelerometer
- High dynamic range gyroscope
- Ambient light sensor
- 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
watchOS 26 to later
iOS 26 or later
iPhone 11 or later, including iPhone SE (2nd generation or later)
Apple Documentation: https://support.apple.com/en-us/111909
Ultra 3 (2025)
- Titanium case, Grade 5
- Natural
- Black
- S10 chip with 64‑bit dual core processor
- 4‑core Neural Engine
- 64GB capacity
- 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
- 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
watchOS 26 to later
iOS 26 or later
iPhone 11 or later, including iPhone SE (2nd generation or later)
Apple Documentation: https://support.apple.com/en-us/125095
Series 7 (2021)
- GPS + Cellular
- Aluminum
- Midnight
- Starlight
- Green
- Blue
- (PRODUCT)RED11
- Stainless Stell
- Graphite (PVD)
- Silver
- Gold (PVD)
- Titanium
- Space black (DLC)
- Titanium
- Aluminum
- GPS
- Aluminum
- Midnight
- Starlight
- Green
- Blue
- (PRODUCT)RED11
- Aluminum
Apple Watch Nike: Aluminum available in midnight and starlight.
Apple Watch Hermès: Stainless steel available in space black (DLC) and silver.
- 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
- S7 with a 64-bit dual-core processor
- W3 (Apple wireless chip)
- U1 chip (Ultra Wideband)
watchOS 8 to later
iOS 15 or later
iPhone 6s or later
Apple Documentation: https://support.apple.com/en-us/111909
Series 6 (2020)
| Compatible watchOS Version | watchOS 7 to later |
| Compatible iOS Version | iOS 14 or later |
| Compatible iPhone Model | iPhone 6s or later |
Apple Documentatiton: https://support.apple.com/en-us/111918
Series 5 (2019)
| Compatible watchOS Version | watchOS 6 to watchOS10.6.1 |
| Compatible iOS Version | iOS 13 or later |
| Compatible iPhone Model | iPhone 6s or later |
Apple Documentatiton: https://support.apple.com/en-us/118453
Series 4
Series 4 (GPS + Cellular)
| Compatible watchOS Version | watchOS 5 to watchOS10.6.1 |
| Compatible iOS Version | iOS 12 or later |
| Compatible iPhone Model | iPhone 6 or later |
Series 4 (GPS)
| Compatible watchOS Version | watchOS 5 to watchOS10.6.1 |
| Compatible iOS Version | iOS 12 or later |
| Compatible iPhone Model | iPhone 5s or later |
Series 3
| Compatible watchOS Version | watchOS 4 to watchOS 8.8.1 |
| Compatible iOS Version | iOS 11 or later |
| Compatible iPhone Model | iPhone 6s or later |
Series 2 (2016)
- Dual‑core processor
- Built‑in GPS and GLONASS
watchOS 3 to watchOS 6.3
iOS 10 or later
iPhone 5 or later
Apple Documentation: https://support.apple.com/en-us/112022
1st Generation (2015)
watchOS 1 to watchOS 4.3.2
iOS 8.2 or later
iPhone 5 or later