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Table of Contents

Apple Watch Models

03/03/2025

Apple Watch and iPhone Compatibility

https://support.apple.com/en-us/118490

Series 11 (2025)

Apple Watch Series 11 (2025)

Apple Watch 11 Buttons

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 Version	iOS 26 or later
Compatible iPhone Model	iPhone 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 Version	iOS 26 or later
Compatible iPhone Model	iPhone 11 or later, including iPhone SE (2nd generation or later)

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

Ultra 3 (2025)

Apple Watch Ultra 3

Apple Watch Ultra 3 Left Button

Apple Watch Ultra 3 Front

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 Version	iOS 26 or later
Compatible iPhone Model	iPhone 11 or later, including iPhone SE (2nd generation or later)

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

Series 7 (2021)

Apple Watch Series 7

Apple Watch Series 7 (2021) Side View

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 Version	iOS 15 or later
Compatible iPhone Model	iPhone 6s or later

 Apple Documentatiton: 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)

Chip	Dual‑core processor Built‑in GPS and GLONASS
Compatible watchOS Version	watchOS 3 to watchOS 6.3
Compatible iOS Version	iOS 10 or later
Compatible iPhone Model	iPhone 5 or later

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

1st Generation (2015)

Compatible watchOS Version	watchOS 1 to watchOS 4.3.2
Compatible iOS Version	iOS 8.2 or later
Compatible iPhone Model	iPhone 5 or later

Apple > Apple Watch Models