There are seven iterations of the Apple Watch.
Apple Watch (1st generation)
Variations
- Apple Watch
- Apple Watch Sport
- Apple Watch Hermès
- Apple Watch Edition
Hardware Specifications
Battery Specs
- 38mm
- Current: 205mAh
- Power: 0.78Wh
- Voltage: 3.80V
- 42mm
- Current: 246mAh
- Power: 0.93Wh
- Voltage: 3.78V
Firmware
- Initial firmware: 1.0 (12S507), 1.0 (12S507)
- Last firmware: 4.3.2 (15U70), 4.3.2 (15U70)
Apple Watch Series 1
Variations
- Apple Watch
Hardware Specifications
Battery Specs
- 38mm
- Current: 205mAh
- Power: 0.78Wh
- Voltage: 3.80V
- 42mm
- Current: 246mAh
- Power: 0.93Wh
- Voltage: 3.78V
Firmware
- Initial firmware: 3.0 (14S326), 3.0 (14S326)
- Last firmware: 6.3 (17U208), 6.3 (17U208)
Apple Watch Series 2
Variations
- Apple Watch
- Apple Watch Nike
- Apple Watch Hermès
- Apple Watch Edition
Hardware Specifications
Battery Specs
- 38mm
- Current: 273mAh
- Power: 1.03Wh
- Voltage: 3.77V
- 42mm
- Current: 334mAh
- Power: 1.27Wh
- Voltage: 3.80V
Firmware
- Initial firmware: 3.0 (14S326), 3.0 (14S326)
- Last firmware: 6.3 (17U208), 6.3 (17U208)
Apple Watch Series 3
Variations
- Apple Watch
- Apple Watch Edition
- Apple Watch Hermès
- Apple Watch Nike
Hardware Specifications
- CPU: T8004 "Apple S3"
- RAM: 768 MB
- Storage: 8 GB (GPS) or 16 GB (GPS + Cellular)
- Wi-Fi: 802.11 b/g/n (2.4 GHz)
- Bluetooth 4.2
- Apple W2 Wireless chip.
- Qualcomm MDM9635 (GPS + Cellular models only)
Battery Specs
- 38mm (GPS)
- Current: 262mAh
- Power: 1.00Wh
- Voltage: 3.81V
- 38mm (GPS + Cellular)
- Current: 279mAh
- Power: 1.07Wh
- Voltage: 3.82V
- 42mm (GPS)
- Current: 342mAh
- Power: 1.31Wh
- Voltage: 3.82V
- 42mm (GPS + Cellular)
- Current: 352mAh
- Power: 1.34Wh
- Voltage: 3.82V
Firmware
- Initial firmware: 4.0 (15R610), 4.0 (15R610), 4.0 (15R607), 4.0 (15R607)
- Last firmware: 8.7.1 (19U67), 8.7.1 (19U67), 8.7.1 (19U67), 8.7.1 (19U67)
Apple Watch Series 4
Variations
- Apple Watch
- Apple Watch Hermès
- Apple Watch Nike
Hardware Specifications
- CPU: T8006 "Apple S4"
- RAM: 1 GB
- Storage: 16 GB
- Wi-Fi: 802.11 b/g/n (2.4 GHz)
- Bluetooth 5.0
- Apple W3 Wireless chip.
- Intel PMB9955 (GPS + Cellular models only)
Battery Specs
- 40mm
- Current: 224.9mAh
- Power: 0.858Wh
- Voltage: 3.810V
- 44mm
- Current: 291.8mAh
- Power: 1.113Wh
- Voltage: 3.814V
Firmware
- Initial firmware: 5.0 (16R364), 5.0 (16R364), 5.0 (16R364), 5.0 (16R364)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch Series 5
Variations
- Apple Watch
- Apple Watch Nike
- Apple Watch Hermès
- Apple Watch Edition
Hardware Specifications
- CPU: T8006 "Apple S5"
- RAM: 1 GB
- Storage: 32 GB
- Wi-Fi: 802.11 b/g/n (2.4 GHz)
- Bluetooth 5.0
- Apple W3 Wireless chip.
- Intel PMB9955 (GPS + Cellular models only)
Battery Specs
- 40mm
- Current: 245mAh
- Power: 0.944Wh
- Voltage: 3.85V
- 44mm
- Current: 296mAh
- Power: 1.129Wh
- Voltage: 3.814V
Firmware
- Initial firmware: 6.0 (17R575), 6.0 (17R575), 6.0 (17R575), 6.0 (17R575)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch SE
Variations
- Apple Watch
- Apple Watch Nike
Hardware Specifications
- CPU: T8006 "Apple S5"
- RAM: ? GB
- Storage: 32 GB
- Wi-Fi: 802.11 b/g/n (2.4GHz)
- Bluetooth 5.0
- Apple W3 Wireless chip.
- Intel PMB9955 (GPS + Cellular models only)
Battery Specs
- 40mm
- Current: 245mAh
- Power: 0.944Wh
- Voltage: 3.85V
- 44mm
- Current: 296 mAh
- Power: 1.129 Wh
- Voltage: 3.184 V
Firmware
- Initial firmware: 7.0 (18R382), 7.0 (18R382), 7.0 (18R382), 7.0 (18R382)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch Series 6
Variations
- Apple Watch
- Apple Watch Nike
- Apple Watch Hermès
- Apple Watch Edition
Hardware Specifications
- CPU: T8301 "Apple S6"
- RAM: ? GB
- Storage: 32 GB
- Wi-Fi: 802.11 b/g/n (2.4 and 5GHz)
- Bluetooth 5.0
- Apple W3 Wireless chip.
- Intel PMB9955 (GPS + Cellular models only)
Battery Specs
- 40mm
- Current: 265.9 mAh
- Power: 1.024 Wh
- Voltage: 3.85 V
- 44mm
- Current: 303.8 mAh
- Power: 1.17 Wh
- Voltage: 3.85 V
Firmware
- Initial firmware: 7.0 (18R382), 7.0 (18R382), 7.0 (18R382), 7.0 (18R382)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch Series 7
Variations
- Apple Watch
- Apple Watch Nike
- Apple Watch Hermès
- Apple Watch Edition
Hardware Specifications
- CPU: T8301 "Apple S7" (Same as S6)
- RAM: 1GB
- Storage: 32GB
- Wi-Fi: 802.11 b/g/n (2.4 and 5GHz)
- Bluetooth 5.0
- Apple W3 Wireless chip.
- PMB9955 LTE Baseband Chipset (GPS + Cellular models only)
Battery Specs
- 41mm
- Current: 2.84 mAh
- Power: 1,094 Wh
- Voltage: 3.85 V
- 45mm
- Current: 309 mAh
- Power: 1,189 Wh
- Voltage: 3.85 V
Firmware
- Initial firmware: 8.0 (19R346), 8.0 (19R346), 8.0 (19R346), 8.0 (19R346)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch SE
Variations
- Apple Watch
Hardware Specifications
- CPU: S8 "Apple S8"
- RAM: ? GB
- Storage: 32GB
- Wi-Fi: 802.11 b/g/n (2.4 and 5GHz)
- Bluetooth 5.3
- Apple W3 Wireless chip.
- ? LTE Baseband Chipset (GPS + Cellular models only)
Battery Specs
- 40mm
- Current: ? mAh
- Power: ? Wh
- Voltage: ? V
- 44mm
- Current: ? mAh
- Power: ? Wh
- Voltage: ? V
Firmware
- Initial firmware: 9.0 (20R361), 9.0 (20R361), 9.0 (20R361), 9.0 (20R361)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch Series 8
Variations
- Apple Watch
- Apple Watch Hermès
Hardware Specifications
- CPU: S8 "Apple S8"
- RAM: ? GB
- Storage: 32GB
- Wi-Fi: 802.11 b/g/n (2.4 and 5GHz)
- Bluetooth 5.3
- Apple W3 Wireless chip.
- ? LTE Baseband Chipset (GPS + Cellular models only)
Battery Specs
- 41mm
- Current: ? mAh
- Power: ? Wh
- Voltage: ? V
- 45mm
- Current: ? mAh
- Power: ? Wh
- Voltage: ? V
Firmware
- Initial firmware: 9.0 (20R361), 9.0 (20R361), 9.0 (20R361), 9.0 (20R361)
- Latest public firmware: 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570), 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d), 9.6 beta 2 (20U5538d)
Apple Watch Ultra
Variations
- Apple Watch
Hardware Specifications
- CPU: S8 "Apple S8"
- RAM: ? GB
- Storage: 32GB
- Wi-Fi: 802.11 b/g/n (2.4 and 5GHz)
- Bluetooth 5.3
- Apple W3 Wireless chip.
- ? LTE Baseband Chipset
Battery Specs
- 49mm
- Current: 542 mAh
- Power: 2.1 Wh
- Voltage: 4.47 V
Firmware
- Initial firmware: 9.0 (20R361)
- Latest public firmware: 9.5.1 (20T570)
- Latest beta firmware: 9.6 beta 2 (20U5538d)
Internal Names: Watch6,18