Apple Watch Series 8 Details
- Processor Apple S8 SiP with 64-bit dual-core processor
- Display Always-On Retina LTPO OLED — ~1.69″ (41 mm) / ~1.9″ (45 mm)
with up to 1000 nits peak brightness
- RAM ~1 GB unified memory
- Storage 32 GB internal storage
- Operating System watchOS 9 (upgradable to later versions)
- Connectivity GPS; Wi-Fi 802.11 b/g/n (2.4 GHz & 5 GHz); Bluetooth
5.3; NFC; Optional LTE/UMTS on GPS + Cellular models; U1 chip (Ultra Wideband)
:contentReference[oaicite:1]{index=1}
- Sensors & Health ECG (electrical heart sensor); Blood Oxygen (SpO₂)
sensor; Third-generation optical heart sensor; Temperature sensor (for
cycle/ovulation tracking); Accelerometer; Gyroscope; Compass; Barometer; Always-on
altimeter; Fall Detection; Crash Detection; Emergency SOS; International emergency
calling :contentReference[oaicite:2]{index=2}
- Battery & Charging Built-in rechargeable lithium-ion battery — up
to ~18 hours typical use; USB-C magnetic fast charging cable included
:contentReference[oaicite:3]{index=3}
- Water & Durability Water resistant up to 50 meters (WR50); IP6X
dust resistance certification :contentReference[oaicite:4]{index=4}
- Case Sizes & Weight
- 41 mm: ~42.3 g (Aluminum) / varies by material
- 45 mm: ~51.5 g (Aluminum) / varies by material
