Size and Weight
Weight (aluminium, GPS + Cellular): 29.7 grams
Weight (titanium): 34.6 grams
Weight (aluminium, GPS + Cellular): 36.9 grams
Weight (titanium): 43.1 grams
Hardware and Buttons
Microphone with Voice Isolation
Blood oxygen sensor and optical heart sensor
Controls
Digital Crown with haptic feedback
Double tap and wrist flick gestures
Siri with on‑device processing
Chip
S10 chip with 64‑bit dual-core processor
Features
Third‑generation optical heart sensor
High-dynamic-range gyroscope
Cycle Tracking app with retrospective ovulation estimates⁷
High- and low-heart-rate notifications
Irregular rhythm notifications⁸
Mindfulness app with state-of-mind tracking
Sleep app, including sleep stages
Sleep apnoea notifications⁹
Hypertension notifications¹⁰
Display
Always‑On Retina display with wide‑angle OLEDs and LTPO3
Ion‑X front glass with 2x scratch resistance (aluminium cases)¹¹
Sapphire front crystal (titanium cases)
Up to 2,000 nits peak brightness
Connectivity
Support for 2.4GHz and 5GHz Wi-Fi networks
L1 GPS, GLONASS, Galileo, QZSS and BeiDou
Second-generation Ultra Wideband chip¹²
Supports RedCap for 5G¹⁸ and LTE¹⁹
FDD‑5G NR (Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n66, n71)
TDD‑5G NR (Bands n38, n40, n41)
FDD‑LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 66, 71)
TDD‑LTE (Bands 38, 39, 40, 41)
Support for Apple Watch For Your Kids²⁰
Power and Battery
All‑day battery life, up to 24 hours of normal use³
Up to 38 hours in Low Power Mode³
Built‑in rechargeable lithium‑ion battery
Up to 80% charge in about 30 minutes¹⁴
15 minutes for up to 8 hours of normal use¹⁵
5 minutes for up to 8 hours of sleep tracking¹⁵
Peace of Mind
International emergency calling¹⁷