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Apple Watch Series 8
Apple Watch SE (2nd generation)
Apple Watch Ultra
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Not Applicable
Not Applicable
Titanium
Aluminium
Aluminium
Not Applicable
Stainless steel
Not Applicable
Not Applicable
45 mm or 41 mm case size
Edge-to-edge display
44 mm or 40 mm case size
Not Applicable
49 mm case size
Flat sapphire front crystal with display edge protection
Certified IP6X dust resistant◊Refer to legal disclaimers
Not Applicable
Not Applicable
Not Applicable
Not Applicable
Not Applicable
Certified IP6X dust resistant◊Refer to legal disclaimers
Tested to MIL-STD 810H◊Refer to legal disclaimers
Customisable Action button
Always-On Retina display
Up to 1,000 nits brightness
Nearly 20% more screen area than Apple Watch SE
Retina display
Up to 1,000 nits brightness
Not Applicable
Always-On Retina display
Up to 2,000 nits brightness
Nearly 27% more screen area than Apple Watch SE
Water resistant◊Refer to legal disclaimers
50 m
Swimproof
Water resistant◊Refer to legal disclaimers
50 m
Swimproof
Water resistant◊Refer to legal disclaimers
100 m
Swimproof and recreational diving to 40 m
Not Applicable
Not Applicable
Not Applicable
Not Applicable
Not Applicable
Not Applicable
EN13319 certification
Depth gauge with water temperature sensor
Oceanic+ app◊Refer to legal disclaimers for use as a dive computer
Blood Oxygen app◊Refer to legal disclaimers
ECG app◊Refer to legal disclaimers
High and low heart rate notifications
Irregular rhythm notification◊Refer to legal disclaimers
Not Applicable
Not Applicable
High and low heart rate notifications
Irregular rhythm notification◊Refer to legal disclaimers
Low cardio fitness notifications◊Refer to legal disclaimers
Blood Oxygen app◊Refer to legal disclaimers
ECG app◊Refer to legal disclaimers
High and low heart rate notifications
Irregular rhythm notification◊Refer to legal disclaimers
Temperature sensing◊Refer to legal disclaimers
Cycle Tracking with retrospective ovulation estimates◊Refer to legal disclaimers
Not Applicable
Cycle Tracking◊Refer to legal disclaimers
Temperature sensing◊Refer to legal disclaimers
Cycle Tracking with retrospective ovulation estimates◊Refer to legal disclaimers
Emergency SOS◊Refer to legal disclaimers
International emergency calling◊Refer to legal disclaimers
Fall Detection
Fall Detection and Crash Detection ◊
Emergency SOS◊Refer to legal disclaimers
International emergency calling◊Refer to legal disclaimers
Fall Detection and Crash Detection◊Refer to legal disclaimers
Emergency SOS◊Refer to legal disclaimers
International emergency calling◊Refer to legal disclaimers
Fall Detection and Crash Detection◊Refer to legal disclaimers
86-decibel siren to attract attention
Audible up to 180 metres
Redesigned Compass app with multiple views
Compass Waypoints and Backtrack
GPS
Always-on altimeter
Redesigned Compass app with multiple views
Compass Waypoints and Backtrack
GPS
Always-on altimeter
Redesigned Compass app with multiple views
Compass Waypoints and Backtrack
Precision dual-frequency GPS
Always-on altimeter
Available cellular connectivity◊Refer to legal disclaimers
Available cellular connectivity◊Refer to legal disclaimers
Cellular connectivity◊Refer to legal disclaimers
Up to 18 hours◊Refer to legal disclaimers
Up to 18 hours◊Refer to legal disclaimers
Low Power Mode Refer to legal disclaimers
Up to 36 hours◊Refer to legal disclaimers
