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Apple Watch SE (2nd generation)
Apple Watch Series 10
Dropdown
GPS + Cellular
GPS
GPS + Cellular
GPS
Summary

44mm or 40mm
aluminium case
46mm or 42mm
aluminium or titanium case

LTPO OLED Retina display
LTPO3 OLED Always-on Retina display
Not available
Wide-angle OLED
Up to 1,000 nits
Up to 2,000 nits
Not available
Up to 40% brighter when viewed at an angle

Not available
ECG app1
High and low
heart rate notifications
High and low
heart rate notifications
Irregular rhythm
notifications2
Irregular rhythm
notifications2
Low cardio fitness
notifications
Low cardio fitness
notifications
Not available
Blood Oxygen app3

Sleep tracking
Sleep tracking
Not available
Sleep apnoea notifications4

Vitals app featuring heart rate, respiratory rate and sleep duration5
Vitals app featuring heart rate, respiratory rate, wrist temperature, blood oxygen and sleep duration5

Not available
Temperature sensing6
Cycle Tracking
Cycle Tracking with retrospective ovulation estimates7

Emergency SOS8
Emergency SOS8
Fall Detection
and Crash Detection8
Fall Detection
and Crash Detection8

50m
50m
Water resistant9
Water resistant10
Swimproof
Swimproof
Not available
Depth gauge to 6m
Not available
Water temperature sensor

GPS
GPS
Cellular and Wi-Fi only options23
Cellular and Wi-Fi only options23

S8 SiP
S10 SiP
Not available
Double tap gesture
Find iPhone
Precision Finding
for iPhone24

Up to 18 hours25
Up to 18 hours26
Low Power Mode
Up to 36 hours in
Low Power Mode26
Not available
Faster charging
(0–80% in about 30 minutes)38
Materials and Finishes
GPS + Cellular
GPS + Cellular
Aluminium available in midnight, starlight and silver
Aluminium available in jet black, rose gold and silver
Not available
Titanium available in slate, gold and natural
GPS
GPS
Aluminium available in midnight, starlight and silver
Aluminium available in jet black, rose gold and silver
Not available
Apple Watch Hermès
Not available
Titanium available in silver
Case
44mm x 38mm x 10.7mm (44mm)
32.9g (GPS)
33.0g (GPS + Cellular)
46mm x 39mm x 9.7mm (46mm)
36.4g (aluminium, GPS)
35.3g (aluminium, GPS + Cellular)
41.7g (titanium)
40mm x 34mm x 10.7mm (40mm)
26.4g (GPS)
27.8g (GPS + Cellular)
42mm x 36mm x 9.7mm (42mm)
30g (aluminium, GPS)
29.3g (aluminium, GPS + Cellular)
34.4g (titanium)
Nylon composite and sapphire crystal back
Metal and sapphire crystal back
Display
LTPO OLED Retina display
LTPO3 OLED Always-on Retina display
Not available
Wide-angle OLED
Up to 1,000 nits brightness
Up to 2,000 nits brightness
Not available
1 nit minimum brightness
44mm
368x448 pixels
977mm² display area
46mm
416x496 pixels
1,220mm² display area
40mm
324x394 pixels
759mm² display area
42mm
374x446 pixels
989mm² display area
Chip
S8 SiP with 64-bit dual-core processor
S10 SiP with 64-bit dual-core processor
W3
Apple wireless chip
W3
Apple wireless chip
Not available
Second-generation Ultra Wideband chip44
Not available
4-core Neural Engine
32GB capacity
64GB capacity
Sensors
Not available
Electrical heart sensor1
Second-generation optical heart sensor
Third-generation optical heart sensor
Ambient light sensor
Ambient light sensor
Not available
Water temperature sensor
Not available
Depth gauge and Depth app
Speaker
Speaker
Media playback
Microphone
Microphone with voice isolation
Always-on altimeter
Always-on altimeter
Compass
Compass
Waypoints, Backtrack and Elevation view
Waypoints, Backtrack and Elevation view
High dynamic range gyroscope
High dynamic range gyroscope
Health and Wellness
Not available
ECG app1
Not available
Nightly wrist temperature tracking5
Not available
Blood Oxygen app3
Cycle Tracking
Cycle Tracking with retrospective ovulation estimates7
Sleep tracking
Sleep tracking
Not available
Sleep apnoea notifications4
Vitals app featuring heart rate, respiratory rate and sleep duration5
Vitals app featuring heart rate, respiratory rate, wrist temperature, blood oxygen and sleep duration5
Mindfulness app with state of mind tracking
Mindfulness app with state of mind tracking
Training load
Training load
GymKit
GymKit
LTE and UMTS
GPS + Cellular models
LTE and UMTS
GPS + Cellular models
Support for Apple Watch For Your Kids (GPS + Cellular models)45
Connect family members who don’t have an iPhone
Support for Apple Watch For Your Kids (GPS + Cellular models)45
Connect family members who don’t have an iPhone
Wi-Fi 4
802.11n
Wi-Fi 4
802.11n
Bluetooth 5.3
Bluetooth 5.3
L1 GPS, GLONASS, Galileo and QZSS
L1 GPS, GLONASS, Galileo, QZSS and BeiDou
Offline maps46
Offline maps46
Apple Pay
Apple Pay
Safety
Emergency SOS8
Emergency SOS8
High-g accelerometer
Up to 256 g-forces with Fall Detection and Crash Detection
High-g accelerometer
Up to 256 g-forces with Fall Detection and Crash Detection
Power and Battery Life
Built-in rechargeable lithium-ion battery
Built-in rechargeable lithium-ion battery
Up to 18 hours25
Up to 18 hours26
Not available
Up to 36 hours in
Low Power Mode26
Not available
Fast charge capable47
Durability
Water resistant
50 metres9
Water resistant
50 metres10
Not available
Depth to 6m
Not available
Certified IP6X dust resistant48
Environmental Features53
Carbon-neutral combinations available54
Carbon-neutral combinations available54
100% recycled aluminium in the case
100% recycled aluminium in the case
Not available
95% recycled titanium in the case
100% recycled tungsten in the Taptic Engine
100% recycled tungsten in the Taptic Engine
100% recycled rare earth elements in all magnets
100% recycled rare earth elements in all magnets
100% recycled tin in the solder of multiple printed circuit boards
100% recycled tin in the solder of all Apple-designed printed circuit boards
100% recycled gold in plating of multiple printed circuit boards
100% recycled gold in plating of multiple printed circuit boards
Not available
100% recycled copper in multiple printed circuit boards
Not available
100% recycled copper wire in the Taptic Engine
Not available
100% recycled cobalt in the battery
Energy efficient55
Energy efficient55
Responsible packaging56
Responsible packaging56
Arsenic-free display glass57
Arsenic-free glass57
Mercury-, BFR- and PVC-free57
Mercury-, BFR- and PVC-free57
Apple Trade In58
Apple Trade In58
Apple Watch SE (2nd generation)
Apple Watch Series 10