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Apple Watch
Series 6
Retina display always on
GPS and GPS + Cellular models
Aluminum or
Stainless steel case
Full ceramic sapphire crystal back
Waterproof up to 50 meters
Optical heart rate monitor
Fall detection
Cardiac electrode (ECG app) Blood
oxygen
level sensor
32 GB capacity
 
40 mm
44 mm
Sport Band
Select
Apple Watch
SE
LTPO OLED Retina display
GPS and GPS + Cellular models
Aluminum case
Full ceramic sapphire crystal back
 
Waterproof up to 50 meters
Optical heart rate monitor
Fall detection
-
-
-
32 GB capacity
 
40 mm
44 mm
Sport Band
Select
Apple Watch
Series 5
Retina display always on
GPS and GPS + Cellular models
Aluminum or
Stainless steel case
Full ceramic sapphire crystal back
Waterproof up to 50 meters
Optical Heart Rate Monitor
Fall Detection Heart Electrode
(ECG app)
-
-
32 GB capacity
 
40 mm
44 mm
Sport Band
Apple Watch
Series 5
Retina display always on
GPS and GPS + Cellular models
Aluminum or
Stainless steel case
Full ceramic sapphire crystal back
Waterproof up to 50 meters
Optical Heart Rate Monitor Heart
Electrode (ECG app)
Fall Detection
-
-
32 GB capacity
 
40 mm
44 mm
Sport Band
Apple Watch
Series 4
LTPO OLED Retina display
GPS and GPS + Cellular models
Aluminum or Stainless steel case
Full ceramic sapphire crystal back
Waterproof up to 50 meters
Optical Heart Rate Monitor Heart
Electrode (ECG app)
Fall Detection
-
-
16 GB capacity
 
40 mm
44 mm
Sport Band
 
 
Select
Apple Watch
Series 3
OLED Retina display
GPS and GPS + Cellular models
Aluminum case
Composite back cover (middle part)
 
Waterproof up to 50 meters
Optical heart rate monitor
-
-
-
-
16 GB capacity (GPS + Cellular) 8 GB
capacity (GPS)
38 mm
42 mm
Sport Band
Apple Watch
Series 3
OLED Retina display
GPS model
Aluminum case
Composite back cover (middle part)
 
 
Waterproof up to 50 meters
Optical heart rate monitor
-
-
-
8GB capacity (GPS)
 
38 mm
42 mm
Sport Band