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Basic Info

Suggested Price$269$150$175$160$150
Release20162016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a7 days24 hours to 10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/an/aNA
Windowsn/an/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312320 x 320n/a128 x 12866 x 18
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inchn/aNA.721 inches
Touchn/a
TypeAMOLEDAMOLEDn/aNAOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5ATMIP673 ATMIP675 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatch OSAndroid Wearn/aKoodOSNA
Apps
Music

All Wearables