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Basic Info

Suggested Price$329$199$349$160$100
Release20172018201520182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days18 hours24 hours to 10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 300340 x 272 or 390 x 312128 x 128NA
Size1.5 inches or 1.65 inches1.34 inches1.5 inches or 1.65 inchesNANA
TouchNA
TypeAMOLEDOLEDAMOLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX7IP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4ProprietaryWatch OSKoodOSNA
Apps
Music

All Wearables