ASUS ZenWatch 2 vs. TomTom Spark vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. HTC re Grip

 
ZenWatch 2
Spark
G-Shock GBA800
Alta HR
re Grip
 ASUSZenWatch 2Remove Buy NowTomTomSparkRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$150$120$150$199
Release20162015201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/an/a2 years7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/a128 x 36160 x 32
Size1.63 inches or 1.45 inchn/a1.4 inches1.8 inches
Touch
TypeAMOLEDLCDOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM20 ATMIP57

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/aNA
Apps
Music

All Wearables