Fitbit Alta vs. ASUS ZenWatch 3 vs. Polar A370 vs. Amazfit Verge vs. Amazfit T-Rex

 
Alta
ZenWatch 3
A370
Verge
T-Rex
 FitbitAltaRemove Buy NowASUSZenWatch 3Remove Buy NowPolarA370Remove Buy NowAmazfitVergeRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$229$179.95$160$140
Release20162017201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hoursUp to 3 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400160 x 80454x454360 x 360
Sizen/a1.39 inches1.18 inches1.39 inches1.3 inches
Touchn/a
TypeOLEDAMOLEDTFT LCDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aWR30IP685 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2AMAZFIT OSBuild-in
Apps
Music

All Wearables