Fitbit Alta vs. Acer Liquid Leap vs. Mobvoi TicWatch E vs. Polar A370 vs. Amazfit T-Rex

 
Alta
Liquid Leap
TicWatch E
A370
T-Rex
 FitbitAltaRemove Buy NowAcerLiquid LeapRemove Buy NowMobvoiTicWatch ERemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$90$159$179.95$140
Release20162015201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days1.5-2 daysUp to 3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32400 x 400160 x 80360 x 360
Sizen/a1 inch1.4 inches1.18 inches1.3 inches
Touchn/a
TypeOLEDOLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX4IP67WR305 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2.0Build-in
Apps
Music

All Wearables