Fitbit Flex 2 vs. ASUS ZenWatch 3 vs. Acer Liquid Leap vs. Garmin 645 Music vs. Amazfit T-Rex

 
Flex 2
ZenWatch 3
Liquid Leap
645 Music
T-Rex
 FitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$229$90$450$140
Release20162017201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours5 to 7 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400128 x 32240 x 240360 x 360
Sizen/a1.39 inches1 inch1.2 inches1.3 inches
Touchn/a
TypeLEDAMOLEDOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX45 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Build-in
Apps
Music

All Wearables