Motorola Moto 360 (2nd Gen) vs. Fitbit Alta vs. Polar Loop 2 vs. Acer Liquid Leap vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Alta
Loop 2
Liquid Leap
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowAcerLiquid LeapRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$130$120$90$140
Release20152016201520152019

Activity & Fitness

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

Battery

Duration1.5 days5 days8 days (without notifications)5 to 7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/an/a128 x 32360 x 360
Size1.37 inches or 1.56 inchesn/an/a1 inch1.3 inches
Touchn/a
TypeLCDOLEDLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a2 ATMIPX45 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aBuild-in
Apps
Musicn/a

All Wearables