Motorola Moto 360 (2nd Gen) vs. Fitbit Alta vs. Jawbone UP2 vs. Polar A370 vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Alta
UP2
A370
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitAltaRemove Buy NowJawboneUP2Remove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$130$100$179.95$140
Release20152016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days5 days7 daysUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/aNA160 x 80360 x 360
Size1.37 inches or 1.56 inchesn/aNA1.18 inches1.3 inches
Touchn/aNA
TypeLCDOLEDNATFT LCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/aSplash resistantWR305 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/aNABuild-in
Apps
Musicn/a

All Wearables