Motorola Moto 360 (2nd Gen) vs. Pebble Time Round vs. Asus ZenWatch vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Time Round
ZenWatch
Charge 3
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPebbleTime RoundRemove Buy NowAsusZenWatchRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$200$150$150$140
Release20152015201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days2 daysNA7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a320 x 32066 x 18360 x 360
Size1.37 inches or 1.56 inchesround1.63 inches.721 inches1.3 inches
Touch
TypeLCDe-paperAMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IPX7IP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearPebble OSAndroid WearNABuild-in
Apps
Musicn/a

All Wearables