Motorola Moto 360 (2nd Gen) vs. Pebble Time Steel vs. Jawbone UP3 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Time Steel
UP3
Vivosmart 4
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPebbleTime SteelRemove Buy NowJawboneUP3Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$250$180$130$140
Release20152015201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1.5 days10 days7 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330168 x 144NA48 x 128360 x 360
Size1.37 inches or 1.56 inches1.26 inchesNA0.74 inches1.3 inches
TouchNA
TypeLCDe-paperNAOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMNA5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearPebble OSNABuild-in
Apps
Musicn/aNA

All Wearables