Motorola Moto 360 (2nd Gen) vs. Olio Model One vs. Polar M400 vs. Pebble Core vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Model One
M400
Core
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowOlioModel OneRemove Buy NowPolarM400Remove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$595$200$99$140
Release20152015201420162019

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/aNA
Distancen/a
Heartn/an/a
Oxygenn/a
Sleepn/aNA
Stepsn/a
Swimn/a

Battery

Duration1.5 days2 days8 hours to 30 daysNA20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/an/aNA360 x 360
Size1.37 inches or 1.56 inchesn/an/aNA1.3 inches
TouchNA
TypeLCDn/an/aNAAMOLED

Functions

Audio SpeakerBluetoothn/aAlerts only
Clock
Phonen/aNA
Vibrationn/aNA
Voice

Hardware

Accelerometern/aNA
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATMNA5 ATM

Notifications

Phonen/aNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/an/aNABuild-in
Appsn/a
Musicn/a

All Wearables