Motorola Moto 360 (2nd Gen) vs. Olio Model One vs. Fitbit Alta HR vs. Amazfit T-Rex

 
Moto 360 (2nd Gen)
Model One
Alta HR
T-Rex
 MotorolaMoto 360 (2nd Gen)Remove Buy NowOlioModel OneRemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$595$150$140
Release2015201520172019

Activity & Fitness

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

Battery

Duration1.5 days2 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a128 x 36360 x 360
Size1.37 inches or 1.56 inchesn/a1.4 inches1.3 inches
Touch
TypeLCDn/aOLEDAMOLED

Functions

Audio SpeakerBluetoothn/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating SystemAndroid Wearn/aBuild-in
Appsn/a
Musicn/a

All Wearables