Motorola Moto 360 Sport vs. TomTom Spark vs. Polar Loop 2 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Moto 360 Sport
Spark
Loop 2
Vivosmart 4
T-Rex
 MotorolaMoto 360 SportRemove Buy NowTomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$199$150$120$130$140
Release20162015201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swimn/a

Battery

Durationn/an/a8 days (without notifications)7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a48 x 128360 x 360
Size1.37 inchesn/an/a0.74 inches1.3 inches
Touch
TypeLCDLCDLEDOLEDAMOLED

Functions

Audio Speakern/aBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/a5 ATM2 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aBuild-in
Apps
Musicn/a

All Wearables