Motorola Moto 360 Sport vs. Polar Loop 2 vs. Amazfit Stratos vs. Garmin Vivofit 4 vs. HTC re Grip

 
Moto 360 Sport
Loop 2
Stratos
Vivofit 4
re Grip
 MotorolaMoto 360 SportRemove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowGarminVivofit 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$199$120$199$79.95$199
Release20162015201820182020

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)5 days1 year5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 30088 x 88160 x 32
Size1.37 inchesn/a1.34 inchesNA1.8 inches
Touch
TypeLCDLEDOLEDNAPMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistancen/a2 ATM5 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aProprietaryNA
Apps
Musicn/a

All Wearables