Polar M600 vs. Fitbit Charge 2 vs. Garmin Vivosmart HR vs. Motorola Moto 360 (1st Gen) vs. HTC re Grip

 
M600
Charge 2
Vivosmart HR
Moto 360 (1st Gen)
re Grip
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowGarminVivosmart HRRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$150$170$150$199
Release20162016201520142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days1 day5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a160 x 68320 x 260160 x 32
Size1.3 inchesn/a1.08 inches1.56 inches1.8 inches
Touchn/an/a
TypeTFTOLEDn/aLCDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a5 ATMIP67IP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearNA
Apps
MusicNA

All Wearables