Polar M600 vs. Garmin 645 Music vs. Samsung Galaxy Watch vs. Garmin Instinct vs. HTC re Grip

 
M600
645 Music
Galaxy Watch
Instinct
re Grip
 PolarM600Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGalaxy WatchRemove Buy NowGarminInstinctRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$450$330$300$199
Release20162018201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days7 days7 days14 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240360 x 360128 x 128160 x 32
Size1.3 inches1.2 inches1.2 inches or 1.3 inches0.9 inches1.8 inches
Touchn/a
TypeTFTMIPAMOLEDOMOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM10 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizen OSNA
Apps
MusicSpotify

All Wearables