Polar M600 vs. Misfit Shine 2 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Vivosmart 4

 
M600
Shine 2
G-Shock GBA800
645 Music
Vivosmart 4
 PolarM600Remove Buy NowMisfitShine 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$330$100$120$450$130
Release20162015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days6 months2 years7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a240 x 24048 x 128
Size1.3 inchesn/a1.2 inches0.74 inches
Touchn/an/a
TypeTFTn/aMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM20 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/a
Apps
Music

All Wearables