Polar M600 vs. Fitbit Alta vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Michael Kors Access Sofie HR

 
M600
Alta
Ionic
G-Shock GBA800
Access Sofie HR
 PolarM600Remove Buy NowFitbitAltaRemove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsAccess Sofie HRRemove Buy Now

Basic Info

Suggested Price$330$130$299$120$395
Release20162016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days4+ days2 years2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a348x250390 x 390
Size1.3 inchesn/a1.421.19 inches
Touchn/an/a
TypeTFTOLEDOLEDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a50m20 ATM0.3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSWear OS
Apps
Music

All Wearables