Polar M600 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Amazfit Stratos vs. Michael Kors Access Sofie

 
M600
Flex 2
Ionic
Stratos
Access Sofie
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowMichael KorsAccess SofieRemove Buy Now

Basic Info

Suggested Price$330$100$299$199$395
Release20162016201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days4+ days5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a348x250320 x 300390 x 390 1.19 inches
Size1.3 inchesn/a1.421.34 inches
Touchn/an/aAMOLDED
TypeTFTLEDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM50m5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aFitbit OSProprietaryAndroid Wear 2.0
Apps
Music

All Wearables