Polar M600 vs. Polar M430 vs. Amazfit Arc vs. Michael Kors Access Sofie vs. Fitbit Flex

 
M600
M430
Arc
Access Sofie
Flex
 PolarM600Remove Buy NowPolarM430Remove Buy NowAmazfitArcRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$255$69.99$395$100
Release20162017201620172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days30 hours20 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240128x12872 x40390 x 390 1.19 inchesNA
Size1.3 inches1.4 inch0.42 inchesNA
Touchn/aAMOLDEDNA
TypeTFTLCDOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8WR30IP671 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid Wear 2.0NA
Apps
Music

All Wearables