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

 
M430
Arc
Access Sofie
Flex
Access Runway
 PolarM430Remove Buy NowAmazfitArcRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$255$69.99$395$100$350
Release20172016201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours20 days1 day5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x12872 x40390 x 390 1.19 inchesNA390 x 390
Size1.4 inch0.42 inchesNA1.19 inches
TouchAMOLDEDNA
TypeLCDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IP671 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0NAWear OS
Apps
Music

All Wearables