Polar M600 vs. Fitbit Flex 2 vs. Michael Kors Access Sofie vs. Polar A370 vs. Sony SmartBand

 
M600
Flex 2
Access Sofie
A370
SmartBand
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowPolarA370Remove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$330$100$395$179.95$100
Release20162016201720172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days1 dayUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolution240 x 240n/a390 x 390 1.19 inches160 x 80NA
Size1.3 inchesn/a1.18 inchesNA
Touchn/an/aAMOLDEDNA
TypeTFTLEDTFT LCDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM1 ATMWR30IP58

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid Wear 2.0NA
Apps
Music

All Wearables