Fitbit Flex 2 vs. Microsoft Band 2 vs. Sony SmartBand 2 vs. Polar M430 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Flex 2
Band 2
SmartBand 2
M430
Grayson
Grayson
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowSonySmartBand 2Remove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$250$130$255$350$350
Release201620152015201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)2 days30 hours24 hours24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/a320 x 128n/a128x128453 x 454453x454
Sizen/a1.36 inchesn/a1.4 inch1.39 inches1.39 inches
Touchn/an/a
TypeLEDCapacitative TFTn/aLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX7IP58WR301 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables