Polar M400 vs. Huawei Talkband B2 vs. Misfit Ray vs. Apple Watch Series 2 vs. Fitbit Flex

 
M400
Talkband B2
Ray
Watch Series 2
Flex
 PolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$180$100$269$100
Release20142015201620162013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days3 days6 months18 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 88n/a340 x 272 or 390 x 312NA
Sizen/a0.73 inchesn/a1.5 inches or 1.65 inchesNA
Touchn/aNA
Typen/aPMOLEDLEDAMOLEDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP575 ATM5ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OSNA
Apps
Music

All Wearables