Polar M400 vs. Fitbit One vs. Huawei Talkband B2 vs. Apple Watch Series 2 vs. Fitbit Charge HR

 
M400
One
Talkband B2
Watch Series 2
Charge HR
 PolarM400Remove Buy NowFitbitOneRemove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$200$100$180$269$150
Release20142012201520162015

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days3 days18 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 88340 x 272 or 390 x 312NA
Sizen/an/a0.73 inches1.5 inches or 1.65 inchesNA
TouchNA
Typen/aOLEDPMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantIP575ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OSNA
Apps
Music

All Wearables