Polar M400 vs. Huawei Talkband B2 vs. Samsung Gear 2 vs. Polar Loop vs. Fitbit Sense 2

 
M400
Talkband B2
Gear 2
Loop
Sense 2
 PolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowSamsungGear 2Remove Buy NowPolarLoopRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$200$180$300$100$300
Release20142015201420132022

Activity & Fitness

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

Battery

Duration8 hours to 30 days3 days2-3 days5 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88320 x 320NA336x336
Sizen/a0.73 inches1.63 inchesNA1.59 inches
Touch
Typen/aPMOLEDSuper AMOLEDLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP57IP672 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSNA
Apps
Music

All Wearables