Polar M400 vs. Huawei Talkband B2 vs. Samsung Gear 2 vs. Diesel On Full Guard 2.5 vs. Mobvoi TicWatch e2

 
M400
Talkband B2
Gear 2
On Full Guard 2.5
TicWatch e2
 PolarM400Remove Buy NowHuaweiTalkband B2Remove Buy NowSamsungGear 2Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$200$180$300$325$200
Release20142015201420182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days3 days2-3 days4 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 88320 x 320454x454360 x 360
Sizen/a0.73 inches1.63 inches1.39 inches1.2 inches
Touch
Typen/aPMOLEDSuper AMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP57IP673 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSWear OSWear OS
Apps
Music

All Wearables