Polar M400 vs. Garmin Vivosmart HR vs. Mobvoi TicWatch 2 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR

 
M400
Vivosmart HR
TicWatch 2
G-Shock GBA800
Alta HR
 PolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowMobvoiTicWatch 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$170$199$120$150
Release20142015201720182017

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days1.5-2 Days2 years7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68400 x 400128 x 36
Sizen/a1.08 inches1.4 inches1.4 inches
Touch
Typen/an/aOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP6520 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTicwear OS
Apps
Music

All Wearables