Polar M400 vs. Mobvoi TicWatch S2 vs. Huawei Band 2 vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR

 
M400
TicWatch S2
Band 2
Vivosmart 4
Inspire HR
 PolarM400Remove Buy NowMobvoiTicWatch S2Remove Buy NowHuaweiBand 2Remove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$180$69.99$130$99
Release20142019201720182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 DAYS21 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400128 x 3248 x 128139 x 60
Sizen/a1.39 inches0.91 inches0.74 inches1.4 inches
Touch
Typen/aOLEDPMOLEDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSFitbit OS
Apps
Music

All Wearables