Polar M400 vs. Fitbit One vs. Mobvoi TicWatch E vs. Polar A370 vs. Fitbit Inspire HR

 
M400
One
TicWatch E
A370
Inspire HR
 PolarM400Remove Buy NowFitbitOneRemove Buy NowMobvoiTicWatch ERemove Buy NowPolarA370Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$100$159$179.95$99
Release20142012201720172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days1.5-2 daysUp to 3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a400 x 400160 x 80139 x 60
Sizen/an/a1.4 inches1.18 inches1.4 inches
Touch
Typen/aOLEDOLEDTFT LCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantIP67WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Fitbit OS
Apps
Music

All Wearables