Polar M400 vs. Fitbit Flex 2 vs. Moov Now vs. Mobvoi TicWatch E vs. Polar A370

 
M400
Flex 2
Now
TicWatch E
A370
 PolarM400Remove Buy NowFitbitFlex 2Remove Buy NowMoovNowRemove Buy NowMobvoiTicWatch ERemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$200$100$79$159$179.95
Release20142016201520172017

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days6 months1.5-2 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a400 x 400160 x 80
Sizen/an/an/a1.4 inches1.18 inches
Touchn/an/a
Typen/aLEDn/aOLEDTFT LCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATM5 ATMn/aIP67WR30

Notifications

Phone
Emails
Texts

Software

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

All Wearables