Polar M400 vs. Microsoft Band 2 vs. Casio WSD-F20A vs. Garmin Fenix 5s Plus vs. Polar A370

 
M400
Band 2
WSD-F20A
Fenix 5s Plus
A370
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminFenix 5s PlusRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$200$250$399$799$179.95
Release20142015201820182017

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)1 day7 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128320 x 320240 x 240160 x 80
Sizen/a1.36 inches1.32 inches1.2 inches1.18 inches
Touch
Typen/aCapacitative TFTLCDMIPTFT LCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX75 ATM10 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSWear OS
Apps
Music

All Wearables