Huawei Watch vs. Huawei Watch 2 vs. Garmin 645 Music vs. Fitbit Flex vs. Polar A370

 
Watch
Watch 2
645 Music
Flex
A370
 HuaweiWatchRemove Buy NowHuaweiWatch 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$349$350$450$100$179.95
Release20152017201820132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours7 days5 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400480 x 480240 x 240NA160 x 80
Size1.4 inches1.38 inches1.2 inchesNA1.18 inches
TouchNA
TypeAMOLEDP-OLEDMIPLEDTFT LCD

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP685 ATM1 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid Wear 2NA
Apps
Musicn/a

All Wearables