Fitbit Flex 2 vs. Polar M430 vs. Asus VivoWatch vs. Polar A370 vs. Garmin Vivosmart 4

 
Flex 2
M430
VivoWatch
A370
Vivosmart 4
 FitbitFlex 2Remove Buy NowPolarM430Remove Buy NowAsusVivoWatchRemove Buy NowPolarA370Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$255$160$179.95$130
Release20162017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours24 hours to 10 daysUp to 3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128x128128 x 128160 x 8048 x 128
Sizen/a1.4 inchNA1.18 inches0.74 inches
Touchn/a
TypeLEDLCDNATFT LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMWR30IP67WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOS
Apps
Music

All Wearables