Fitbit Flex 2 vs. Polar M430 vs. Fitbit Flex vs. Misfit Vapor 2 vs. Amazfit GTR

 
Flex 2
M430
Flex
Vapor 2
GTR
 FitbitFlex 2Remove Buy NowPolarM430Remove Buy NowFitbitFlexRemove Buy NowMisfitVapor 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$255$100$250$199
Release20162017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days30 hours5 days1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128x128NA454 x 454454 x 454
Sizen/a1.4 inchNA1.42 inches1.39 inches
Touchn/aNA
TypeLEDLCDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR301 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSBuild-in
Apps
Music

All Wearables