Garmin Fenix 3 vs. Fitbit Flex 2 vs. Polar M430 vs. Amazfit Stratos

 
Fenix 3
Flex 2
M430
Stratos
 GarminFenix 3Remove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$500$100$255$199
Release2015201620172018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks5 days30 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution218 x 218n/a128x128320 x 300
Size1.2 inchesn/a1.4 inch1.34 inches
Touchn/a
TypeChroma LEDLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietary
Apps
Music

All Wearables