Garmin Fenix 3 vs. Polar M400 vs. Samsung Gear 2 vs. Fitbit Charge HR vs. Amazfit GTS

 
Fenix 3
M400
Gear 2
Charge HR
GTS
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowSamsungGear 2Remove Buy NowFitbitCharge HRRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$500$200$300$150$150
Release20152014201420152019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 days2-3 days5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a320 x 320NA348 x 442
Size1.2 inchesn/a1.63 inchesNA1.65 inches
TouchNA
TypeChroma LEDn/aSuper AMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM3 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSNAWear OS
Apps
Music

All Wearables