Garmin Vivosmart vs. Fitbit Charge 3 vs. Fitbit Flex vs. Polar A370 vs. Amazfit GTS

 
Vivosmart
Charge 3
Flex
A370
GTS
 GarminVivosmartRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$170$150$100$179.95$150
Release20142018201320172019

Activity & Fitness

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

Battery

Duration7 days7 days5 daysUp to 3 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution128 x 1666 x 18NA160 x 80348 x 442
Size1.41 inches.721 inchesNA1.18 inches1.65 inches
TouchNA
TypeOLEDOLEDLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWear OS
Apps
Music

All Wearables