Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Polar A360 vs. Polar Loop 2 vs. Amazfit Stratos

 
Flex 2
Vivosmart HR
A360
Loop 2
Stratos
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowPolarA360Remove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$100$170$200$120$199
Release20162015201520152018

Activity & Fitness

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

Battery

Duration5 days5 days12 days8 days (without notifications)5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68160 x 80n/a320 x 300
Sizen/a1.08 inches1.18 inchesn/a1.34 inches
Touchn/a
TypeLEDn/an/aLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR302 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aProprietary
Apps
Music

All Wearables