Fitbit Flex 2 vs. Polar A360 vs. Amazfit Stratos vs. Mobvoi TicWatch S2 vs. Garmin VivoActive 4

 
Flex 2
A360
Stratos
TicWatch S2
VivoActive 4
 FitbitFlex 2Remove Buy NowPolarA360Remove Buy NowAmazfitStratosRemove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$200$199$180$349
Release20162015201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days5 days2 DAYS8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 80320 x 300400 x 400260 x 260
Sizen/a1.18 inches1.34 inches1.39 inches1.3ionches
Touchn/a
TypeLEDn/aOLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWear OSWear OS
Apps
Music

All Wearables