Fitbit Flex 2 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Polar Loop vs. Mobvoi TicWatch S2

 
Flex 2
Flex
Vivofit 4
Loop
TicWatch S2
 FitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$100$100$79.95$100$180
Release20162013201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 year5 days2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNA88 x 88NA400 x 400
Sizen/aNANANA1.39 inches
Touchn/aNA
TypeLEDLEDNALEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWear OS
Apps
Music

All Wearables