Fitbit Flex vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4 vs. Amazfit GTR

 
Flex
TicWatch S2
Vivosmart 4
GTR
 FitbitFlexRemove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$180$130$199
Release2013201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 DAYS7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA400 x 40048 x 128454 x 454
SizeNA1.39 inches0.74 inches1.39 inches
TouchNA
TypeLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OSBuild-in
Apps
Music

All Wearables