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

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

Basic Info

Suggested Price$100$99$180$130$199
Release20132016201920182019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 daysNA2 DAYS7 days24 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNANA400 x 40048 x 128454 x 454
SizeNANA1.39 inches0.74 inches1.39 inches
TouchNANA
TypeLEDNAOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATMNA5 ATM5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemNANAWear OSBuild-in
Apps
Music

All Wearables