Fitbit Flex 2 vs. Misfit Flash Link vs. Polar Loop vs. Apple Watch Series 4 vs. Amazfit GTS

 
Flex 2
Flash Link
Loop
Watch Series 4
GTS
 FitbitFlex 2Remove Buy NowMisfitFlash LinkRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$20$100$329$150
Release20162015201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months5 daysNot Yet14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/aNA384 x 480348 x 442
Sizen/an/aNA1.78 inches1.65 inches
Touchn/an/a
TypeLEDn/aLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM2 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWatch OS 5Wear OS
Apps
Music

All Wearables