Fitbit Flex 2 vs. Amazfit Stratos vs. Amazfit Verge vs. Apple Watch Series 4 vs. Amazfit GTR

 
Flex 2
Stratos
Verge
Watch Series 4
GTR
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowAmazfitVergeRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$199$160$329$199
Release20162018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 daysNot Yet24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300454x454384 x 480454 x 454
Sizen/a1.34 inches1.39 inches1.78 inches1.39 inches
Touchn/a
TypeLEDOLEDOMOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP68Not Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAMAZFIT OSWatch OS 5Build-in
Apps
Music

All Wearables