Fitbit Flex 2 vs. Amazfit Stratos vs. Fitbit Charge HR vs. Apple Watch Series 4 vs. Mobvoi TicWatch e2

 
Flex 2
Stratos
Charge HR
Watch Series 4
TicWatch e2
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 4Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$100$199$150$329$200
Release20162018201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 daysNot Yet1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300NA384 x 480360 x 360
Sizen/a1.34 inchesNA1.78 inches1.2 inches
Touchn/aNA
TypeLEDOLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNot YetIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNAWatch OS 5Wear OS
Apps
Music

All Wearables