Samsung Gear S3 vs. Fitbit Charge 2 vs. Fitbit Flex vs. Apple Watch Series 4 vs. Mobvoi TicWatch e2

 
Gear S3
Charge 2
Flex
Watch Series 4
TicWatch e2
 SamsungGear S3Remove Buy NowFitbitCharge 2Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$350$150$100$329$200
Release20162016201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration4 days5 days5 daysNot Yet1 day
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360n/aNA384 x 480360 x 360
Size1.3 inchesn/aNA1.78 inches1.2 inches
Touchn/aNA
TypeFullcolor AODOLEDLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/a1 ATMNot YetIP68

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/aNAWatch OS 5Wear OS
Apps
Music

All Wearables