Fossil Q Founder vs. Fossil Q Dreamer vs. Fitbit Charge 3 vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Q Founder
Q Dreamer
Charge 3
Watch Series 4
T-Rex
 FossilQ FounderRemove Buy NowFossilQ DreamerRemove Buy NowFitbitCharge 3Remove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$275$125$150$329$140
Release20152015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day7 days7 daysNot Yet20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/an/a
Windowsn/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution360 x 326n/a66 x 18384 x 480360 x 360
Size1.5 inchesn/a.721 inches1.78 inches1.3 inches
Touchn/a
TypeLCDn/aOLEDMicroLEDAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP675 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWatch OS 5Build-in
Appsn/a
Music

All Wearables