Fitbit One vs. Apple Watch Series 2 vs. Fitbit Charge 3 vs. Amazfit T-Rex vs. Fitbit Sense 2

 
One
Watch Series 2
Charge 3
T-Rex
Sense 2
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$269$150$140$300
Release20122016201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours7 days20 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 31266 x 18360 x 360336x336
Sizen/a1.5 inches or 1.65 inches.721 inches1.3 inches1.59 inches
Touch
TypeOLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNABuild-in
Apps
Music

All Wearables