Misfit Flash Link vs. Apple Watch Series 2 vs. Fitbit Alta HR vs. Apple Watch Series 4 vs. Amazfit T-Rex

 
Flash Link
Watch Series 2
Alta HR
Watch Series 4
T-Rex
 MisfitFlash LinkRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$20$269$150$329$140
Release20152016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months18 hours7 daysNot Yet20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312128 x 36384 x 480360 x 360
Sizen/a1.5 inches or 1.65 inches1.4 inches1.78 inches1.3 inches
Touchn/a
Typen/aAMOLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables