Fitbit Alta HR vs. Fitbit Charge vs. Polar A370 vs. Amazfit T-Rex vs. Skagen Falster 3

 
Alta HR
Charge
A370
T-Rex
Falster 3
 FitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$150$130$179.95$140$295
Release20172014201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days7-10 daysUp to 3 days20 days1 day
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 36NA160 x 80360 x 360416 x 416
Size1.4 inchesNA1.18 inches1.3 inches1.28 inches
TouchNA
TypeOLEDOLEDTFT LCDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATMWR305 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNABuild-inWear OS
Apps
Music

All Wearables