Olio Model One vs. Fitbit Charge 2 vs. Fitbit Alta HR vs. Amazfit T-Rex vs. Skagen Falster 3

 
Model One
Charge 2
Alta HR
T-Rex
Falster 3
 OlioModel OneRemove Buy NowFitbitCharge 2Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$595$150$150$140$295
Release20152016201720192020

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Duration2 days5 days7 days20 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/an/a128 x 36360 x 360416 x 416
Sizen/an/a1.4 inches1.3 inches1.28 inches
Touchn/a
Typen/aOLEDOLEDAMOLEDOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM3 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/an/aBuild-inWear OS
Appsn/a
Music

All Wearables