Olio Model One vs. Polar M600 vs. Withings Activite Steel vs. Fitbit Charge vs. Amazfit GTS

 
Model One
M600
Activite Steel
Charge
GTS
 OlioModel OneRemove Buy NowPolarM600Remove Buy NowWithingsActivite SteelRemove Buy NowFitbitChargeRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$595$330$170$130$150
Release20152016201520142019

Activity & Fitness

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

Battery

Duration2 days2 days8 months7-10 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolutionn/a240 x 240n/aNA348 x 442
Sizen/a1.3 inches1.3 inchesNA1.65 inches
Touchn/aNA
Typen/aTFTAnalogOLEDAMOLED

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMIPX85 ATM1 ATM5 ATM

Notifications

Phonen/a
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aNAWear OS
Appsn/a
Music

All Wearables