Garmin Forerunner 225 vs. Olio Model One vs. Amazfit Stratos vs. Garmin 645 Music vs. Fitbit Alta HR

 
Forerunner 225
Model One
Stratos
645 Music
Alta HR
 GarminForerunner 225Remove Buy NowOlioModel OneRemove Buy NowAmazfitStratosRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$595$199$450$150
Release20152015201820182017

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks2 days5 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution180 x 180n/a320 x 300240 x 240128 x 36
Size1 inchn/a1.34 inches1.2 inches1.4 inches
Touch
Typen/an/aOLEDMIPOLED

Functions

Audio Speaker22n/a
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

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

Notifications

Phonen/an/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aProprietary
Appsn/an/a
Musicn/a

All Wearables