Garmin Fenix 3 vs. Fitbit Alta vs. Garmin 645 Music vs. Garmin Chronos vs. Garmin Forerunner 45

 
Fenix 3
Alta
645 Music
Chronos
Forerunner 45
 GarminFenix 3Remove Buy NowFitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$500$130$450$1500$199
Release20152016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks5 days7 days8 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a240 x 240218 x 218208 x 208
Size1.2 inchesn/a1.2 inches1.2 inches1.04 inches
Touchn/a
TypeChroma LEDOLEDMIPMIPLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMn/a5 ATM10 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSBuilt-in
Apps
Music

All Wearables