Fitbit Blaze vs. Garmin Forerunner 225 vs. Fitbit Charge 2 vs. Garmin 645 Music vs. Garmin Forerunner 45

 
Blaze
Forerunner 225
Charge 2
645 Music
Forerunner 45
 FitbitBlazeRemove Buy NowGarminForerunner 225Remove Buy NowFitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$300$150$450$199
Release20162015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days10 hours to 4 weeks5 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a180 x 180n/a240 x 240208 x 208
Sizen/a1 inchn/a1.2 inches1.04 inches
Touchn/a
TypeLCDn/aOLEDMIPLCD

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aBuilt-in
Appsn/a
Musicn/a

All Wearables