Fitbit Blaze vs. Garmin Forerunner 225 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Amazfit GTR

 
Blaze
Forerunner 225
645 Music
Gear 2
GTR
 FitbitBlazeRemove Buy NowGarminForerunner 225Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$200$300$450$300$199
Release20162015201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 Days10 hours to 4 weeks7 days2-3 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a180 x 180240 x 240320 x 320454 x 454
Sizen/a1 inch1.2 inches1.63 inches1.39 inches
Touch
TypeLCDn/aMIPSuper AMOLEDAMOLED

Functions

Audio Speaker22Bluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMIP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aTizen OSBuild-in
Appsn/a
Musicn/a

All Wearables