Fitbit Blaze vs. Fitbit Charge 2 vs. Amazfit Stratos vs. Garmin 645 Music vs. Fitbit Alta HR

 
Blaze
Charge 2
Stratos
645 Music
Alta HR
 FitbitBlazeRemove Buy NowFitbitCharge 2Remove Buy NowAmazfitStratosRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$150$199$450$150
Release20162016201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days5 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300240 x 240128 x 36
Sizen/an/a1.34 inches1.2 inches1.4 inches
Touchn/a
TypeLCDOLEDOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietary
Apps
Music

All Wearables