Fitbit Blaze vs. Fitbit Alta vs. Amazfit Stratos vs. Fitbit Alta HR vs. Polar A370

 
Blaze
Alta
Stratos
Alta HR
A370
 FitbitBlazeRemove Buy NowFitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$200$130$199$150$179.95
Release20162016201820172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days5 days7 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300128 x 36160 x 80
Sizen/an/a1.34 inches1.4 inches1.18 inches
Touchn/a
TypeLCDOLEDOLEDOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a5 ATMWR30

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aProprietary
Apps
Music

All Wearables