Fitbit Blaze vs. Polar M400 vs. Amazfit Stratos vs. Fitbit Alta HR vs. Pebble Core

 
Blaze
M400
Stratos
Alta HR
Core
 FitbitBlazeRemove Buy NowPolarM400Remove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$200$200$199$150$99
Release20162014201820172016

Activity & Fitness

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

Battery

Duration5 Days8 hours to 30 days5 days7 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows PhonePartialn/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300128 x 36NA
Sizen/an/a1.34 inches1.4 inchesNA
TouchNA
TypeLCDn/aOLEDOLEDNA

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aProprietaryNA
Apps
Music

All Wearables