Polar M400 vs. Pebble Time 2 vs. Fitbit Alta HR vs. Jawbone UP24 vs. Pebble Core

 
M400
Time 2
Alta HR
UP24
Core
 PolarM400Remove Buy NowPebbleTime 2Remove Buy NowFitbitAlta HRRemove Buy NowJawboneUP24Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$200$199$150$130$99
Release20142016201720132016

Activity & Fitness

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

Battery

Duration8 hours to 30 days10 days7 days14 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA128 x 36NANA
Sizen/aNA1.4 inchesNANA
TouchNANA
Typen/ae-paperOLEDNANA

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATMSplash ResistantNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aPebble OSNANA
Apps
Music

All Wearables