Polar M400 vs. Microsoft Band 2 vs. Basis Peak vs. Garmin 645 Music vs. Pebble Core

 
M400
Band 2
Peak
645 Music
Core
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowBasisPeakRemove Buy NowGarmin645 MusicRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$200$250$200$450$99
Release20142015201420182016

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)4 days7 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128168 x 144240 x 240NA
Sizen/a1.36 inches1.25 inches1.2 inchesNA
TouchNA
Typen/aCapacitative TFTLCDMIPNA

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX75 ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables