Polar M400 vs. Microsoft Band 2 vs. Acer Liquid Leap vs. Pebble Core vs. Polar Loop

 
M400
Band 2
Liquid Leap
Core
Loop
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowAcerLiquid LeapRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$250$90$99$100
Release20142015201520162013

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)5 to 7 daysNA5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128128 x 32NANA
Sizen/a1.36 inches1 inchNANA
TouchNA
Typen/aCapacitative TFTOLEDNALED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX7IPX4NA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables