Pebble Steel vs. Polar M400 vs. Sony SmartBand 2 vs. Acer Liquid Leap vs. Pebble Core

 
Steel
M400
SmartBand 2
Liquid Leap
Core
 PebbleSteelRemove Buy NowPolarM400Remove Buy NowSonySmartBand 2Remove Buy NowAcerLiquid LeapRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$150$200$130$90$99
Release20142014201520152016

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days2 days5 to 7 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/a128 x 32NA
Size1.26 inchesn/an/a1 inchNA
Touchn/aNA
Typee-papern/an/aOLEDNA

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP58IPX4NA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/an/aNA
Apps
Music

All Wearables