Pebble Classic vs. Polar M400 vs. Withings Steel HR vs. Polar Loop 2 vs. Asus ZenWatch

 
Classic
M400
Steel HR
Loop 2
ZenWatch
 PebbleClassicRemove Buy NowPolarM400Remove Buy NowWithingsSteel HRRemove Buy NowPolarLoop 2Remove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$99$200$180$120$150
Release20132014201620152014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days8 hours to 30 days25 days8 days (without notifications)NA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/an/an/a320 x 320
Size1.26 inchesn/an/an/a1.63 inches
Touch
Typee-papern/an/aLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM2 ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/an/an/aAndroid Wear
Apps
Music

All Wearables