Polar M400 vs. Acer Liquid Leap vs. Motorola Moto 360 (1st Gen) vs. Jawbone UP3 vs. Jawbone UP4

 
M400
Liquid Leap
Moto 360 (1st Gen)
UP3
UP4
 PolarM400Remove Buy NowAcerLiquid LeapRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowJawboneUP3Remove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$200$90$150$180$200
Release20142015201420132015

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 to 7 days1 day7 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32320 x 260NANA
Sizen/a1 inch1.56 inchesNANA
TouchNANA
Typen/aOLEDLCDNANA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX4IP67NANA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANA
Apps
MusicNANANA

All Wearables