Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Garmin 645 Music vs. LG Watch Urbane 2 vs. Garmin Forerunner 45

 
Moto 360 (2nd Gen)
M400
645 Music
Watch Urbane 2
Forerunner 45
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowGarmin645 MusicRemove Buy NowLGWatch Urbane 2Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$300$200$450$300$199
Release20152014201820152019

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days7 daysNA7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a240 x 240480 x 480208 x 208
Size1.37 inches or 1.56 inchesn/a1.2 inches1.38 inches1.04 inches
Touch
TypeLCDn/aMIPP-OLEDLCD

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearBuilt-in
Apps
Musicn/a

All Wearables