Polar M400 vs. Casio WSD-F20A vs. Diesel On Full Guard vs. Motorola Moto 360 (1st Gen) vs. Garmin Forerunner 45

 
M400
WSD-F20A
On Full Guard
Moto 360 (1st Gen)
Forerunner 45
 PolarM400Remove Buy NowCasioWSD-F20ARemove Buy NowDieselOn Full GuardRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$399$325$150$199
Release20142018201720142019

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 day1 day1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320454 x 454320 x 260208 x 208
Sizen/a1.32 inches1.4 inches1.56 inches1.04 inches
Touch
Typen/aLCDOMOLEDLCDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP67IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0Android WearBuilt-in
Apps
MusicNA

All Wearables