Polar M400 vs. Casio G-Shock GBA800 vs. Motorola Moto 360 (1st Gen) vs. Fitbit Alta HR vs. Fitbit Inspire HR

 
M400
G-Shock GBA800
Moto 360 (1st Gen)
Alta HR
Inspire HR
 PolarM400Remove Buy NowCasioG-Shock GBA800Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitAlta HRRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$120$150$150$99
Release20142018201420172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 years1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 260128 x 36139 x 60
Sizen/a1.56 inches1.4 inches1.4 inches
Touch
Typen/aLCDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM20 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearFitbit OS
Apps
MusicNA

All Wearables