Polar M400 vs. Garmin Forerunner 235 vs. Motorola Moto 360 (1st Gen) vs. Fitbit Alta HR vs. Fitbit Inspire HR

 
M400
Forerunner 235
Moto 360 (1st Gen)
Alta HR
Inspire HR
 PolarM400Remove Buy NowGarminForerunner 235Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitAlta HRRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$299.99$150$150$99
Release20142017201420172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days9 days1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a215 x 180320 x 260128 x 36139 x 60
Sizen/a1.23 inches1.56 inches1.4 inches1.4 inches
Touch
Typen/aMIPLCDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearFitbit OS
Apps
MusicNA

All Wearables