Polar M400 vs. Fitbit Alta vs. Fitbit Ionic vs. Motorola Moto 360 (1st Gen) vs. Fitbit Alta HR

 
M400
Alta
Ionic
Moto 360 (1st Gen)
Alta HR
 PolarM400Remove Buy NowFitbitAltaRemove Buy NowFitbitIonicRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$130$299$150$150
Release20142016201720142017

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days4+ days1 day7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a348x250320 x 260128 x 36
Sizen/an/a1.421.56 inches1.4 inches
Touchn/a
Typen/aOLEDOLEDLCDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/a50mIP67

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aFitbit OSAndroid Wear
Apps
MusicNA

All Wearables