Polar M400 vs. Fitbit One vs. Motorola Moto 360 (1st Gen) vs. Fitbit Alta HR vs. Xiaomi Mi Band 3

 
M400
One
Moto 360 (1st Gen)
Alta HR
Mi Band 3
 PolarM400Remove Buy NowFitbitOneRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitAlta HRRemove Buy NowXiaomiMi Band 3Remove Buy Now

Basic Info

Suggested Price$200$100$150$150$44.95
Release20142012201420172018

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days1 day7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 260128 x 36128 x 80
Sizen/an/a1.56 inches1.4 inches0.78 inches
Touch
Typen/aOLEDLCDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear
Apps
MusicNA

All Wearables