Polar M400 vs. Fitbit Alta vs. Amazfit Pace vs. Motorola Moto 360 (1st Gen) vs. Polar Loop

 
M400
Alta
Pace
Moto 360 (1st Gen)
Loop
 PolarM400Remove Buy NowFitbitAltaRemove Buy NowAmazfitPaceRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$130$130$150$100
Release20142016201720142013

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days5 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300320 x 260NA
Sizen/an/a1.34 inches1.56 inchesNA
Touchn/a
Typen/aOLEDTFT LCDLCDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/aIP67IP672 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aProprietaryAndroid WearNA
Apps
MusicNA

All Wearables