Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. TomTom Spark vs. Fitbit Alta vs. Amazfit Pace

 
Moto 360 (2nd Gen)
M400
Spark
Alta
Pace
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowTomTomSparkRemove Buy NowFitbitAltaRemove Buy NowAmazfitPaceRemove Buy Now

Basic Info

Suggested Price$300$200$150$130$130
Release20152014201520162017

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 daysn/a5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 325 or 360 x 330n/an/an/a320 x 300
Size1.37 inches or 1.56 inchesn/an/an/a1.34 inches
Touchn/a
TypeLCDn/aLCDOLEDTFT LCD

Functions

Audio SpeakerBluetoothAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATMn/aIP67

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/an/aProprietary
Apps
Musicn/a

All Wearables