Motorola Moto 360 (2nd Gen) vs. Pebble Time Steel vs. Polar M400 vs. TomTom Spark vs. Amazfit Arc

 
Moto 360 (2nd Gen)
Time Steel
M400
Spark
Arc
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPebbleTime SteelRemove Buy NowPolarM400Remove Buy NowTomTomSparkRemove Buy NowAmazfitArcRemove Buy Now

Basic Info

Suggested Price$300$250$200$150$69.99
Release20152015201420152016

Activity & Fitness

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

Battery

Duration1.5 days10 days8 hours to 30 daysn/a20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 325 or 360 x 330168 x 144n/an/a72 x40
Size1.37 inches or 1.56 inches1.26 inchesn/an/a0.42 inches
Touch
TypeLCDe-papern/aLCDOLED

Functions

Audio SpeakerBluetoothAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM3 ATM5 ATMIP67

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearPebble OSn/an/a
Apps
Musicn/a

All Wearables