Apple Watch Series 3 vs. Fitbit Blaze vs. Motorola Moto 360 (2nd Gen) vs. TomTom Spark vs. Polar A370

 
Watch Series 3
Blaze
Moto 360 (2nd Gen)
Spark
A370
 AppleWatch Series 3Remove Buy NowFitbitBlazeRemove Buy NowMotorolaMoto 360 (2nd Gen)Remove Buy NowTomTomSparkRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$329$200$300$150$179.95
Release20172016201520152017

Activity & Fitness

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

Battery

Duration18 hours5 Days1.5 daysn/aUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a360 x 325 or 360 x 330n/a160 x 80
Size1.5 inches or 1.65 inchesn/a1.37 inches or 1.56 inchesn/a1.18 inches
Touch
TypeAMOLEDLCDLCDLCDTFT LCD

Functions

Audio SpeakerBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP675 ATMWR30

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4n/aAndroid Wearn/a
Apps
Musicn/a

All Wearables