TomTom Spark vs. Garmin Forerunner 235 vs. Polar A370 vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5

 
Spark
Forerunner 235
A370
Watch Series 4
On Full Guard 2.5
 TomTomSparkRemove Buy NowGarminForerunner 235Remove Buy NowPolarA370Remove Buy NowAppleWatch Series 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$150$299.99$179.95$329$325
Release20152017201720182018

Activity & Fitness

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

Battery

Durationn/a9 daysUp to 3 daysNot Yet4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a215 x 180160 x 80384 x 480454x454
Sizen/a1.23 inches1.18 inches1.78 inches1.39 inches
Touch
TypeLCDMIPTFT LCDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR30Not Yet3 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWatch OS 5Wear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables