TomTom Spark vs. Amazfit Arc vs. Diesel On Full Guard vs. Fitbit Inspire HR vs. Amazfit T-Rex

 
Spark
Arc
On Full Guard
Inspire HR
T-Rex
 TomTomSparkRemove Buy NowAmazfitArcRemove Buy NowDieselOn Full GuardRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$69.99$325$99$140
Release20152016201720192019

Activity & Fitness

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

Battery

Durationn/a20 days1 day5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40454 x 454139 x 60360 x 360
Sizen/a0.42 inches1.4 inches1.4 inches1.3 inches
Touch
TypeLCDOLEDOMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67IP675 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wear 2.0Fitbit OSBuild-in
Apps
Music

All Wearables