Pebble Time vs. TomTom Spark vs. Diesel On Full Guard vs. Fitbit Versa 2 vs. Amazfit T-Rex

 
Time
Spark
On Full Guard
Versa 2
T-Rex
 PebbleTimeRemove Buy NowTomTomSparkRemove Buy NowDieselOn Full GuardRemove Buy NowFitbitVersa 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$150$325$199$140
Release20152015201720192019

Activity & Fitness

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

Battery

Duration7 daysn/a1 day5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a454 x 454300 x 300360 x 360
Size1.26 inchesn/a1.4 inches1.34 inches1.3 inches
Touch
Typee-paperLCDOMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/aAndroid Wear 2.0Build-inBuild-in
Apps
Music

All Wearables