Both perpetrators were apparently former military servicemen.
Both rented from the same car rental service/app called Turo.
Both had explosives prepared on or in their vehicles.
Current reporting is that the New Orleans guy was inspired by ISIS. Inspiration doesn't necessarily mean preparation.

Update: https://x.com/AutismCapital/status/1874767876630237410

The Daily Mail confirms that the Las Vegas Cybertruck terrorist was MATTHEW LIVELSBERGER, and that he previously served at the same military base as the New Orleans terrorist Shamsud Din Jabbar.

Both perpetrators were apparently former military servicemen.
Both rented from the same car rental service/app called Turo.
Both had explosives prepared on or in their vehicles.
Current reporting is that the New Orleans guy was inspired by ISIS. Inspiration doesn't necessarily mean preparation.