The interior of the Tourbillon features a steering wheel with a fixed central hub where only the outer rim rotates, allowing the instrument cluster to remain visible at all times.

Bugatti says that, as in past models, their goal was to make sure that the car remains "timeless", even when the screen technology inevitably becomes outdated.

The V16 features a crossplane crank design, a 90-degree bank angle, and dry sump lubrication system.

[8] The battery is a 24.8 kWh unit mounted in front of the engine in the central tunnel, which allows for a complete electric range of around 60 km (37 mi).

[4] The chassis of the Tourbillon is made from T800 carbon composite, with front and rear frames that use 3D printed braces, and a battery that is integrated into the monocoque in order to save weight.