The five cars that actually started the 1907 race were:

1. The 40hp, four cylinder Itala, driven by Prince Borghese, with Ettore Guizzardi as mechanic and journalist Luigi Barzini as passenger. Its laden weight without crew was 2000kg.

2. The 15hp four-cylinder Spyker , driven by Charles Goddard, with Jean du Taillis as passenger. Its laden weight was 1400kg.

3. The 10hp, 2-cylinder de Dion-Bouton, driven by Georges Cormier, with Edgardo Longono as passenger. Its laden weight was 1400kg.

4. An identical de Dion-Bouton, driven by Victor Collignon, with Jean Bizac as mechanic.

5. The 6hp, one-cylinder, two-stroke Contal tri-car. driven by Auguste Pons, with Octave Foucault as mechanic. Its laden wright was 700kg.