Unlike previous cars such as the Sauber C29 and to a lesser extent, the C30, the C31 has much more visual sponsorship applied to the car such as Telmex, Telcel, Claro, Chelsea FC, Tequila Cuervo, Visit México, Oerlikon, NEC and Certina.
A diferenza dos coches anteriores tales como o Sauber C29 e, en menor medida, o C30, o C31 loce moitos más patrocinadores no automóbil, tales como Telmex, Telcel , Claro, Chelsea FC, Tequila Cuervo, Visitar México, Oerlikon, Nec e Certina.