The unveiling will take place in the Jerez pitlane on the morning of Tuesday February 5.
Caterham is set to launch its new car at the same time.
Marussia has hailed its 2013 car as the start of a new era, as it will be the first car designed completely under its new technical structure, featuring Pat Symonds as a consultant and using windtunnel technology for the first time.
But rookie Max Chilton is the only driver currently signed by Marussia, as it released Timo Glock last week in order to hire a funded driver.
GP2 runner-up Luiz Razia has been strongly linked to the vacant seat.
2013 pre-season dates