Smaller cars reign at the Paris Car Show, as drivers watch their budgets and car makers worry about shrinking profits.

Consumers are looking for fuel-efficient models as they continue to face high prices at the petrol pumps, while the auto industry is facing higher raw material costs and falling numbers of customers.

From Volkswagen's Golf, to Toyota's iQ and Nissan's Nuvu concept car, the car makers are launching smaller vehicles for the crowded roads of the future.