The Ford Fiesta remained the country's best-selling car last month, with more than 15,000 buyers picking up a new 61-plate supermini from Ford showrooms.
The numberplate change makes September the second-biggest month for car sales, and the Society of Motor Manufacturers and Traders revealed that registrations were higher than expected.
However, the organisation has cut its forecast for next year, blaming 'continued weakness in UK domestic demand and the uncertainty across European economies.'
Despite the gloomy economic outlook, almost two million buyers will have bought new cars by the end of 2011 but which one is right for you? To help you decide, we've got the lowdown on Britain's most popular cars.
5 Vauxhall Astra
Our verdict: The classy, spacious cabin is a real highlight, but the Astra falls short of the best small family hatchbacks in too many other areas.
Our pick: Vauxhall Astra Hatchback 1.4T Exclusiv 5dr
Hot deals: Vauxhall Astra
Top 10 continues below videos
Top 10 best sellers on video
The top 10 selling cars in Sepetember 2011.
6 Vauxhall Insignia
Our verdict: A good family car that's available with plenty of high-tech features, but it's not the class leader.
Our pick: Vauxhall Insignia 2.0 CDTi 160 Exclusiv 5dr
Hot deals: Vauxhall Insignia
9 Nissan Qashqai
Our verdict: The Qashqai makes a brilliant family car because it's roomy, comfortable, refined and affordable to run.
Our pick: Nissan Qashqai 1.6 117 Visia Idle Stop 2WD 5dr
Hot deals: Nissan Qashqai