Britain’s cars and SUVs are growing bigger – but there is a way to stop this deadly ‘carspreading’ | Christian Wolmar

Jul 13, 2026 - 15:10

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Britain’s cars and SUVs are growing bigger – but there is a way to stop this deadly ‘carspreading’ | Christian Wolmar

Larger vehicles crowd our roads and are far more dangerous to pedestrians. Let’s curb them before they do even more damage

We need an Ozempic for cars. They are growing at a phenomenal rate, wreaking havoc on the roads, squeezing out smaller vehicles in car parks and endangering pedestrians.

Like ever-hungry teenagers, cars in Europe are growing, on average, a centimetre wider every two years, according to new research reported by the Guardian. And fewer than half of new cars in the UK can fit into a conventional parking space. As there is, remarkably, no width restriction for cars, no law can stop this growth until they reach the size of HGVs – that is, 2.55m wide – which are restricted.

Christian Wolmar is a transport commentator and author of The Liberation Line, the story of the railwaymen who rebuilt the railways in Europe after D-day