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Used diesel car values drop by almost 6% in Q3

A line-up of older used cars

Average used values of popular diesel models have fallen by 5.7%, according to data from car buying comparison site

The study, which analysed more than 24,000 used car valuations made since the start of the year, found some models have dropped in value by up to 26%.

Valuations for diesel models were compared to valuations of equivalent petrol models and the data reveals that the average price of the petrol variants has increased by 5%, as demand for ‘dirty diesels’ falls away.

“This year has already been a total shocker for diesel owners. And now that most major manufacturers have launched diesel scrappage schemes, it doesn’t look like it’s about to get any better. Diesel cars are really starting to look like white elephants,” said Alex Buttle, director of

The following table shows average valuations for some of the UK’s most popular car models, comparing diesel and equivalent petrol variants.

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  • Howard Bull - 13/09/2017 08:23

    There is a lot of kneejerk going on here but the fact still remains that a diesel is 25% more economical than a petrol. There is also the fact that if everyone went to petrol, the Government coffers would be swollen by the same amount as the same fuel duty applies.