DoneDeal’s depreciation data doesn’t take account of major range increases over last three years

Business owners are used to factoring depreciation of an asset into their calculations, but it’s not a cost that many regular motorists consider. Yet depreciation of a car’s value is most often the highest cost that its owner will ever bear.

Thing is, there’s very little science to the calculations, and every single vehicle has its own set of factors that might influence how much value it will retain. There’s the obvious stuff ...