At £29.99 an ad (£19.99 for vehicles under £2,000), Desperate Seller is pricier than many. But its exposure is unparalleled – your ad goes out to 101 motoring websites and reaches a claimed seven ...

The king of online selling – this is the first port of call for many people looking to buy. Ads start at £19.99 for two weeks on the website (£9.99 if your car is worth less than £1,000), and rise to ...