The VOLVO S40 (2004-07) 4DR SALOON 1.6D S is a compact four-door diesel saloon, offering a more grown-up alternative to family hatchbacks rather than an SUV or city car. It suits drivers wanting a smart, comfortable everyday car with a separate boot and Volvo’s understated, safety-minded image. Mycarcheck.com records 168 look-ups covering 121 distinct VINs, a useful sample of real-world interest. Checks show an average private-sale valuation of £900, average recorded mileage of 120,000 and annual use of 7,000 miles. The average keeper count is about five, suggesting many have changed hands, so condition and service history deserve close attention. The 1.6D suits economical commuting, making the S40 a sensible choice for regular journeys, couples or small families who value comfort over sporty excitement. Against compact saloon rivals, it stands out for restrained styling and reassuring Volvo character; compare upkeep and driving feel with newer hatchbacks before making your choice.