The BMW 3 SERIES (1998-06) 323I 4DR SALOON 2.5 SE is a four-door petrol executive compact saloon: a step above ordinary family cars in comfort and driving appeal, but still practical for everyday UK use. It sits in the same class as the Audi A4 and Mercedes-Benz C-Class. Mycarcheck.com has recorded 104 look-ups covering 66 distinct VINs, giving a useful snapshot of cars being researched. The average private-sale valuation is £500, while the average latest recorded mileage is 114,000 miles; average annual mileage is 4,000, and cars have had about five previous keepers. The 2.5-litre six-cylinder engine gives the 323i a smooth, lively feel, while the SE trim and saloon shape suit commuting, longer journeys and small families needing a boot. It is best for buyers who value comfort and engaging road manners over low running costs; compared with many rivals, its balanced handling and classic BMW character remain its main attractions.