The BMW 3 SERIES (1998-06) 330I 4DR SALOON SE AUTO REV 01 is a premium, four-door executive saloon from the 3 Series range, aimed at buyers wanting more space and comfort than a hatchback without moving to a large luxury car. In the UK used market, it sits as an older, sporty family saloon, often cross-shopped with the Mercedes-Benz C-Class and Audi A4. Its automatic gearbox and refined cabin make it an appealing everyday option. mycarcheck.com recorded 67 look-ups across 42 distinct VINs, a useful sample of interest rather than a full census. These checks show an average private-sale valuation of £1,000 and average recorded mileage of 103,000 miles; annual mileage averaged 3,000, with about four previous keepers. Best suited to commuters or small families, it offers smooth performance and a more engaging drive than many comfort-focused rivals. Expect age-related upkeep and modest fuel economy; inspect history and condition before buying.