The JAGUAR XJ (2015-21) 4DR SALOON LWB 3.0D V6 DPFR SS 300 EU6 PREMIUM LUXURY AUTO8 is a full-size, long-wheelbase executive saloon, sitting near the top of the UK luxury-car market. Its extended cabin prioritises rear-seat space and comfort, making it a more chauffeur-friendly choice than an ordinary family saloon. mycarcheck.com records show 109 checks covering 38 distinct VINs, offering a useful snapshot of interest in this relatively rare model. Across the checks, the average private-sale valuation was £18,600; recorded mileage averaged 77,000 miles, with annual use around 9,000 miles. Cars averaged nearly two previous keepers in this sample overall. Quiet and elegant, the XJ suits business users and buyers seeking comfort. Its 300-horsepower diesel delivers effortless pace, and the long cabin gives passengers room to stretch out. Less common than the Mercedes-Benz S-Class and BMW 7 Series, it is a distinctive alternative on British roads, though costly to run.