"The X5 is a high prestige rival to the Mercedes-Benz M-Class and Range Rover - but not as bulbous as your real 4x4. Well designed and beautifully engineered, it drives more like a performance car than an SUV. This is a superb all-rounder, and the diesel pulls equally as strong as the petrol yet a more cost-effective solution. Given the recent launch of the X3, BMW is expected to force the X5 further upmarket - especially with the emergence of the Porsche Cayenne... watch this space!"