Jaguar XF 2.2D Portfolio: Road test review

The Sportbrake might be the most important Jaguar XF launch of this year, but the tax-friendly 2.2-litre diesel was definitely last year's highlight.

Capable of 50mpg, can this super frugal version of Jaguar's 5-Series and A6 rival be a proper car from the big cat? We spent a week with a £43,050 Portfolio version to find out.