If you think of the four-cylinder X-Class variants as Mercedes-Benz dipping a cautious toe into the world's swirling dual-cab waters, then this X350d version must be the German brand stripping down to its jocks and diving in head first.

It is, after all, the most Mercedes of the lot. While the smaller-capacity X-Class models share their most important bits with their Nissan Navara cousin, this one has Stuttgart's finger prints all over it. The engine - a very good diesel V6 - is Mercedes' own, for example. So is the seven-speed automatic transmission and the four-wheel drive set-up.

Less happily, so is the price; the X350D will likely be the most expensive dual-cab ute in Australia when it arrives towards the end the year.

So, 

Let's find out.