The new Maserati Quattroporte is undoubtedly an amazing car when you look at it individually. But what it’s like as a luxury limousine, its main intended role? To find that out, you need to compare it to something that has already established itself as a benchmark luxury saloon. That’d be the Jaguar XJ. So Autocar’s Steve Sutcliffe goes out to find out the answer to the above question. Check him out after the jump.