So, Bentley will launch its 200mph SUV in 2016. And the Range Rover is the elephant in the, errrr, road, the 4×4 it has to beat. After a year running an Range Rover Vogue SE TDV6, we know its strengths and weaknesses inside out. And its standout strength is civility.All L405 Range Rovers come with standard air suspension, generous body travel and a rebuttal of the premium German doctrine that customers value sportiness above comfort. The body lopes over bumps like a lilo on waves, pitching under braking, leaning into corners. It’ll be tough for Bentley to match that pillowy ride, given the conflicting goals of phenomenal power and speed.My fellow editor at sister magazine Auto Zeitung can’t abide the Rangie’s wallow: sure, it doesn’t handle like a Cayenne, but mechanical grip is strong, and the steering stately but supremely accurate. Drivers like Volker need the effective Dynamic Response switchable anti-roll bars, only fitted to V8s.The 254bhp V6 diesel echoes the ride refinement, murmuring at 2200rpm on the motorway, smooth under hard acceleration. Kick down and the weight rocks backwards, before surging forward like a Mississippi steamboat: with 443lb ft, it feels quick enough, punchier than its 7.9sec 0-62mph time,…