www.edmunds.com We regret to inform you that the era of the V8-powered midsize luxury sport sedan could be over. Gas prices aren’t the problem; instead, it’s the impending federal fuel-economy standards that could spell the end of these luxurious street sleepers. So this meeting of the 2008 Audi A6 4.2, 2008 BMW 550i, 2009 Jaguar [...]

MORE TRACK INFO @ INSIDELINE.COM: blogs.edmunds.com Last May, the newly introduced Jaguar XF surprised us. It went head to head with the best midsize luxury sedans from Germany and came out on top. It was fast, comfortable and surprisingly competent through turns, but of course, that was the top-of-the-line supercharged model. For 2010, the Jaguar [...]

2010 Mercedes-Benz E550 Sport vs. 2009 BMW 550i Sport vs. 2010 Jaguar XF Premium @ INSIDELINE.COM: www.edmunds.com Building an ideal executive-style luxury sedan is not an easy task for a carmaker. If the car turns out too soft and isolated, you lose enthusiasts who aren’t quite ready to retire in a Lexus. Too complex or [...]