The BMW 5 Series has not only been an outright bestseller for its brand, but also for the segment. It's held on to the benchmark status for being the definition of performance in this executive sedan segment. We review the all-new 5 Series in Sintra, Portugal and tell you all about it. Also on the show is the long awaited new generation E-Class from the Mercedes-Benz stable. The new Mercedes-Benz E-Class will finally launch in India by the first week of March, but we have driven it before that, so here’s what we thought about the car.