These two premium German saloons are fierce rivals, and rightly so as between them, they seem to have it all. BMW have produced a worthy successor in the new 5 Series, that rivals the uber luxurious 7 Series. Whilst, the Mercedes E-Class has maintained its class leading status blended with market friendly running costs. But forget all that because this is about one thing only...speed! It's the battle of the 2.0 litre diesels. Enjoy!Watch our Mercedes E-Class review – New 2017 Mercedes...Watch our BMW 5 Series review – BMW 5 Series 2018...Awkward haggling is a thing of the past with carwow. Choose your perfect car with our configurator tool and let the country’s best dealers compete over you. Compare the five best offers by price, location and dealer ratings and choose the one that’s right for you – no hassle, no haggling, just a great deal.Visit our site to save money on your new car –