R8 5.2 FSI Quattro Audi

Influence in the 5.2's far more across-the-board average substance, and you're talking about a price inequality of barely 10 percent or so-chicken scratch in this high league, particularly given that you're getting 25 percent more power. Quattro R8 5.2 FSI
The blend of its gorgeous appearance, outstanding show and general livability are lots to be proud of, but the folks in Ingolstadt weren't quite fulfilled.

320D Efficient Dynamics Edition BMW 2010

The BMW 320d ­Efficient Dynamics Edition is powered by a four-cylinder diesel engine specifically optimised for even greater fuel economy and emission management and, therefore, for a standard of efficiency never seen before.
This unique saloon combines fuel consumption of just 4.1 litres diesel/100 kilometres (equal to 68.9 mpg imp) and a CO2 rating of 109 grams per kilometre in the EU test cycle with engine output of 120 kW/163 hp.

Commodore Holden 2010

The 3.6-litre SIDI engine improves fuel economy in the premium models from 7 to 13 per cent. Calais boasts a 12 per cent improvement with fuel economy dropping from 11.2 to 9.9 litres per 100 kilometres on the ADR81/02 test cycle while retaining its luxury features and benefits.

The engine boasts all-aluminium construction and comes in various displacement sizes. The all-alloy construction offers features such as dual overhead camshafts, 24-valve per engine and continuously variable cam phasing. The engines can be used for front, rear or all wheel drive vehicles and are compatible with hybrid electric applications.