With solid cabin tech, the 2014 Chevrolet Cruze Diesel competes well with compact sedans and gets stellar fuel economy, but high initial cost and the price of diesel eat into the savings.
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The following cars represent the most technically advanced available.
Few SUVs offer the capability, comfort and cabin tech of the 2014 Jeep Grand Cherokee EcoDiesel, and those that come close cost considerably more.
Typical price: £50,205.00
Grand Cherokee finally has a diesel - maybe too much diesel.
A diesel engine option adds decent fuel economy to the Jeep Grand Cherokee's impressive roster of capabilities.
Heavy rainfall has allowed the Central American country of Costa Rica to be powered almost entirely by its hydroelectric plants.
Most US buyers may not appreciate station wagons, but for those that do, Volkswagen has the updated Golf SportWagen, a wagon with loads of cargo space, an economical diesel engine and even a manual transmission option.
The latest and most prestigious U.S. BMW to go diesel.
The new QX30 design concept from Infiniti shows the company is willing to take risks in a market where boring wins the most sales.
The Oberon-class HMAS Ovens submarine served Australia for 26 years and is now a museum ship in Fremantle, Western Australia. Here's a full tour.
With an efficient diesel engine and an extendable bed, the Santa Cruz aims to be a compact pickup for millennials who don't want or need a truck.