If your daily driving resembles a New York City cabbie's--lots of stop and go--you should get a hybrid for best fuel efficiency. But if it's closer to that of a traveling farm salesman--steady speeds on Interstate highways and wide-open state roads for hours--you'll likely be better off with a...
We talk quite a lot about how global regulations aimed at improving fuel efficiency and reducing carbon emissions will lead to much smaller, more powerful engines. Latest... November 10, 2010 by John Voelcker
When it comes to advanced powertrains, most of the automotive sector has congregated around hybrid and electric technology such as parallel hybrids, range-extended electric... October 7, 2010 by Viknesh Vijayenthiran 5
One of the criticisms of hybrid cars has historically been that there's no payback, especially given the cheap gasoline prices in the U.S. The extra money you spend on a... August 9, 2010 by John Voelcker 22
Continuing to diversify the green powertrain options it offers to buyers, Mercedes-Benz will add a clean-diesel model to its largest sedan line, the S-Class. The new 2011... June 3, 2010 by John Voelcker 1
While our colleague Nelson Ireson was driving the (very un-green) 2011 Mercedes-Benz SLS AMG in Mexico this week, he heard an interesting item that's much more along our... March 29, 2010 by John Voelcker 2
According to Mercedes, the next generation S-Class will launch with a plug-in hybrid model available immediately. As Thomas Weber of Mercedes research and development said in... January 8, 2010 by Eric Loveday 2
After lagging in development of hybrid and plug-in cars for years, Mercedes-Benz is now attacking the new technology with a vengeance. The latest proof: reports that it will... January 4, 2010 by John Voelcker
Only a handful of U.S. auto shows count as important. Detroit, in January, is one; historically, New York in April has been another. But the up-and-comer is the Los Angeles... December 1, 2009 by John Voelcker 1
The Two-Mode Hybrid project was hailed as a model of technical cooperation when it was announced five years ago. But now the partners are going their separate ways, and the... November 23, 2009 by John Voelcker 1
We've covered BMW's first two hybrid vehicles, just launched for the upcoming year: the 2010 BMW ActiveHybrid X6 "sports activity coupe", the world's most powerful hybrid... November 20, 2009 by John Voelcker
While Mercedes-Benz has focused its first green marketing efforts on the undeniably impressive 2010 Mercedes-Benz S400 Hybrid, it was joined by a second hybrid Benz that went... November 17, 2009 by John Voelcker 1
For 2010, BMW is releasing two hybrid vehicles that are very different both in style and in their approach to using electric power to assist the gasoline engine. We've... November 16, 2009 by John Voelcker 1
That old capitalist tool, Forbes magazine, has issued a list of the 10 dirtiest cars sold in the U.S. At the very top, in first place for filth, is the Jeep Grand Cherokee... November 10, 2009 by John Voelcker 3
• What is it?: The first-ever hybrid version of the big Mercedes-Benz sedan • The basics: All the S-Class virtues, much better gas mileage • On sale: This fall •... September 18, 2009 by John Voelcker 2
A new survey released yesterday by research firm Harris Interactive says that most Americans think the US must become a leader in hybrid vehicles, and should support... May 13, 2009 by John Voelcker
