One of the best ways to improve fuel economy is to keep a car's engine operating at its most efficient speed, regardless of how fast the vehicle is traveling. That's the principle behind continuously variable transmissions, or CVTs, which use belts and variable pulleys to match road speed to an...
It's autumn, so what better way to highlight the changing leaves than a tomato-soup red Chevy Sonic subcompact? Three weeks ago, we drove our first new Sonic: a high-end 2012... October 31, 2011 by John Voelcker 1
Five months ago, we drove the 2012 Honda Civic Hybrid--which gave us slightly more than 45 mpg using "Econ" mode. That's the best gas mileage of any Honda Civic in recent... October 24, 2011 by John Voelcker 3
When the EPA's official MPG figures were released for the 2012 Fisker Karma a few days ago, we can't have been the only ones a little disappointed with the 20 MPG figure on... October 21, 2011 by Antony Ingram 10
Fisker Automotive may have sensed that the 20-mpg EPA rating on their 2012 Karma electric sport sedan was not good news. The company simply omitted the statistic from their... October 19, 2011 by John Voelcker 26
It's been a long and painful year for Fisker Automotive, with deliveries of its 2012 Karma extended-range electric sport sedan repeatedly delayed from the original target of... October 18, 2011 by John Voelcker 72
What can you say about driving a Mercedes-Benz S-Class? It's luxurious, smooth, powerful, packed with features, impressive on the road, and very, very large. Now you can add... October 18, 2011 by John Voelcker 1
"Bracket creep" is the phenomenon where each successive generation of a car gets slightly bigger. It's what allowed the Honda Civic to evolve from the 1973 model, which today... October 14, 2011 by John Voelcker 3
It was the proposal that brought every automaker selling in the North America market out in a cold sweat. Now, Reuters brings news that the NHTSA and the Environmental... September 29, 2011 by Antony Ingram 3
The Prius family of hybrid cars from Toyota is going to get a little bigger as of January when the Japanese automaker will launch a new compact hybrid car for the Japanese... September 28, 2011 by Nikki Gordon-Bloomfield 7
It's not always true that the smallest cars get the best gas mileage. In many cases, compact cars get mileage equal to or better mileage than their shorter, stubbier... September 15, 2011 by John Voelcker 4
For a few years now, hybrid sales have been stalled at 2 to 3 percent of the U.S. market. But for the first seven months of this year, the total is at the low end of the... September 9, 2011 by John Voelcker 18
Half a century ago, automatic transmissions had two or three speeds, and progress has come slowly since then. Today, many cars are still sold with four-speed automatics... September 1, 2011 by John Voelcker 4
The reviews of the 2012 Toyota Camry mid-size sedan are in now, and the consensus is that it's a competitively priced mild refresh with unadventurous styling. Which may be... August 24, 2011 by John Voelcker 5
With agreement among the White House, the EPA and NHTSA, and most major automakers (though not all), the U.S. looks to be well on its way to a corporate average fuel-economy... August 19, 2011 by John Voelcker 3
It's widely accepted in the auto industry that all manufacturers game the test cycles used to establish emissions and gas-mileage ratings. Ask auto engineers about the topic... August 15, 2011 by John Voelcker 10
