Not counting plug-in cars, the 2012 Toyota Prius c is the most gasoline-stingy auto on the U.S. market, with a combined city/highway rating of 50 miles a gallon, according to the federal government.

Comparing a Prius to a Camry isn’t as strange as it sounds. $450 is all that separates a new Toyota Prius hatchback from a new Toyota Camry, and it begs the question: Which one is the better hybrid?

The Toyota Prius is celebrating 25 years in the United States. That’s quite an accomplishment and the company didn’t hold back as they called the original model “nothing short of a revolution.” They ...