Starting price: $30,660 Let the gearheads fight over whether the Camaro or Mustang provide more power for the money. Among these two convertibles, the Camaro gets the upper hand with a 326 horsepower, 3.6-liter V6 engine that still gets 28 miles per gallon on the highway. It also comes with fog lamps, a rear spoiler and a top that drops in 20 seconds. -- Written by Jason Notte in Portland, Ore. >To contact the writer of this article, click here: Jason Notte. >To follow the writer on Twitter, go to http://twitter.com/notteham. >To submit a news tip, send an email to: email@example.com.