Accelerationwith the 252-horsepower ST engine is very satisfying, while the 350-horsepower RS is blistering off the line. Fuel economy drops to 22/30 mpg city/highway with the ST and 19/26 mpg city/highway with the RS. "The 1.0-liter Focus is rated at a humble 123 hp and 125 lb-ft of torque, and real-world output feels even weaker.
aagli.