When it comes to performance, the Ford Mustang GT boasts a robust 5. V8 engine that produces an impressive 450 horsepower. On the other hand, the Chevrolet Camaro SS features a 6. V8 engine, generating a staggering 455 horsepower. Performance and Handling The Mustang outpaces the Chevy Camaro with more horsepower and more torque. The Mustang also offers an additional transmission to choose from.