Winners of the 2015 Engine of the Year awards : BMW i8
So, what do you think are the best engines in the world right now? According to Engine Technology International magazine, the best of the best is BMW's 1.5L 3-cylinder hybrid unit (i8), followed closely by Ford's 1.0L 3-cylinder EcoBoost (Fiesta, Focus, C-Max, and more) and PSA Peugeot Citroën's 1.2L 3-cylinder turbo engine (208, 308, C3, and more).