2. Mercedes-Benz E55 AMG (W210)

At first glance, the Mercedes-Benz E55 AMG (W210) appears to be a refined executive sedan, exuding understated luxury rather than brute force. Yet beneath its reserved exterior, a hand-built 5.4-liter V8 engine delivers thunderous acceleration, rivaling true muscle cars.
This sleeper sedan could sprint from zero to sixty in under five seconds, all while maintaining a subtle, dignified presence. The E55 AMG is a perfect example of how power can lurk behind a polished, unassuming façade.
Car and Driver