Tesla Model S vs Mercedes-Benz S550

On the latest episode of Motor Trend’s Head 2 Head, veteran automotive journalist Jonny Lieberman pits the newest luxury heavyweight vs. the reigning champ. The Mercedes-Benz S-Class has ruled the luxury roost since it created the segment decades ago. However, Elon Musk’s revolutionary Tesla Model S has single handedly disrupted the established luxury paradigm and has recently outsold the mighty S-Class. What’s most amazing is that the Model S doesn’t use a drop of gas. The S-Class does, but it rewrites the luxury car playbook in other ways. So which $125K big lux whip is best? Find out after the jump!