New Mercedes tech promises a better top-down experience—but does it really work? Mercedes-Benz thinks it’s cracked the code to making a convertible whose owners can spend more time with the top down ...

Convertible roofs on Mercedes cars are known for terrifying repair bills. When this one failed, the car instantly became almost worthless. Dealer quotes would have exceeded what I paid for the car.

What’s the key to making a good daily-friendly convertible? If you ask Mercedes, it’s three things: Aircap, Airscarf, and modifications to existing technologies to make them easier to live with: ...