BMW has further pulled the wraps off the 2019 Z4 Roadster, revealing two new versions of the two-seater convertible after the 2019 M40i First Edition broke cover last month. The 2019 Z4 sDrive30i Roadster and the 2020 Z4 M40i Roadster will each pack BMW TwinPower turbocharged engines, and show up in dealerships from March of next year.

The Z4 sDrive30i will be the entry-level model in the new range, not to mention the first of the all-new cars to go on sale in the US. It has a 2.0-liter four-cylinder TwinPower Turbo engine, with 255 horsepower and 295 lb-ft. That’s an increase of 15 hp and 35 lb-ft over its predecessor.

BMW credits a higher pressure for the High Precision Injection system, now bumped up to 350 bar. Maximum horsepower arrives between 5,000 and 6,500 rpm, while peak torque crops up between 1,550 and 4,400 rpm. 0-60 mph, BMW says, arrives in 5.2 seconds.
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