BMW 428i Convertible Specs: Performance, Style, and Luxury on the Road

For discerning drivers who crave the thrill of a powerful engine wrapped in timeless design, the BMW 428i convertible delivers an unmatched blend of performance and sophistication—where precision engineering meets open-air elegance.

The 2025 BMW 428i convertible features a 2.0-liter turbocharged inline-four engine producing 335 horsepower and 329 lb-ft of torque. Paired with a 8-speed automatic transmission, it accelerates from 0 to 60 mph in just 5.3 seconds, offering responsive handling and dynamic driving engagement even in convertible mode.

Inside, the 428i convertible offers a refined cabin with premium leather upholstery, ambient lighting, and intuitive technology including an 11.6-inch curved display. The convertible roof operates in two modes—quick-release soft top for open-air enjoyment and a weather-resistant hard top for privacy—without compromising structural integrity or acoustics.

Equipped with BMW’s latest Active Safety Suite, the 428i convertible includes adaptive cruise control, lane-keeping assist, automatic emergency braking, and a 360-degree camera system. Climate control, dual-zone automatic climate control, and a premium B&O Sound System enhance comfort for every journey.

The BMW 428i convertible stands as a benchmark in the luxury sports coupe segment—where powerful performance meets refined elegance. Whether cruising city streets or winding country roads, it delivers an unforgettable driving experience. Explore the full specifications and discover why this icon continues to define excellence.

Specs of BMW 4 Series Convertible (F33) 428i (245 Hp) /2014, 2015, 2016/. Detailed specs and features for the Used 2015 BMW 4 Series Convertible 428i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. Explore the BMW F33 4 Series Cabrio 428i 2013, 2014, 2015, 2016 detailed specs, including 0-60 mph times, horsepower, and handling data.

Get all the Info. With two satisfying powertrains and European furnishings, the 2025 BMW 4-Series coupe and convertible blend luxury and performance in a fun, stylish package. Explore the features and specifications of the BMW 4 Series Convertible models.

Find information on transmission, engine type, drivetrain, and more. View detailed specs, features and options for the 2014 BMW 4-Series 2dr Conv 428i RWD at U.S. News & World Report.

View complete technical specifications for 2016 BMW 428i Convertible. Includes performance data, fuel economy, dimensions, engine details, and more. Specs datasheet with technical data and performance data plus an analysis of the direct market competition of BMW 428i xDrive Convertible in 2016, the model with 2-door convertible body and Line-4 1997 cm3 / 122.2 cui, 180 kW / 245 PS / 241 hp (SAE net) of power, 350 Nm / 258 lb-ft of torque, 8.

Technical specifications for the 2014-2016 pre-facelift BMW 428i Cabrio (F33) 2 door convertible. Find & compare performance, practicality, chassis, brakes, top speed. Detailed specs and features for the Used 2016 BMW 4 Series 428i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.