2025 Bmw M440i Convertible Specs. Learn the ins and outs about the new 2025 bmw 4 series m440i convertible. Detailed specs and features for the 2025 bmw 4 series gran coupe m440i including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain.

Research the 2025 bmw m440 at cars.com and find specs, pricing, mpg, safety data, photos, videos, reviews and local inventory. See detailed specs, features, packages and dimensions by trim level for the 2025 bmw m440.