2021 BMW 4 Series: M440i Convertible
2021 BMW M440i Convertible OVERVIEW 
2021 BMW M440i Convertible For Sale
“A powerful convertible infused with the style of BMW M.”
—BMWUSA.com
- 3.0-liter BMW TwinPower Turbo inline 6-cylinder, Rear-wheel drive
- Live Cockpit Professional
- Aluminum Tetragon Interior Trim
- Active Driving Assistant
BMW 4 Series M440i Convertible For Sale
2021 BMW M440i Convertible PERFORMANCE 
High-Performance Braking.
The BMW M440i Convertible includes standard M Sport brakes for improved stopping power. Choose blue or red calipers to compliment or contrast with your favorite paint finish.
Improved Differential Control.
The standard M Sport Differential generates a precise locking effect optimized for rear wheel bias, enhancing control through fast turns and sharp corners.
2021 BMW M440i Convertible APPEARANCE 
Trimmed To Impress.
The available Shadowline exterior trim adds high-gloss black accents to the mesh kidney grille, exhaust tailpipes, mirror caps, and bumper inlays.
Sharpened Aerodynamics.
The standard Aerodynamic Kit increases the size of your front air intakes and adds side skirts and a rear diffuser for sporty looks.
2021 BMW M440i Convertible COMFORT 
Compatible, Smart Infotainment.
Enjoy standard Apple CarPlay™ and Android Auto™ compatibility for effortless access to your favorite apps. BMW's voice-activated Intelligent Personal Assistant and the latest iDrive 7.0 Operating System round out the connected cockpit experience.
Live Cockpit Professional
The available Live Cockpit Professional system makes connecting to the digital side of your BMW easier than ever before. Seamless integration between displays and features lets you spend more time enjoying your drive.
Detailed Interior Design.
Standard Sport Seats, available with high-quality Vernasca Leather upholstery, perfectly complement the available wood or aluminum interior trims – making driving this luxury convertible feel like a breeze.
2021 BMW M440i Convertible SAFETY & WARRANTY 
48 month / 50,000 miles New Vehicle Limited Warranty • 12-year Unlimited Mileage Rust Perforation Limited Warranty • 4-year Unlimited Mileage Roadside Assistance Program
Driving Assistance
The All-New 4 Convertible includes standard advanced automated protection, like Active Blind Spot Detection, Frontal Collision Warning w/ City Collision Mitigation, Lane Departure Warning, and more.
Digital Key
BMW's new Digital Key technology is available in a 4 Series for the first time. Simply use your compatible iPhone® to lock and unlock your convertible – and even securely share your key with friends and family.