2024 (G23) BMW M440d xDrive Convertible Specs & Performance
2024, 2025, 2026 (G23)
Tech Specs Summary
- 
- 3 L Inline 6 Bi-Turbo MHEV
- 
- 155 mph
- 
- 5.0 seconds
- 
- 335 hp
- 
- 36.7 mpg
- 
- 2 Doors
- 
- 4 Seats
- 
- 13.6 ft3
- 
- 4,365 lbs
- Front - AWD
Performance
- Top Speed
- 155 mph
- 0-62 mph
- 5.0 seconds
- 0-60 mph
- 4.8 seconds
- Power-to-Weight
- 13.03 lb/hp
- Combined Power
- 335 hp
- Combined Torque
- 516 lb·ft
Gas Mileage
- Combined
- 36.7 mpg
- Total Range
- 572 Miles
- Tailpipe CO2
- 269 g/Mile
Electric Powertrain - Mild Hybrid
- Peak Power
- 11 hp
- 11 ps
- Peak Output
- 8 kW
- Battery Size
- 0.53 kWh
Diesel Engine - Mild Hybrid
- Capacity
- 3 Liter
- 182.6 in3
- Layout
- Inline 6
- Aspiration
- Bi-Turbo
- Peak Power
- 335 hp @ 4,400 RPM
- 340 ps @ 4,400 RPM
- Peak Torque
- 516 lb·ft @ 1,750 RPM
- 700 N·m @ 1,750 RPM
- Valvetrain
- DOHC
- Valves/Cylinder
- 4 (24v Total)
- Fuel Delivery
- Common Rail
- Position
- Front Engine
- Orientation
- Longitudinal
- Fuel
- Diesel
- Fuel Tank Capacity
- 15.6 Gallons
More Engine Specs
- Engine Name
- B57D30
- Compression Ratio
- 16.5:1
- Bore x Stroke
- 3.307 x 3.543 in
- Bore-Stroke Ratio
- 0.93:1
- Under-Square
- Specific Output
- 1.84 hp/in3
- Power/Cylinder
- 56 hp
- Cylinder Volume
- 30.5 in3
- BMEP
- 426.3 PSI
- 29.4 Bar
Drivetrain & Chassis
- Driven Wheels
- AWD
- All-wheel Drive
- Transmission (AT)
- 8 Speeds
- Front Tyre Size
- 225/45R18 Y
- Rear Tyre Size
- 255/40R18 Y
- Front Suspension
- MacPherson Strut
- Rear Suspension
- Multi-Link
- Front Brakes
- Vented Disc
- Rear Brakes
- Vented Disc
Dimensions & Practicality
- Body
- Medium Convertible
- Door Count
- 2
- Seat Count
- 4
- Luggage Space
- 13.6 ft3
- Turning Radius
- 39.4 ft
- Curb Weight
- 4,365 lbs
- Gross Weight
- 5,434 lbs
- Maximum Payload
- 1,069 lbs
- Towing Capacity
- 1,653-3,968 lbs
- Length
- 187.8 in
- Width
- 72.9 in
- Height
- 54.9 in
- Wheelbase
- 112.2 in
- Front Track
- 62.3 in
- Rear Track
- 62.7 in
★★★★★
★★★★★
3.3
Pros & Cons vs Rivals
Performance
Environment
Practicality
Luggage
City Driving
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2024 M440d xDrive Convertible Specs










































