2024 420d Convertible Specs2024 (G23) BMW 420d Convertible Specifications & Performance
2024, 2025, 2026 (G23)
Tech Specs Summary
- 
- 2 L Inline 4 Bi-Turbo MHEV
- 
- 147 mph
- 
- 7.6 seconds
- 
- 187 BHP
- 
- 54.3 mpg
- 
- 2 Doors
- 
- 4 Seats
- 
- 385 L
- 
- 1,775 kg
- Front - RWD
Performance
- Top Speed
- 147 mph
- 0-62 mph
- 7.6 seconds
- 0-60 mph
- 7.4 seconds
- Power-to-Weight
- 105 BHP/Tonne
- Combined Power
- 187 BHP
- Combined Torque
- 295 lb·ft
Fuel Economy
- Combined
- 54.3 mpg
- Total Range
- 704 Miles
- CO2 Emissions
- 136 g/Km
Electric Powertrain - Mild Hybrid
- Peak Power
- 11 BHP
- 11 ps
- Peak Output
- 8 kW
- Battery Size
- 0.53 kWh
Diesel Engine - Mild Hybrid
- Displacement
- 2 Litre
- 1,995 cc
- Configuration
- Inline 4
- Aspiration
- Bi-Turbo
- Peak Power
- 187 BHP @ 4,000 RPM
- 190 ps @ 4,000 RPM
- Peak Torque
- 295 lb·ft @ 1,750 RPM
- 400 N·m @ 1,750 RPM
- Valvetrain
- DOHC
- Valves/Cylinder
- 4 (16v Total)
- Fuel Delivery
- Common Rail
- Position
- Front Engine
- Orientation
- Longitudinal
- Fuel
- Diesel
- Fuel Tank Capacity
- 59 Litres
Extra Engine Specs
- Engine Name
- B47D20
- Compression Ratio
- 16.5:1
- Bore x Stroke
- 84 x 90 mm
- Bore-Stroke Ratio
- 0.93:1
- Under-Square
- Specific Output
- 94 BHP/L
- Power/Cylinder
- 47 BHP
- Unitary Capacity
- 499 cc
- BMEP
- 25.2 Bar
- 365.4 PSI
Drivetrain & Chassis
- Driven Wheels
- RWD
- Rear-wheel Drive
- Gearbox (AT)
- 8 Gears
- Tyre Sizes
- 225/50R17 Y
- Front Suspension
- MacPherson Strut
- Rear Suspension
- Multi-Link
- Front Brakes
- Vented Disc
- Rear Brakes
- Vented Disc
Dimensions & Practicality
- Body Style
- Medium Convertible
- Doors
- 2
- Seats
- 4
- Cargo Space
- 385 L
- Turning Circle
- 11.4 m
- Kerb Weight
- 1,775 kg
- Gross Weight
- 2,260 kg
- Maximum Payload
- 485 kg
- Tow Capacity
- 750-1,600 kg
- Length
- 4,768 mm
- Width
- 1,852 mm
- Height
- 1,384 mm
- Wheelbase
- 2,851 mm
- Front Track
- 1,573 mm
- Rear Track
- 1,612 mm
Euro NCAP Results
- Overall Rating
- ★★★★☆
- Adult Occupant
- 87%
- Child Occupant
- 87%
- Pedestrian
- 71%
- Safety Assist
- 64%
UK Vehicle Tax Cost
Registered On / After 01/04/2017
First Year
£560
Standard
£200
+
£440
For Years 2-6 If List Price (inc. options) is over £40k
★★★★★
★★★★★
3
Pros & Cons vs Rivals
Performance
Environment
Practicality
Luggage
City Driving
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