BMW 4 Series Convertible (G23) M440i (382 Hp) Mild Hybrid xDrive Steptronic
People\'s Opinion
N/A / 5
BMW 4 Series:
The BMW 4 Series is a range of compact executive cars manufactured by BMW since 2013. The 4 Series was created when BMW spun off the 2-door models of the 3 Series into a separate series. The 4 Series is currently in its second generation.
The original 4 Series concept car was unveiled in January 2013 at the North American International Auto Show in Detroit, Michigan. Both generations have been produced in the coupé, convertible and 5-door liftback body styles. The 4 series body style is very similar to that of the all electric BMW i4....(Read more on Wikipedia)
Convertible (G23) Overview:
BMW 4 Series (Convertible (G23)). With 500 Nm of torque, it offers ample pulling power. It has moderate fuel consumption (~10.7 l/100km). With a weight of 1947 kg, it falls in the mid‑range. All‑wheel drive provides excellent grip, ideal for off‑road use. The top speed reaches 210 km/h. A convertible car with a retractable roof, offering open-air driving experiences. Seating for 4 makes it ideal for daily use.
Performance Verdict
The pinnacle of G23 performance, offering blistering acceleration and superb traction in all conditions thanks to xDrive.
Fuel Economy
Expect higher fuel consumption given its performance focus, but the mild-hybrid system provides some efficiency aid.
Best Use Case:
Performance enthusiasts, all-weather high-speed touring, ultimate G23 M-lite experience.
Pros and Cons:
Pros:
- • Stylish and distinctive design with a premium feel
- • Strong and efficient engine lineup, including potent mild-hybrid options
- • High-quality interior with advanced technology and infotainment
- • Engaging driving dynamics and responsive handling
- • Comfortable for a sports convertible, especially on longer journeys
Cons:
- • Premium pricing places it at the higher end of its segment
- • Rear seats are quite cramped, limiting practicality for adults
- • Ride can be firm on larger wheel options, impacting comfort on rough roads
- • Roof mechanism adds weight and complexity compared to a coupe
- • Some competitors offer a slightly softer, more comfort-focused ride
Specifications:
Specifications are compared to those of the previous generation(Convertible (F33, facelift 2017): 2017 - 2020).
| General: |
| Brand: | BMW |
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| Model: | 4 Series |
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| Generation: | Convertible (G23) |
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| Modification (Engine): | M440i (382 Hp) Mild Hybrid xDrive Steptronic |
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| Start of production: | 2020 |
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| End of production: | January, 2024 |
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| Powertrain Architecture: | MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV) |
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| Body type: | Cabriolet |
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| Seats: | 4 |
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| Doors: | 2 |
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| Engine: |
| Engine systems: | Start & Stop System |
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| Power: | 382 Hp @ 5800-6500 rpm. Same horsepower |
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| Power per litre: | 127.4 Hp/l [135mm more] |
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| Torque: | 500 Nm @ 1800-5000 rpm. |
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| Engine Model/Code: | B58B30O1 More details about the engine B58B30O1 |
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| Engine displacement: | 2998 |
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| Number of cylinders: | 6 |
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| Engine configuration: | Inline |
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| Number of valves per cylinder: | 4 |
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| Fuel injection system: | Direct injection |
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| Engine aspiration: | Twin-power turbo, Intercooler |
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| Valvetrain: | Double-VANOS, VALVETRONIC |
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| Engine oil capacity: | 7.2 l |
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| Engine layout: | Front, Longitudinal |
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| Cylinder Bore: | 82 mm mm |
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| Piston Stroke: | 94.6 mm mm |
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| Compression ratio: | 10.2:1 |
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| Performance: |
| Fuel Type: | Petrol (Gasoline) |
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| Fuel consumption (economy) - urban: | 10.7 l/100 km |
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| Fuel consumption (economy) - extra urban: | 7.8 l/100 km |
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| Fuel consumption (economy) - urban (EPA): | 10.7 l/100 km |
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| Fuel consumption (economy) - extra urban (EPA): | 7.8 l/100 km |
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| Fuel consumption (economy) - combined (EPA): | 9.4 l/100 km |
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| Fuel consumption (economy) - combined: | 9.4 l/100 km |
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| Maximum speed: | 210 km/h, Electronically limited |
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| Weight-to-power ratio: | 5.1 kg/Hp, 196.2 Hp/tonne |
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| Weight-to-torque ratio: | 3.9 kg/Nm, 256.8 Nm/tonne |
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| Acceleration 0 - 60 mph: | 4.7 sec |
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| Space: |
| Kerb Weight: | 1947 |
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| Max. weight: | 2355 |
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| Max load: | 408 |
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| Trunk (boot) space - maximum: | 385 l |
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| Trunk (boot) space - minimum: | 300 l |
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| Fuel tank capacity: | 59 l |
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| Size: |
| Length: | 4775 mm mm [135mm more] |
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| Width: | 1852 mm mm [27mm more] |
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| Height: | 1394 mm mm [10mm more] |
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| Wheelbase: | 2851 mm mm [41mm more] |
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| Width including mirrors: | 2081 mm |
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| Front track: | 1582 mm |
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| Rear (Back) track: | 1593 mm |
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| Front overhang: | 863 mm |
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| Rear overhang: | 1061 mm |
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| Ride height (ground clearance): | 127 mm |
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| Minimum turning circle (turning diameter): | 12 m [above average] |
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| Powertrain: |
| Drivetrain Architecture | The Internal combustion engine (ICE) and the electric motor permanently drive the four wheels of the car with the ability to work only in mixed mode. |
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| Drive wheel | All wheel drive (4x4) |
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| Number of gears | 8 |
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| Transmission type | Automatic |
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| Gearbox type | Steptronic |
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| Front brakes | Ventilated discs [Best for performance and cooling.] |
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| Rear brakes | Ventilated discs [Best for performance and cooling.] |
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| Assisting systems | ABS (Anti-lock braking system) |
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| Steering type | Steering rack and pinion |
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| Power steering | Electric Steering |
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| Tires size | Front wheel tires: 225/45 R18; 225/40 R19 |
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| Wheel rims size | Front wheel rims: 7.5J x 18; 8J x 19 |
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| Front suspension | Spring Strut, Transverse stabilizer |
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| Rear suspension | Independent multi-link spring suspension with stabilizer |
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| Electric: |
| Gross battery capacity: | 0.4 kWh |
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| Battery technology: | Lithium-ion (Li-Ion) |
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| Battery location: | Under the front hood |
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| Electric motor power: | 11 Hp |
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| Electric motor Torque: | 25 Nm |
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| Electric motor location: | Front, Longitudinal |
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| Battery voltage: | 48 V |
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