The BMW 4 Series Coupe (F32), particularly the 440i variant produced from 2017 to 2020 following the facelift, represents a significant evolution in BMW’s tradition of sporty grand tourers. Positioned as a premium offering within the 4 Series lineup, the 440i aimed to deliver a compelling blend of performance, luxury, and technology. It built upon the foundation of the F32 platform – shared with the 3 Series (F30) – but distinguished itself with a more aggressively styled coupe body and a focus on driver engagement. This generation saw a refinement of the 4 Series’ design language and a move towards more efficient and powerful engine options, solidifying its place as a competitor to vehicles like the Audi S5 Coupe and Mercedes-Benz C-Class Coupe.
Technical Specifications
| Brand | BMW |
| Model | 4 Series |
| Generation | 4 Series Coupe (F32, facelift 2017) |
| Type (Engine) | 440i (326 Hp) |
| Start of production | 2017 |
| End of production | 2020 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Coupe |
| Seats | 4 |
| Doors | 2 |
| Fuel consumption (urban) | 10.0-10.4 l/100 km (23.5 – 22.6 US mpg) |
| Fuel consumption (extra urban) | 5.9-6.1 l/100 km (39.9 – 38.6 US mpg) |
| Fuel consumption (combined) | 7.4-7.7 l/100 km (31.8 – 30.5 US mpg) |
| CO2 emissions | 172-179 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 5.2 sec |
| Acceleration 0 – 62 mph | 5.2 sec |
| Acceleration 0 – 60 mph | 4.9 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 4.7 kg/Hp |
| Weight-to-torque ratio | 3.4 kg/Nm |
| Power | 326 Hp @ 5500 rpm |
| Torque | 450 Nm @ 1380-5000 rpm (331.9 lb.-ft. @ 1380-5000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B58B30A |
| Engine displacement | 2998 cm3 (182.95 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 82 mm (3.23 in.) |
| Piston Stroke | 94.6 mm (3.72 in.) |
| Compression ratio | 11:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-power turbo, Intercooler |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Coolant | 9.3 l (9.83 US qt | 8.18 UK qt) |
| Kerb Weight | 1540 kg (3395.12 lbs.) |
| Max. weight | 2060 kg (4541.52 lbs.) |
| Max load | 520 kg (1146.4 lbs.) |
| Trunk (boot) space – minimum | 445 l (15.72 cu. ft.) |
| Fuel tank capacity | 60 l (15.85 US gal | 13.2 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 1700 kg (3747.86 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4640 mm (182.68 in.) |
| Width | 1825 mm (71.85 in.) |
| Height | 1377 mm (54.21 in.) |
| Wheelbase | 2810 mm (110.63 in.) |
| Front track | 1547 mm (60.91 in.) |
| Rear (Back) track | 1593 mm (62.72 in.) |
| Ride height (ground clearance) | 130 mm (5.12 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 11.3 m (37.07 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Independent coil spring |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/50 R17; 225/45 R18; 255/40 R18; 225/40 R19; 255/35 R19 |
| Wheel rims size | 7.5J x 17; 8J x 18; 8.5J x 18; 8J x 19; 8.5J x 19 |
Powertrain & Engine Architecture
The heart of the 440i is the B58B30A 3.0-liter inline-six engine. This engine is a member of BMW’s modular engine family, known for its smooth power delivery and efficiency. The B58 utilizes direct fuel injection, a single twin-scroll turbocharger, and Double-VANOS variable valve timing for both intake and exhaust. This combination results in a broad torque curve peaking at 450 Nm (331.9 lb-ft) available from 1380 to 5000 rpm, and a maximum power output of 326 hp at 5500 rpm. The engine’s layout is longitudinal, meaning it’s mounted along the length of the car, contributing to a balanced weight distribution. The 440i was typically equipped with an 8-speed automatic transmission (ZF 8HP), known for its quick and smooth shifts. While a 6-speed manual transmission was available, the automatic was the more common choice, particularly in the US market.
Driving Characteristics
The 440i with the 8-speed automatic delivers a refined and engaging driving experience. The engine’s strong low-end torque makes it responsive in everyday driving situations, while the turbocharger provides ample power for overtaking and spirited driving. The automatic transmission is well-tuned, offering both seamless shifts in comfort mode and more aggressive shifts in sport mode. Compared to the 420i or 430i models, the 440i offers a noticeable performance advantage, with quicker acceleration and a more confident feel at higher speeds. While not as raw or focused as the M4, the 440i strikes a good balance between performance and comfort, making it a suitable grand tourer. The rear-wheel-drive configuration contributes to a balanced chassis and predictable handling.
Equipment & Trim Levels
The 440i typically came well-equipped as standard. Interior features included leather upholstery, power-adjustable front seats with memory function, a premium sound system, and BMW’s iDrive infotainment system with a central display screen. Standard safety features included automatic emergency braking, lane departure warning, and parking sensors. Optional extras included a head-up display, adaptive cruise control, a sunroof, and upgraded interior trim options. The “Luxury Line” and “Sport Line” packages offered different aesthetic enhancements, such as unique exterior trim and interior upholstery choices. The “M Sport” package added more aggressive styling cues, including a sport suspension and aerodynamic enhancements.
Chassis & Braking
The 440i utilizes a sophisticated chassis design. The front suspension features independent coil springs and struts, while the rear suspension employs an independent multi-link setup. This configuration provides a comfortable ride while maintaining good handling characteristics. Brakes are ventilated discs all around, providing ample stopping power. The standard braking system is augmented by ABS (Anti-lock Braking System) and electronic stability control. The 440i’s weight distribution is close to 50/50, contributing to its balanced handling. The steering is electric power-assisted, offering precise and responsive control.
Market Reception & Comparison
The 440i was generally well-received by automotive critics. It was praised for its powerful engine, refined handling, and luxurious interior. Compared to the 420i and 430i models, the 440i offered a significant performance upgrade, justifying its higher price tag. Fuel economy was considered reasonable for a performance coupe, with combined figures around 7.4-7.7 l/100 km (31.8 – 30.5 US mpg). Reliability has been generally good, although some owners have reported minor issues with the cooling system and electronic components. The 440i’s main competitors, the Audi S5 Coupe and Mercedes-Benz C-Class Coupe, offered similar levels of performance and luxury, but the BMW was often favored for its more engaging driving dynamics.
Legacy
The F32 440i has established itself as a desirable used car. The B58 engine is considered one of BMW’s most reliable and tunable powerplants, making the 440i a popular choice for enthusiasts. Well-maintained examples continue to command relatively high prices in the used car market. The combination of performance, luxury, and technology makes the 440i a compelling option for those seeking a sporty and refined coupe. Its enduring appeal is a testament to BMW’s engineering prowess and the F32 platform’s overall quality.
