The Alpina B3 (F30) 3.0 Biturbo, produced between 2013 and 2015, represents a high-performance variant of the BMW 3 Series (F30) chassis. Alpina, a renowned German automotive engineering company, independently refined the 3 Series, creating a vehicle that bridges the gap between a standard BMW and the full-fledged M3. This particular iteration, equipped with the 3.0-liter biturbo inline-six engine and an eight-speed automatic transmission, occupied the top performance tier of the B3 lineup during its production run, offering a compelling blend of luxury, performance, and exclusivity. It was primarily marketed in Europe and select international markets, with limited official presence in the United States.
Technical Specifications
| Brand | Alpina |
| Model | B3 |
| Generation | B3 (F30) |
| Type (Engine) | 3.0 (410 Hp) BITURBO |
| Start of production | 2013 |
| End of production | 2015 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (economy) – urban | 10.2 l/100 km (23.1 US mpg) |
| Fuel consumption (economy) – extra urban | 6.1 l/100 km (38.6 US mpg) |
| Fuel consumption (economy) – combined | 7.6 l/100 km (30.9 US mpg) |
| CO2 emissions | 177 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 4.2 sec |
| Acceleration 0 – 62 mph | 4.2 sec |
| Acceleration 0 – 60 mph | 4.0 sec |
| Maximum speed | 305 km/h (189.52 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 3.9 kg/Hp |
| Weight-to-torque ratio | 2.7 kg/Nm |
| Power | 410 Hp @ 5500-6250 rpm |
| Power per litre | 137.6 Hp/l |
| Torque | 600 Nm @ 3000-4000 rpm (442.54 lb.-ft.) |
| Engine layout | Front, Longitudinal |
| Engine displacement | 2979 cm3 (181.79 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 89.6 mm (3.53 in.) |
| Compression ratio | 10.2:1 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-Turbo, Intercooler |
| Kerb Weight | 1610 kg (3549.44 lbs.) |
| Max. weight | 2160 kg (4761.98 lbs.) |
| Max load | 550 kg (1212.54 lbs.) |
| Trunk (boot) space – minimum | 480 l (16.95 cu. ft.) |
| Fuel tank capacity | 60 l (15.85 US gal | 13.2 UK gal) |
| Length | 4628 mm (182.2 in.) |
| Width | 1811 mm (71.3 in.) |
| Height | 1409 mm (55.47 in.) |
| Wheelbase | 2810 mm (110.63 in.) |
| Front track | 1539 mm (60.59 in.) |
| Rear (Back) track | 1556 mm (61.26 in.) |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 8 gears, automatic transmission |
| Tires size | 245/30 ZR20; 265/30 ZR20 |
| Wheel rims size | 8J x 20; 9J x 20 |
Powertrain & Engine Architecture
At the heart of the B3 (F30) 3.0 Biturbo lies Alpina’s meticulously engineered version of the BMW N55 inline-six engine. While based on the N55, Alpina significantly upgraded the engine with two specially designed turbochargers, a larger intercooler, and a revised engine management system. This resulted in an output of 410 horsepower and 600 Nm (442 lb-ft) of torque. The engine utilizes direct fuel injection and double-VANOS variable valve timing, contributing to both performance and efficiency. The eight-speed automatic transmission, sourced from ZF, was specifically calibrated by Alpina for quicker shifts and optimized gear ratios to complement the engine’s power delivery. This transmission featured Alpina’s “Switch-Tronic” system, allowing for manual gear selection via steering wheel-mounted paddles.
Driving Characteristics
The B3 3.0 Biturbo delivers a distinctly different driving experience compared to the standard BMW 3 Series or even the higher-output 335i. The twin-turbocharged engine provides a broad and potent torque curve, offering strong acceleration in any gear. The eight-speed automatic transmission shifts smoothly and responsively, contributing to a refined yet engaging driving experience. While not as overtly aggressive as the M3, the B3 offers ample power for spirited driving and comfortable high-speed cruising. The suspension, tuned by Alpina, strikes a balance between sportiness and comfort, providing a more compliant ride than the M3 while still offering excellent body control. The rear-wheel-drive configuration ensures a traditional sports sedan feel.
Equipment & Trim Levels
The B3 (F30) was typically well-equipped, reflecting its positioning as a premium performance vehicle. Standard features included leather upholstery, heated front seats, a premium sound system, and Alpina-specific interior trim elements, such as unique badging, a bespoke steering wheel, and Alpina-branded gauges. Optional extras included a panoramic sunroof, adaptive cruise control, a head-up display, and various customization options for interior materials and colors. Alpina offered a high degree of personalization, allowing customers to tailor the vehicle to their specific preferences.
Chassis & Braking
The B3 (F30) utilized the standard BMW 3 Series chassis, but with several Alpina-specific modifications. These included stiffer springs and dampers, revised stabilizer bars, and a recalibrated electronic power steering system. The braking system featured larger front rotors and multi-piston calipers for improved stopping power. While some models retained rear drum brakes, higher-specification versions were equipped with rear disc brakes. The suspension setup was designed to provide a balance between sporty handling and comfortable ride quality.
Market Reception & Comparison
The Alpina B3 (F30) was generally well-received by automotive critics, who praised its blend of performance, luxury, and exclusivity. It was often positioned as a compelling alternative to the BMW M3, offering a more refined and comfortable driving experience without sacrificing significant performance. Compared to the 335i, the B3 offered a substantial power increase and more aggressive styling. Fuel economy was respectable for a high-performance vehicle, with combined figures around 30.9 US mpg. Reliability was generally good, benefiting from Alpina’s meticulous engineering and quality control. However, maintenance costs were higher than those of a standard 3 Series due to the specialized components and Alpina-specific servicing requirements.
Legacy
The Alpina B3 (F30) 3.0 Biturbo has established itself as a desirable and collectible vehicle in the used car market. Its combination of performance, luxury, and exclusivity has made it a favorite among enthusiasts. The N55 engine, while known for some potential oil consumption issues, is generally considered reliable when properly maintained. The eight-speed automatic transmission has also proven to be durable. As a limited-production model, the B3 (F30) is likely to appreciate in value over time, particularly well-maintained examples with low mileage and a comprehensive service history. It represents a unique and compelling chapter in the Alpina story, showcasing the company’s ability to elevate the BMW driving experience to new heights.
