The BMW 3 Series Gran Turismo (F34) LCI, specifically the 330i xDrive Steptronic model produced from 2016 to 2020, represents a unique offering within the broader 3 Series lineup. Positioned as a more spacious and practical alternative to the standard 3 Series sedan and wagon, the Gran Turismo aimed to blend the driving dynamics expected of a BMW with the increased versatility of a hatchback-like design. The “LCI” designation refers to a Life Cycle Impulse, or facelift, which brought styling updates and technological enhancements to the F34 platform. This 330i variant, equipped with all-wheel drive (xDrive) and an 8-speed automatic transmission (Steptronic), served as a mid-range offering, balancing performance with comfort and practicality.
Technical Specifications
| Brand | BMW |
| Model | 3 Series |
| Generation | 3 Series Gran Turismo (F34 LCI, Facelift 2016) |
| Type (Engine) | 330i (252 Hp) xDrive Steptronic |
| Start of production | 2016 |
| End of production | 2020 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Grand Tourer |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 8.3-7.9 l/100 km (28.3 – 29.8 US mpg) |
| Fuel consumption (extra urban) | 5.7-5.4 l/100 km (41.3 – 43.6 US mpg) |
| Fuel consumption (combined) | 6.7-6.3 l/100 km (35.1 – 37.3 US mpg) |
| CO2 emissions | 152-145 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 6.2 sec |
| Acceleration 0 – 62 mph | 6.2 sec |
| Acceleration 0 – 60 mph | 5.9 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 6.7 kg/Hp, 149.6 Hp/tonne |
| Weight-to-torque ratio | 4.8 kg/Nm, 207.7 Nm/tonne |
| Power | 252 Hp @ 5200 rpm |
| Torque | 350 Nm @ 1450-4800 rpm (258.15 lb.-ft. @ 1450-4800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B48B20B |
| Engine displacement | 1998 cm3 (121.93 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 82 mm (3.23 in.) |
| Piston Stroke | 94.6 mm (3.72 in.) |
| Compression ratio | 10.2:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-power turbo, Intercooler |
| Engine oil capacity | 5.3 l (5.6 US qt | 4.66 UK qt) |
| Coolant | 7.8 l (8.24 US qt | 6.86 UK qt) |
| Kerb Weight | 1685 kg (3714.79 lbs.) |
| Max. weight | 2255 kg (4971.42 lbs.) |
| Max load | 570 kg (1256.63 lbs.) |
| Trunk (boot) space – minimum | 520 l (18.36 cu. ft.) |
| Trunk (boot) space – maximum | 1600 l (56.5 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 | 4824 mm (189.92 in.) |
| Width | 1828 mm (71.97 in.) |
| Height | 1508 mm (59.37 in.) |
| Wheelbase | 2920 mm (114.96 in.) |
| Front track | 1541 mm (60.67 in.) |
| Rear (Back) track | 1586 mm (62.44 in.) |
| Ride height (ground clearance) | 165 mm (6.5 in.) |
| Drag coefficient (Cd) | 0.29 |
| Minimum turning circle (turning diameter) | 12.3 m (40.35 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 8 gears, automatic transmission Steptronic |
| Front suspension | Double wishbone |
| 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 | 225/55 R17 97W |
| Wheel rims size | 8.0J x 17 |
INTRODUCTION
The F34 3 Series Gran Turismo, launched in 2013, aimed to fill a niche between the traditional 3 Series and larger 5 Series. The 2016 LCI (Life Cycle Impulse) brought refreshed styling, including revised headlights and taillights, along with updated interior trim and technology. The 330i xDrive Steptronic variant, powered by the B48 engine, was a key component of the Gran Turismo range. It offered a balance of performance, efficiency, and all-weather capability thanks to BMW’s xDrive all-wheel-drive system. This model targeted buyers seeking a premium, versatile vehicle with a more spacious interior and larger cargo area than the standard 3 Series.
Powertrain & Engine Architecture
At the heart of the 330i xDrive Steptronic lies the B48B20B, a 2.0-liter turbocharged inline-four cylinder engine. This engine is a member of BMW’s modular engine family, known for its efficiency and performance. The B48 utilizes direct fuel injection, delivering fuel directly into the combustion chamber for improved combustion efficiency and reduced emissions. It also features BMW’s TwinPower Turbo technology, employing a twin-scroll turbocharger and variable valve timing (VANOS) and variable valve lift (Valvetronic) systems to optimize power delivery across the rev range. The engine produces 252 horsepower at 5200 rpm and 350 Nm (258 lb-ft) of torque between 1450 and 4800 rpm. The Steptronic 8-speed automatic transmission is a crucial part of the powertrain. This transmission features a torque converter and allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles. The xDrive all-wheel-drive system distributes power between the front and rear axles as needed, enhancing traction and stability, particularly in adverse weather conditions.
Driving Characteristics
The 330i xDrive Steptronic Gran Turismo delivers a comfortable and refined driving experience. While not as overtly sporty as a 3 Series equipped with a manual transmission and a more powerful engine, the 330i provides ample power for everyday driving and highway cruising. The 8-speed automatic transmission shifts smoothly and efficiently, contributing to a relaxed driving experience. The xDrive system provides confident handling in all conditions, minimizing wheelspin and maximizing grip. Compared to the 320i Gran Turismo, the 330i offers a noticeable increase in performance, with quicker acceleration and more responsive throttle response. However, it doesn’t match the outright performance of the 340i Gran Turismo, which boasts a larger six-cylinder engine. The gear ratios are tuned for a balance of acceleration and fuel economy, with taller gears for efficient cruising and shorter gears for quicker response when needed.
Equipment & Trim Levels
The 330i xDrive Steptronic Gran Turismo typically came well-equipped as standard. Features included leather upholstery, power-adjustable front seats with memory function, a premium sound system, automatic climate control, and BMW’s iDrive infotainment system with a central display screen. Optional extras included features like a head-up display, navigation system, adaptive cruise control, a panoramic sunroof, and upgraded interior trim options. The Gran Turismo’s interior prioritized space and comfort, with a spacious rear seat and a large cargo area accessible via a power-operated tailgate. Trim levels varied slightly depending on the market, but generally offered packages that bundled popular options together.
Chassis & Braking
The F34 Gran Turismo utilizes a sophisticated chassis design. The front suspension features a double wishbone setup, while the rear employs an independent multi-link suspension. This configuration provides a good balance of ride comfort and handling precision. The xDrive models typically featured slightly stiffer suspension components compared to rear-wheel-drive variants to accommodate the added weight and complexity of the all-wheel-drive system. Braking duties are handled by ventilated disc brakes on all four wheels, providing ample stopping power. The Gran Turismo also incorporates BMW’s ABS (Anti-lock Braking System), Dynamic Stability Control (DSC), and other electronic safety systems to enhance stability and control.
Market Reception & Comparison
The 3 Series Gran Turismo, and specifically the 330i xDrive Steptronic, received mixed reviews from automotive critics. While praised for its spacious interior, comfortable ride, and practical hatchback design, some critics found it lacked the sporty character of the standard 3 Series. Compared to the 320i Gran Turismo, the 330i offered a significant performance upgrade, making it a more appealing option for drivers who prioritized power and responsiveness. However, the 340i Gran Turismo, with its six-cylinder engine, remained the choice for those seeking the ultimate in performance. Fuel economy was generally considered good for a vehicle of its size and class, and reliability proved to be generally solid, although some owners reported minor issues with the infotainment system.
Legacy
The BMW 3 Series Gran Turismo (F34) was discontinued in 2020, replaced by the 2 Series Gran Coupe. The B48 engine, however, continues to be used in a wide range of BMW models, and has proven to be a reliable and efficient powerplant. On the used car market, the 330i xDrive Steptronic Gran Turismo represents a compelling value proposition for buyers seeking a spacious, comfortable, and well-equipped premium vehicle. Its combination of performance, practicality, and all-weather capability makes it a versatile choice for a variety of driving needs. Regular maintenance, including oil changes and adherence to BMW’s recommended service intervals, is crucial for ensuring the long-term reliability of this powertrain.
