The BMW 3 Series Gran Turismo (F34) LCI, specifically the 330i 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 (Life Cycle Impulse) facelift introduced in 2016 brought styling updates, revised engine options, and enhanced technology to the F34 platform, which was based on the BMW Group’s flexible architecture also underpinning models like the F30 3 Series and F32 4 Series. The 330i Steptronic, with its 252 horsepower engine and eight-speed automatic transmission, served as a mid-range offering, balancing performance with comfort and convenience.
Technical Specifications
| Brand | BMW |
| Model | 3 Series |
| Generation | 3 Series Gran Turismo (F34 LCI, Facelift 2016) |
| Type (Engine) | 330i (252 Hp) 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) | 7.7-7.3 l/100 km (30.5 – 32.2 US mpg) |
| Fuel consumption (extra urban) | 5.3-5.0 l/100 km (44.4 – 47 US mpg) |
| Fuel consumption (combined) | 6.2-5.9 l/100 km (37.9 – 39.9 US mpg) |
| CO2 emissions | 141-134 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 6.1 sec |
| Acceleration 0 – 62 mph | 6.1 sec |
| Acceleration 0 – 60 mph | 5.8 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 6.4 kg/Hp |
| Weight-to-torque ratio | 4.6 kg/Nm |
| 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 | 1620 kg (3571.49 lbs.) |
| Max. weight | 2190 kg (4828.12 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%) | 1600 kg (3527.4 lbs.) |
| Permitted trailer load without brakes | 745 kg (1642.44 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) | 11.8 m (38.71 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| 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 97V |
| Wheel rims size | 8.0J x 17 |
Powertrain & Engine Architecture
The heart of the 330i Gran Turismo is BMW’s B48B20B 2.0-liter turbocharged inline-four engine. This engine is a member of BMW’s modular engine family, known for its efficiency and performance. The B48 utilizes a single, twin-scroll turbocharger, direct fuel injection, and variable valve timing (Valvetronic) and variable camshaft timing (Double VANOS) to optimize power delivery and fuel economy. The engine produces 252 horsepower at 5200 rpm and 350 Nm (258 lb-ft) of torque between 1450 and 4800 rpm. This broad torque curve contributes to strong acceleration in everyday driving situations. The engine is longitudinally mounted, driving the rear wheels. The “Steptronic” transmission refers to BMW’s eight-speed automatic gearbox, known for its smooth shifts and responsiveness. This transmission features a torque converter and allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles or the gear selector.
Driving Characteristics
The 330i Steptronic Gran Turismo offers a comfortable and refined driving experience. While not as overtly sporty as some of its 3 Series siblings, the 252 hp engine provides ample power for confident overtaking and highway cruising. The eight-speed automatic transmission is well-tuned, providing smooth and quick gear changes. Compared to the six-speed manual transmission available on some 3 Series models, the Steptronic offers greater convenience, particularly in urban traffic. However, some driving enthusiasts might find the manual transmission more engaging. Compared to the 320i, the 330i offers a noticeable performance upgrade, with quicker acceleration and a more relaxed feel at higher speeds. The Gran Turismo’s longer wheelbase and increased weight compared to the standard 3 Series sedan result in a slightly less agile feel, but the well-tuned suspension minimizes body roll and provides a comfortable ride.
Equipment & Trim Levels
The 330i Gran Turismo LCI typically came well-equipped as standard. Common features included leather upholstery, power-adjustable front seats with memory function, a BMW iDrive infotainment system with a central display screen, automatic climate control, and a suite of safety features such as ABS, stability control, and multiple airbags. Optional extras included a premium sound system, navigation system, head-up display, adaptive cruise control, and various interior trim options. The Gran Turismo’s spacious interior and large trunk (520-1600 liters) were key selling points, offering significantly more cargo capacity than the standard 3 Series sedan.
Chassis & Braking
The F34 Gran Turismo utilizes a double wishbone front suspension and an independent multi-link rear suspension, providing a good balance of ride comfort and handling. The suspension is tuned to prioritize comfort, but still offers a reasonably controlled driving experience. Braking duties are handled by ventilated disc brakes on all four wheels. The braking system is responsive and provides ample stopping power. The Gran Turismo’s weight is higher than the standard 3 Series sedan, which necessitates a slightly more robust braking system. The standard steering system is an electric power steering system, offering precise and responsive steering feel.
Market Reception & Comparison
The 3 Series Gran Turismo, and specifically the 330i Steptronic variant, received mixed reviews from automotive critics. While praised for its spaciousness, practicality, and comfortable ride, some critics found the Gran Turismo’s styling less appealing than the standard 3 Series. The 330i offered a good balance of performance and fuel economy, but some reviewers felt that the engine lacked the character of BMW’s larger six-cylinder engines. Compared to the 320i, the 330i offered a significant performance upgrade, while the 340i provided even more power and a sportier driving experience. Fuel economy figures for the 330i Steptronic typically ranged from 37.9 to 39.9 US mpg combined, making it a relatively efficient option for a vehicle of its size and performance.
Legacy
The BMW 3 Series Gran Turismo (F34) was discontinued in 2020, replaced by the more conventional 3 Series Touring (wagon) in many markets. The B48 engine has proven to be a reliable and durable powerplant, with relatively few widespread issues reported. On the used car market, the 330i Gran Turismo offers a compelling combination of space, comfort, and performance at a reasonable price. However, potential buyers should be aware of the higher maintenance costs associated with a luxury vehicle like a BMW, and it’s advisable to obtain a pre-purchase inspection from a qualified mechanic.
