The BMW 3 Series Touring (G21 LCI), specifically the 330d variant introduced with the 2022 facelift, represents BMW’s continued refinement of the compact executive estate car. Production ran from July 2022 to May 2024. This model combines a potent diesel engine with mild hybrid technology and an eight-speed Steptronic automatic transmission, positioning itself as a premium offering within the 3 Series Touring lineup. The G21 LCI builds upon the foundation of the G21 generation, which debuted in 2019, offering updated styling, enhanced technology, and improved efficiency.
Technical Specifications
| Brand | BMW |
| Model | 3 Series |
| Generation | 3 Series Touring (G21 LCI, facelift 2022) |
| Type (Engine) | 330d (286 Hp) Mild Hybrid Steptronic |
| Start of production | July, 2022 |
| End of production | May, 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 5.3-6 l/100 km (44.4 – 39.2 US mpg, 53.3 – 47.1 UK mpg, 18.9 – 16.7 km/l) |
| CO2 emissions (WLTP) | 140-157 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 5.5 sec |
| Acceleration 0 – 62 mph | 5.5 sec |
| Acceleration 0 – 60 mph | 5.2 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6d |
| Weight-to-power ratio | 6.2 kg/Hp, 161.6 Hp/tonne |
| Weight-to-torque ratio | 2.7 kg/Nm, 367.2 Nm/tonne |
| Gross battery capacity | 0.4 kWh |
| Battery voltage | 48 V |
| Battery technology | Lithium-ion (Li-Ion) |
| Battery location | Under the front hood |
| Electric motor power | 11 Hp |
| Electric motor Torque | 25 Nm (18.44 lb.-ft.) |
| Electric motor location | Front, Longitudinal |
| Power | 286 Hp @ 4000 rpm |
| Torque | 650 Nm @ 1500-2500 rpm (479.42 lb.-ft. @ 1500-2500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B57D30B |
| Engine displacement | 2993 cm3 (182.64 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Compression ratio | 16.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Twin-power turbo, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 7 l (7.4 US qt | 6.16 UK qt) |
| Kerb Weight | 1770 kg (3902.18 lbs.) |
| Max. weight | 2345 kg (5169.84 lbs.) |
| Max load | 575 kg (1267.66 lbs.) |
| Trunk (boot) space – minimum | 500 l (17.66 cu. ft.) |
| Trunk (boot) space – maximum | 1510 l (53.33 cu. ft.) |
| Fuel tank capacity | 59 l (15.59 US gal | 12.98 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4713 mm (185.55 in.) |
| Width | 1827 mm (71.93 in.) |
| Width including mirrors | 2068 mm (81.42 in.) |
| Height | 1440 mm (56.69 in.) |
| Wheelbase | 2851 mm (112.24 in.) |
| Front track | 1573 mm (61.93 in.) |
| Rear (Back) track | 1568 mm (61.73 in.) |
| Front overhang | 803 mm (31.61 in.) |
| Rear overhang | 1059 mm (41.69 in.) |
| Ride height (ground clearance) | 141 mm (5.55 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 11.4 m (37.4 ft.) |
| Drivetrain Architecture | Rear wheel drive. MHEV. ICE and electric motor drive rear wheels. |
| Number of gears and type of gearbox | 8 gears, automatic transmission Steptronic |
| Front suspension | Spring Strut, Transverse stabilizer |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| 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 |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
At the heart of the 330d Touring LCI lies the BMW B57D30B, a 3.0-liter inline-six cylinder diesel engine. This engine benefits from a sophisticated common-rail direct injection system and a twin-turbocharger setup, delivering 286 horsepower at 4000 rpm and a substantial 650 Nm (479 lb-ft) of torque between 1500 and 2500 rpm. The inclusion of 48V mild hybrid technology adds a 11 hp electric motor, providing a small boost during acceleration and enabling smoother start-stop operation. The electric motor is longitudinally mounted at the front of the vehicle. The engine’s design emphasizes efficiency and refinement, with features like a two-stage turbocharging system and optimized combustion chamber geometry. The Steptronic eight-speed automatic transmission is specifically tuned to complement the engine’s characteristics, offering smooth and responsive gear changes.
Driving Characteristics
The 330d Touring LCI offers a compelling blend of performance and efficiency. The 0-60 mph sprint takes approximately 5.2 seconds, and the car feels remarkably composed at highway speeds. The automatic transmission provides seamless shifts, and the mild hybrid system contributes to a refined driving experience. Compared to lower-powered 3 Series variants, the 330d delivers significantly more punch, particularly during overtaking maneuvers. While not as overtly sporty as the M340i, the 330d provides ample power for everyday driving and long-distance journeys. The gear ratios are optimized for both fuel economy and responsive acceleration, with a focus on maximizing torque in the mid-range.
Equipment & Trim Levels
The 330d Touring LCI typically came well-equipped as standard. Features included BMW’s Live Cockpit Professional (digital instrument cluster and infotainment system), automatic climate control, leather upholstery, and a comprehensive suite of safety systems. Optional extras included a panoramic sunroof, premium sound system, adaptive suspension, and various driver assistance features like lane keeping assist and adaptive cruise control. Trim levels varied by market, but generally offered increasing levels of luxury and technology. Interior upholstery options ranged from standard cloth to premium leather variants, and dashboard trim could be customized with different wood or aluminum finishes.
Chassis & Braking
The G21 LCI utilizes a sophisticated chassis design featuring a MacPherson strut front suspension and a multi-link rear suspension. The suspension is tuned to provide a balance between comfort and handling. The 330d typically featured larger brakes than lower-powered variants, with ventilated discs at all four corners. ABS, stability control, and traction control were standard features. The car’s weight distribution is optimized for neutral handling, and the steering is precise and responsive. Stabilizer bars are fitted front and rear to minimize body roll during cornering.
Market Reception & Comparison
The 330d Touring LCI was generally well-received by automotive critics, who praised its refined engine, comfortable ride, and spacious interior. It was often positioned as a sweet spot in the 3 Series lineup, offering a compelling combination of performance, efficiency, and practicality. Compared to the 320d, the 330d provided a noticeable performance upgrade, while offering similar fuel economy. Compared to the more powerful M340i, the 330d offered a more balanced driving experience and lower running costs. Fuel economy figures typically ranged from 5.3 to 6 liters per 100 kilometers (44.4 to 39.2 US mpg), making it an attractive option for drivers who prioritize efficiency.
Legacy
The B57 engine family, including the B57D30B found in the 330d Touring LCI, has proven to be remarkably reliable. While diesel engines can be susceptible to issues with the diesel particulate filter (DPF) and emissions control systems, the B57 has generally demonstrated good longevity. On the used car market, the 330d Touring LCI remains a popular choice, offering a premium estate car experience at a competitive price. Its combination of performance, efficiency, and practicality ensures its continued appeal to discerning buyers.
