The BMW 3 Series Coupe (E92 LCI), specifically the 330i variant with the Steptronic automatic transmission, represents a refined iteration of BMW’s iconic sports coupe. Produced from 2010 to 2013, this facelifted version of the E92 generation brought subtle but significant updates to the exterior styling, interior appointments, and powertrain options. The 330i, positioned as a mid-range offering within the E92 lineup, aimed to balance performance with everyday usability, appealing to buyers seeking a sporty yet comfortable grand tourer. It sat above the 328i and below the high-performance 335i and M3 models.
Technical Specifications
| Brand | BMW |
| Model | 3 Series |
| Generation | 3 Series Coupe (E92 LCI, facelift 2010) |
| Type (Engine) | 330i (272 Hp) Steptronic |
| Start of production | 2010 |
| End of production | 2013 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Coupe |
| Seats | 4 |
| Doors | 2 |
| Fuel consumption (economy) – urban | 10.2 l/100 km (23.1 US mpg, 27.7 UK mpg, 9.8 km/l) |
| Fuel consumption (economy) – extra urban | 5.9 l/100 km (39.9 US mpg, 47.9 UK mpg, 16.9 km/l) |
| Fuel consumption (economy) – combined | 7.5 l/100 km (31.4 US mpg, 37.7 UK mpg, 13.3 km/l) |
| CO2 emissions | 175 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 5 |
| Weight-to-power ratio | 5.4 kg/Hp, 183.8 Hp/tonne |
| Weight-to-torque ratio | 4.6 kg/Nm, 216.2 Nm/tonne |
| Power | 272 Hp @ 6700 rpm |
| Power per litre | 90.8 Hp/l |
| Torque | 320 Nm @ 2750-3000 rpm (236.02 lb.-ft. @ 2750-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N53B30A |
| Engine displacement | 2996 cm3 (182.83 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 85 mm (3.35 in.) |
| Piston Stroke | 88 mm (3.46 in.) |
| Compression ratio | 12:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Naturally aspirated engine |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Coolant | 8.5 l (8.98 US qt | 7.48 UK qt) |
| Kerb Weight | 1480 kg (3262.84 lbs.) |
| Max. weight | 1960 kg (4321.06 lbs.) |
| Max load | 480 kg (1058.22 lbs.) |
| Trunk (boot) space – minimum | 440 l (15.54 cu. ft.) |
| Fuel tank capacity | 63 l (16.64 US gal | 13.86 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 | 4612 mm (181.57 in.) |
| Width | 1782 mm (70.16 in.) |
| Width including mirrors | 1961 mm (77.2 in.) |
| Height | 1395 mm (54.92 in.) |
| Wheelbase | 2760 mm (108.66 in.) |
| Front track | 1500 mm (59.06 in.) |
| Rear (Back) track | 1513 mm (59.57 in.) |
| Ride height (ground clearance) | 143 mm (5.63 in.) |
| Drag coefficient (Cd) | 0.27 |
| Minimum turning circle (turning diameter) | 11.0 m (36.09 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 6 gears, automatic 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 | 225/45 R17 91W |
| Wheel rims size | 8J x 17 |
INTRODUCTION
The E92 LCI 330i Steptronic represented a sweet spot in the 3 Series Coupe range. Introduced as part of the Life Cycle Impulse (LCI) facelift in 2010, it brought revised styling cues – including new headlights, taillights, and front/rear bumpers – along with improvements to the interior and engine management systems. The 330i was designed to appeal to drivers who wanted a sporty coupe experience without sacrificing the refinement and comfort expected from a BMW. It utilized the rear-wheel-drive platform of the E92, offering a balanced driving experience and a premium feel.
Powertrain & Engine Architecture
At the heart of the 330i lay the N53B30A 3.0-liter inline-six engine. This naturally aspirated powerplant was a hallmark of BMW engineering, known for its smooth power delivery and responsive character. The N53 featured direct fuel injection, a variable valve timing system (Double-VANOS), and a relatively high 12:1 compression ratio. These technologies contributed to its output of 272 horsepower at 6700 rpm and 320 Nm (236 lb-ft) of torque between 2750 and 3000 rpm. The engine’s longitudinal mounting and rear-wheel-drive configuration were classic BMW hallmarks. Paired with the N53 was the ZF 6HP21Z Steptronic six-speed automatic transmission. This transmission offered smooth shifts and a manual shift mode for more driver involvement. The gear ratios were tuned to provide a balance between acceleration and fuel efficiency.
Driving Characteristics
The 330i Steptronic delivered a refined and engaging driving experience. While not as overtly aggressive as the 335i or M3, it offered ample power for spirited driving. The automatic transmission, while smooth, could feel slightly less responsive than the available six-speed manual. However, the Steptronic’s manual shift mode allowed drivers to take more control when desired. The 6.2-second 0-60 mph acceleration time was respectable for its class. The chassis, with its independent suspension, provided a comfortable ride while maintaining good handling characteristics. The steering was precise and well-weighted, offering good feedback to the driver. Compared to the 328i, the 330i offered a noticeable increase in power and torque, resulting in quicker acceleration and more confident passing maneuvers.
Equipment & Trim Levels
The 330i Steptronic came standard with a generous array of features, including leatherette upholstery, automatic climate control, a BMW Professional radio system, and 17-inch alloy wheels. Optional extras were plentiful, allowing buyers to customize their vehicles to their preferences. Popular options included the Sport Package (which added sport seats, sport suspension, and unique styling cues), the Premium Package (which included features like a sunroof, upgraded audio system, and park distance control), and the Technology Package (which offered features like navigation and BMW Assist. Interior trim options ranged from wood veneers to aluminum accents.
Chassis & Braking
The E92 330i utilized a MacPherson strut front suspension and a multi-link rear suspension, providing a good balance of ride comfort and handling precision. The chassis was relatively lightweight, contributing to the car’s agility. Braking duties were handled by ventilated disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) was standard, along with electronic brake-force distribution (EBD). The standard wheel size was 17 inches, with larger 18- and 19-inch wheels available as options.
Market Reception & Comparison
The E92 LCI 330i was generally well-received by automotive critics. It was praised for its refined engine, comfortable ride, and well-appointed interior. Some critics noted that the automatic transmission could feel slightly less engaging than the manual, but overall, the 330i was considered a strong contender in the luxury sports coupe segment. Compared to the 328i, the 330i offered a significant performance upgrade, while remaining more affordable than the 335i. Fuel economy was reasonable for a performance coupe, averaging around 31.4 US mpg in combined driving.
Legacy
The N53 engine, while generally reliable, is known to be susceptible to certain issues, including carbon buildup on the intake valves and potential fuel injector problems. Regular maintenance, including oil changes and fuel system cleaning, is crucial for long-term reliability. The 6HP21Z automatic transmission is also generally robust, but may require fluid changes at recommended intervals. Today, the E92 330i Steptronic represents a compelling value on the used car market. It offers a blend of performance, luxury, and reliability at a relatively affordable price point. Its timeless styling and engaging driving dynamics continue to appeal to enthusiasts seeking a classic BMW coupe experience.
