The BMW X3 (G01 LCI), specifically the 30i sDrive Steptronic variant, represents a mid-cycle refresh of the third-generation X3, produced from August 2021 through 2024. This model aimed to blend performance and efficiency within the compact luxury SUV segment. Positioned as a mainstream offering within the X3 lineup, the 30i served as a more accessible entry point compared to the higher-performance M40i and plug-in hybrid variants. The “LCI” designation (Life Cycle Impulse) denotes BMW’s facelift, bringing updated styling, technology, and refinements to the existing G01 platform.
Technical Specifications
| Brand | BMW |
| Model | X3 |
| Generation | X3 (G01 LCI, facelift 2021) |
| Type (Engine) | 30i (248 Hp) sDrive Steptronic |
| Start of production | August, 2021 |
| End of production | 2024 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SAV (Sports Activity Vehicle) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (economy) – urban (EPA) | 10.2 l/100 km (23.1 US mpg, 27.7 UK mpg, 9.8 km/l) |
| Fuel consumption (economy) – extra urban (EPA) | 8.1 l/100 km (29 US mpg, 34.9 UK mpg, 12.3 km/l) |
| Fuel consumption (economy) – combined (EPA) | 9.4 l/100 km (25 US mpg, 30.1 UK mpg, 10.6 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 60 mph | 6 sec |
| Maximum speed | 210 km/h (130.49 mph), Electronically limited |
| Weight-to-power ratio | 7.5 kg/Hp, 134.1 Hp/tonne |
| Weight-to-torque ratio | 5.3 kg/Nm, 189.2 Nm/tonne |
| Power | 248 Hp @ 5200-6500 rpm |
| Power per litre | 124.1 Hp/l |
| Torque | 350 Nm @ 1450-4800 rpm (258.15 lb.-ft. @ 1450-4800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B46B20O1 |
| 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 |
| Valvetrain | VALVETRONIC, Double VANOS |
| Engine oil capacity | 5.25 l (5.55 US qt | 4.62 UK qt) |
| Kerb Weight | 1850 kg (4078.55 lbs.) |
| Max. weight | 2360 kg (5202.91 lbs.) |
| Max load | 510 kg (1124.36 lbs.) |
| Trunk (boot) space – minimum | 550 l (19.42 cu. ft.) |
| Trunk (boot) space – maximum | 1600 l (56.5 cu. ft.) |
| Fuel tank capacity | 65 l (17.17 US gal | 14.3 UK gal) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4721 mm (185.87 in.) |
| Width | 1891 mm (74.45 in.) |
| Width including mirrors | 2138 mm (84.17 in.) |
| Height | 1676 mm (65.98 in.) |
| Wheelbase | 2864 mm (112.76 in.) |
| Front track | 1621 mm (63.82 in.) |
| Rear (Back) track | 1636 mm (64.41 in.) |
| Front overhang | 870 mm (34.25 in.) |
| Rear overhang | 987 mm (38.86 in.) |
| Ride height (ground clearance) | 204 mm (8.03 in.) |
| Drag coefficient (Cd) | 0.32 |
| Minimum turning circle (turning diameter) | 12 m (39.37 ft.) |
| Approach angle | 22.7° |
| Departure angle | 21.2° |
| Ramp-over (brakeover) angle | 17.4° |
| 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 | 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 | Front wheel tires: 225/60 R18; 245/50 R19; 245/45 R20; 245/40 R21Rear wheel tires: 225/60 R18; 245/50 R19; 275/40 R20; 275/35 R21 |
| Wheel rims size | Front wheel rims: 7J x 18; 7.5J x 19; 8J x 20; 8.5J x 21Rear wheel rims: 7J x 18; 7.5J x 19; 9.5J x 20; 9.5J x 21 |
Powertrain & Engine Architecture
The heart of the X3 30i is the BMW B46B20O1 2.0-liter inline-four cylinder engine. This engine is a member of BMW’s modular engine family, known for its efficient design and advanced technologies. It utilizes direct fuel injection, delivering fuel directly into the combustion chamber for improved combustion efficiency and reduced emissions. The engine also features BMW’s VALVETRONIC variable valve timing and Double VANOS variable valve lift systems, optimizing valve timing and lift for enhanced performance and fuel economy across a wide range of engine speeds. The B46 engine is turbocharged, employing a twin-scroll turbocharger with an intercooler to minimize turbo lag and maximize boost pressure. This engine is paired exclusively with an 8-speed Steptronic automatic transmission. This transmission is known for its smooth shifts and quick response times, contributing to a refined driving experience. The transmission features a torque converter and allows for manual gear selection via steering wheel-mounted paddles.
Driving Characteristics
The X3 30i sDrive, with its 248 horsepower and 350 Nm (258 lb-ft) of torque, delivers respectable performance. Acceleration from 0 to 60 mph takes approximately 6 seconds. While not as exhilarating as the M40i, the 30i provides ample power for everyday driving and highway merging. The 8-speed automatic transmission is well-tuned, offering smooth and timely gear changes. The gear ratios are optimized for both fuel efficiency and responsiveness. Compared to manual transmission versions (not offered in the US market for this configuration), the automatic prioritizes convenience and ease of use. The rear-wheel drive configuration contributes to a balanced feel, although it may not offer the same level of all-weather capability as the xDrive all-wheel drive models.
Equipment & Trim Levels
The X3 30i typically came standard with features such as BMW’s iDrive infotainment system with a 10.25-inch touchscreen display, Apple CarPlay and Android Auto compatibility, a power liftgate, and a suite of advanced driver-assistance systems including lane departure warning and forward collision warning. Interior upholstery was typically Sensatec leatherette, with optional upgrades to genuine leather available. Common optional extras included a panoramic sunroof, premium audio system, heated seats, and a head-up display. Trim levels often included base, Premium, and Executive packages, each adding progressively more features and luxury appointments.
Chassis & Braking
The X3 30i utilizes a MacPherson strut front suspension and a multi-link rear suspension, providing a comfortable ride and responsive handling. A transverse stabilizer bar is fitted at both the front and rear to reduce body roll during cornering. The braking system consists of ventilated discs at all four corners, providing ample stopping power. Anti-lock braking system (ABS) is standard, along with electronic stability control and traction control systems. The suspension tuning is geared towards comfort, but still offers a reasonably engaging driving experience.
Market Reception & Comparison
The X3 30i was generally well-received by automotive critics. It was praised for its comfortable ride, refined interior, and user-friendly technology. Fuel economy was considered competitive for its class, averaging around 25 mpg combined. Compared to the X3 M40i, the 30i offered a more affordable entry point, but with a noticeable reduction in performance. Compared to the X3 30e plug-in hybrid, the 30i lacked the electric driving range but offered a simpler ownership experience. Reliability reports have been generally positive, with the B46 engine proving to be a robust and dependable unit.
Legacy
The BMW X3 30i (G01 LCI) represents a solid offering in the compact luxury SUV segment. The B46 engine and 8-speed Steptronic transmission have proven to be reliable and efficient. On the used car market, these models hold their value reasonably well, particularly those with lower mileage and a well-maintained service history. The X3 30i continues to be a popular choice for buyers seeking a blend of luxury, performance, and practicality in a compact SUV package.
