The BMW X1 (E84) 28i xDrive, produced between 2009 and 2011, represented the top-of-the-line engine offering for the first generation of BMW’s compact SUV. Positioned as the premium trim level, it aimed to deliver a more engaging driving experience than the base 20i models while offering a more accessible price point than larger BMW SUVs. The E84 X1 was BMW’s first foray into the subcompact luxury crossover segment, designed to appeal to buyers seeking a practical yet sporty vehicle. It utilized the BMW UKL platform, shared with the first-generation MINI Countryman, but with a distinctly BMW character in terms of handling and interior refinement.
Technical Specifications
| Brand | BMW |
| Model | X1 |
| Generation | X1 (E84) |
| Type (Engine) | 28i (258 Hp) xDrive |
| Start of production | 2009 |
| End of production | 2011 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (combined) | 9.4 l/100 km (25 US mpg, 30.1 UK mpg, 10.6 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Maximum speed | 230 km/h (142.92 mph) |
| Emission standard | Euro 5 |
| Power | 258 Hp @ 6600 rpm |
| Power per litre | 86.1 Hp/l |
| Torque | 300 Nm @ 2500 rpm (221.27 lb.-ft. @ 2500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N52B30A |
| 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 | 10.7:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold 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) |
| Trunk (boot) space – minimum | 420 l (14.83 cu. ft.) |
| Trunk (boot) space – maximum | 1350 l (47.67 cu. ft.) |
| Length | 4457 mm (175.47 in.) |
| Width | 1789 mm (70.43 in.) |
| Height | 1535 mm (60.43 in.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, automatic transmission |
| Front brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
Powertrain & Engine Architecture
The heart of the X1 28i xDrive is the N52B30A, a 3.0-liter inline-six cylinder naturally aspirated engine. This engine, a hallmark of BMW’s engineering prowess during the period, is renowned for its smooth power delivery and responsive character. The N52 featured Double-VANOS (variable valve timing on both intake and exhaust camshafts) and a magnesium alloy engine block to reduce weight. Fuel is delivered via multi-port fuel injection, and the engine benefits from a relatively high 10.7:1 compression ratio. The engine produces 258 horsepower at 6600 rpm and 300 Nm (221 lb-ft) of torque at 2500 rpm. This power is channeled through a six-speed automatic transmission, which was specifically tuned for the X1’s all-wheel-drive system. The transmission offers both manual shift modes and a fully automatic mode, prioritizing comfort and efficiency.
Driving Characteristics
The X1 28i xDrive offered a noticeably more spirited driving experience compared to the base 20i models. The inline-six engine provided ample power for everyday driving and confident overtaking maneuvers. While not a sports car, the X1 28i xDrive felt agile and well-balanced, thanks to its longitudinally-mounted engine and BMW’s renowned chassis tuning. The six-speed automatic transmission, while smooth, wasn’t the quickest shifting unit available at the time, but it was well-matched to the engine’s torque curve. The xDrive all-wheel-drive system provided excellent traction in various weather conditions, enhancing stability and confidence. Compared to the manual transmission options available on other X1 models, the automatic prioritized ease of use and comfort over outright performance.
Equipment & Trim Levels
The 28i xDrive trim came standard with a generous array of features. Interior appointments included premium cloth upholstery, though leather was available as an option. Standard equipment included automatic climate control, a multi-function steering wheel, a BMW Professional radio system, and power windows and locks. Optional extras included a panoramic sunroof, navigation system, upgraded audio system, sport seats, and various cosmetic enhancements. The X1 28i xDrive was positioned as a well-equipped vehicle, offering a comfortable and refined interior experience.
Chassis & Braking
The E84 X1 utilized a MacPherson strut front suspension and a multi-link rear suspension. The suspension was tuned to provide a balance between comfort and handling, offering a relatively compliant ride without sacrificing agility. The 28i xDrive models typically featured slightly stiffer springs and dampers compared to the base models to better manage the increased power. Braking duties were handled by ventilated disc brakes at the front and solid discs at the rear. Anti-lock braking system (ABS) was standard, along with electronic brake-force distribution (EBD). The X1’s braking performance was adequate for its weight and power, providing confident stopping power in most situations.
Market Reception & Comparison
The BMW X1 28i xDrive was generally well-received by automotive critics. Reviewers praised its powerful engine, comfortable ride, and refined interior. However, some criticized its relatively small interior space compared to competitors and its somewhat conservative styling. Compared to the X1 20i, the 28i offered a significant performance upgrade, justifying the higher price tag for buyers prioritizing driving enjoyment. Fuel economy, while respectable, was lower than the 20i models due to the larger engine. Reliability was generally good, although some owners reported minor issues with the electronic systems.
Legacy
The BMW X1 (E84) 28i xDrive remains a desirable used car option for buyers seeking a compact luxury SUV with a potent engine and engaging driving dynamics. The N52 inline-six engine is known for its durability and relatively straightforward maintenance. While not immune to age-related issues, the N52 is generally considered a reliable powerplant when properly maintained. The six-speed automatic transmission is also relatively robust. Today, the E84 X1 28i xDrive represents a unique offering in the used car market, combining BMW’s signature driving experience with the practicality of a compact SUV. Its blend of performance, comfort, and refinement continues to appeal to enthusiasts and everyday drivers alike.
