The BMW X4 (F26) 20d xDrive, produced from 2014 to 2018, represents BMW’s entry into the burgeoning Sports Activity Coupe (SAC) segment. This variant, powered by a 2.0-liter turbocharged diesel engine producing 190 horsepower, occupied a key position in the X4 lineup, offering a balance between fuel efficiency, performance, and all-weather capability. It was designed to appeal to buyers seeking a more dynamic and stylish alternative to traditional SUVs, while still retaining the practicality expected of a BMW. The F26 generation X4 was built on the BMW’s then-current modular platform, sharing underpinnings with the F25 X3, but distinguished by its sloping roofline and sportier aesthetic.
Technical Specifications
| Brand | BMW |
| Model | X4 |
| Generation | X4 (F26) |
| Type (Engine) | 20d (190 Hp) xDrive |
| Start of production | 2014 |
| End of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SAC |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 5.9-6.2 l/100 km (39.9 – 37.9 US mpg, 47.9 – 45.6 UK mpg, 16.9 – 16.1 km/l) |
| Fuel consumption (extra urban) | 4.7-5 l/100 km (50 – 47 US mpg, 60.1 – 56.5 UK mpg, 21.3 – 20 km/l) |
| Fuel consumption (combined) | 5.2-5.4 l/100 km (45.2 – 43.6 US mpg, 54.3 – 52.3 UK mpg, 19.2 – 18.5 km/l) |
| CO2 emissions | 136-143 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 8 sec |
| Acceleration 0 – 62 mph | 8 sec |
| Acceleration 0 – 60 mph | 7.6 sec |
| Maximum speed | 212 km/h (131.73 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 9.1 kg/Hp, 109.8 Hp/tonne |
| Weight-to-torque ratio | 4.3 kg/Nm, 231.2 Nm/tonne |
| Power | 190 Hp @ 4000 rpm |
| Power per litre | 95.2 Hp/l |
| Torque | 400 Nm @ 1750-2500 rpm (295.02 lb.-ft. @ 1750-2500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B47D20A |
| Engine displacement | 1995 cm3 (121.74 cu. in.) |
| Number of cylinders | 4 |
| 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 | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 5 l (5.28 US qt | 4.4 UK qt) |
| Coolant | 9.5 l (10.04 US qt | 8.36 UK qt) |
| Kerb Weight | 1730 kg (3814 lbs.) |
| Max. weight | 2320 kg (5114.72 lbs.) |
| Max load | 590 kg (1300.73 lbs.) |
| Trunk (boot) space – minimum | 500 l (17.66 cu. ft.) |
| Trunk (boot) space – maximum | 1400 l (49.44 cu. ft.) |
| Fuel tank capacity | 67 l (17.7 US gal | 14.74 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 100 kg (220.46 lbs.) |
| Length | 4671 mm (183.9 in.) |
| Width | 1881 mm (74.06 in.) |
| Height | 1624 mm (63.94 in.) |
| Wheelbase | 2810 mm (110.63 in.) |
| Front track | 1616 mm (63.62 in.) |
| Rear track | 1632 mm (64.25 in.) |
| Ride height (ground clearance) | 204 mm (8.03 in.) |
| Drag coefficient (Cd) | 0.33 |
| Minimum turning circle | 11.9 m (39.04 ft.) |
| Drivetrain Architecture | ICE drives all four wheels permanently |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 6 |
| Gearbox type | Manual transmission |
| 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 | 225/60 R17 99V |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
The heart of the X4 20d xDrive is the BMW B47D20A, a 2.0-liter inline-four cylinder diesel engine. This engine is a member of BMW’s modular engine family, known for its efficiency and refinement. The B47 utilizes a sophisticated common-rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. A single turbocharger with variable geometry turbine (VGT) technology provides boost, contributing to the engine’s 400 Nm (295 lb-ft) of torque available from a low 1750 rpm. The engine also features a DOHC (Double Overhead Camshaft) valvetrain and 16 valves. The six-speed manual transmission was standard, offering precise shifts and a direct connection to the engine. The xDrive all-wheel-drive system is a permanent all-wheel drive system, distributing power between the front and rear axles as needed for optimal traction.
Driving Characteristics
The X4 20d xDrive, with its 190 horsepower and 400 Nm of torque, offered a respectable level of performance. Acceleration from 0 to 60 mph took approximately 7.6 seconds, and it reached a top speed of 131.73 mph. While not as quick as the higher-powered X4 variants (like the xDrive35i), the 20d provided ample power for everyday driving and highway cruising. The manual transmission, while engaging, had relatively long gearing, prioritizing fuel economy over outright acceleration. Compared to the automatic transmission options available on other X4 models, the manual offered a more connected driving experience, but required more driver involvement. The xDrive system provided excellent grip in all weather conditions, enhancing stability and confidence.
Equipment & Trim Levels
The X4 20d xDrive typically came well-equipped, even in its base trim. Standard features included automatic climate control, power-adjustable front seats, a BMW iDrive infotainment system with a 6.5-inch display, and a leather-wrapped steering wheel. Upholstery was typically cloth, but leather options were available. Optional extras included a larger iDrive screen, navigation system, premium sound system, panoramic sunroof, and various driver-assistance features like parking sensors and lane departure warning. The X4 also offered a range of customization options, allowing buyers to personalize their vehicle with different interior trims and exterior colors.
Chassis & Braking
The X4 20d xDrive featured a robust chassis designed to handle the demands of a sporty SUV. The front suspension utilized MacPherson struts with a transverse stabilizer bar, while the rear suspension employed a multi-link setup, also with a stabilizer bar. This configuration provided a good balance between ride comfort and handling precision. Braking duties were handled by ventilated disc brakes on all four wheels, providing ample stopping power. The ABS (Anti-lock Braking System) was standard, enhancing safety and control during emergency braking situations. The steering system was a rack-and-pinion setup with electric power assistance, offering precise and responsive steering feel.
Market Reception & Comparison
The BMW X4 20d xDrive was generally well-received by automotive critics. It was praised for its stylish design, comfortable interior, and fuel-efficient engine. However, some critics noted that the rear seat space was somewhat limited due to the sloping roofline. Compared to the X4 xDrive35i, the 20d offered significantly better fuel economy but lacked the same level of performance. Against competitors like the Porsche Macan and Audi Q5, the X4 20d offered a compelling combination of value, practicality, and driving dynamics. Its fuel economy figures of 5.2-5.4 l/100 km (45.2 – 43.6 US mpg) were particularly attractive to buyers seeking a more economical SUV.
Legacy
The B47 engine, found in the X4 20d xDrive, has proven to be a relatively reliable powertrain, although some early models experienced issues with timing chain wear. Regular maintenance, including oil changes and timing chain inspections, is crucial for long-term reliability. Today, the F26 X4 20d xDrive represents a good value on the used car market, offering a stylish and practical SUV with reasonable running costs. Its combination of fuel efficiency, all-wheel-drive capability, and BMW’s reputation for build quality make it a popular choice among used car buyers.
