The BMW X5 (G05) 25d xDrive Steptronic, produced from July 2019 to February 2023, represents a key entry point into the fourth generation of BMW’s popular Sports Activity Vehicle (SAV). Positioned as a diesel-powered option within the G05 lineup, it aimed to balance fuel efficiency with the X5’s established luxury and performance characteristics. This variant catered to buyers seeking a capable and refined SUV with lower running costs than its more powerful gasoline counterparts. The 25d utilized BMW’s modular architecture, sharing its platform with other models within the BMW Group, and was primarily marketed in Europe and other regions where diesel engines remain popular.
Technical Specifications
| Brand | BMW |
| Model | X5 |
| Generation | X5 (G05) |
| Type (Engine) | 25d (231 Hp) xDrive Steptronic |
| Start of production | July, 2019 |
| End of production | February, 2023 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SAV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.1-6.4 l/100 km (38.6 – 36.8 US mpg) |
| Fuel consumption (extra urban) | 5.4-6.1 l/100 km (43.6 – 38.6 US mpg) |
| Fuel consumption (combined) | 5.7-6.2 l/100 km (41.3 – 37.9 US mpg) |
| CO2 emissions | 150-162 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.5 sec |
| Acceleration 0 – 62 mph | 7.5 sec |
| Acceleration 0 – 60 mph | 7.1 sec |
| Maximum speed | 222 km/h (137.94 mph) |
| Emission standard | Euro 6d-TEMP |
| Weight-to-power ratio | 9 kg/Hp, 111.6 Hp/tonne |
| Weight-to-torque ratio | 4.6 kg/Nm, 217.4 Nm/tonne |
| Power | 231 Hp @ 4400 rpm |
| Torque | 450 Nm @ 1500-3000 rpm (331.9 lb.-ft. @ 1500-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | B47D20B |
| 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 | Twin-power turbo, Intercooler |
| Engine oil capacity | 5.5 l (5.81 US qt | 4.84 UK qt) |
| Coolant | 9 l (9.51 US qt | 7.92 UK qt) |
| Kerb Weight | 2070 kg (4563.57 lbs.) |
| Max. weight | 2820 kg (6217.04 lbs.) |
| Max load | 750 kg (1653.47 lbs.) |
| Trunk (boot) space – minimum | 650 l (22.95 cu. ft.) |
| Trunk (boot) space – maximum | 1870 l (66.04 cu. ft.) |
| Fuel tank capacity | 80 l (21.13 US gal | 17.6 UK gal) |
| Max. roof load | 140 kg (308.65 lbs.) |
| Permitted trailer load with brakes (8%) | 2700 kg (5952.48 lbs.) |
| Permitted trailer load with brakes (12%) | 2700 kg (5952.48 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4922 mm (193.78 in.) |
| Width | 2004 mm (78.9 in.) |
| Width including mirrors | 2218 mm (87.32 in.) |
| Height | 1745 mm (68.7 in.) |
| Wheelbase | 2975 mm (117.13 in.) |
| Minimum turning circle | 12.6 m (41.34 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 8 gears, automatic transmission Steptronic |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
Powertrain & Engine Architecture
The heart of the X5 25d is BMW’s B47D20B, a 2.0-liter inline-four cylinder diesel engine. This engine is part of BMW’s modular engine family, known for its compact design and efficiency. The B47 utilizes a sophisticated common-rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. A twin-scroll turbocharger with variable geometry turbine (VGT) technology provides a broad torque curve and minimizes turbo lag. The engine also features an intercooler to further enhance performance. The 8-speed Steptronic automatic transmission, a staple in modern BMWs, is paired with the engine. This transmission offers smooth and quick shifts, contributing to both performance and fuel economy. The transmission is programmed for comfort and efficiency in typical driving situations, but also allows for manual gear selection via steering wheel-mounted paddles.
Driving Characteristics
The X5 25d, with its 231 horsepower and 331 lb-ft of torque, delivers respectable performance for its size. While not as quick as the higher-powered X5 variants (like the xDrive40i or M50i), it provides ample power for everyday driving and highway cruising. Acceleration from 0-60 mph takes around 7.1 seconds. The Steptronic transmission is well-tuned to the engine’s characteristics, providing smooth gear changes and keeping the engine within its optimal power band. The xDrive all-wheel-drive system ensures confident handling in various weather conditions. Compared to the manual transmission options available on some other X5 models, the automatic prioritizes ease of use and comfort over outright driver engagement. The 25d’s power delivery is linear and predictable, making it a user-friendly SUV for a wide range of drivers.
Equipment & Trim Levels
The X5 25d typically came well-equipped as standard, reflecting BMW’s premium positioning. Standard features included leather upholstery, power-adjustable front seats, a large infotainment screen with iDrive controller, automatic climate control, and a suite of safety features like automatic emergency braking and lane departure warning. Optional extras included features like adaptive cruise control, a panoramic sunroof, upgraded audio systems (Harman Kardon or Bowers & Wilkins), and various interior trim options. The trim level could vary depending on the market, but generally, the 25d served as a stepping stone into the X5 range, offering a balance of luxury and affordability.
Chassis & Braking
The G05 X5 utilizes a robust chassis with a double-wishbone front suspension and a multi-link rear suspension. This setup provides a comfortable ride while maintaining good handling characteristics. The 25d variant typically featured ventilated disc brakes on all four wheels, providing ample stopping power. The xDrive all-wheel-drive system intelligently distributes torque between the front and rear axles, optimizing traction and stability. The suspension tuning was generally geared towards comfort, but the X5 still offered a composed and confident driving experience. Stabilizer bars were fitted front and rear to reduce body roll during cornering.
Market Reception & Comparison
The X5 25d was generally well-received by automotive critics as a practical and efficient option within the X5 lineup. It was praised for its comfortable ride, refined interior, and strong fuel economy. However, some reviewers noted that the 2.0-liter diesel engine lacked the outright performance of the larger gasoline engines. Compared to the X5 xDrive40i, the 25d offered significantly better fuel economy but slower acceleration. Against other diesel-powered SUVs in its class, the X5 25d held its own, offering a compelling combination of luxury, performance, and efficiency. Its reliability was generally considered good, typical of BMW’s diesel engines, although preventative maintenance was crucial.
Legacy
The B47 engine, found in the X5 25d, has proven to be a relatively reliable powertrain when properly maintained. Common issues, such as timing chain wear and diesel particulate filter (DPF) clogging, can occur, but are often preventable with regular servicing. On the used car market, the X5 25d represents a good value proposition for buyers seeking a luxury SUV with lower running costs. Its fuel efficiency and relatively simple engine design make it an attractive option for those who prioritize practicality and affordability. While it may not offer the same level of performance as its more powerful siblings, the X5 25d remains a capable and refined SUV that continues to hold its appeal in the used car market.
