The BMW 520i, part of the F10 5 Series range produced from 2013 to 2016, represented the entry point into the iconic BMW mid-size executive sedan lineup following the Life Cycle Impulse (LCI) facelift. Positioned below the 528i and 535i models, the 520i offered a balance of BMW’s renowned driving dynamics, luxury, and efficiency, appealing to buyers prioritizing fuel economy and a comfortable ride over outright performance. This variant was primarily sold in Europe and other markets outside of North America, where BMW typically offered higher-powered engine options in the 5 Series.
Technical Specifications
| Brand | BMW |
| Model | 5 Series |
| Generation | 5 Series Sedan (F10 LCI, Facelift 2013) |
| Type (Engine) | 520i (184 Hp) |
| Start of production | 2013 |
| End of production | 2016 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 8.4-9.0 l/100 km (28 – 26.1 US mpg) |
| Fuel consumption (extra urban) | 5.2-5.5 l/100 km (45.2 – 42.8 US mpg) |
| Fuel consumption (combined) | 6.4-6.8 l/100 km (36.8 – 34.6 US mpg) |
| CO2 emissions | 149-159 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 7.9 sec |
| Acceleration 0 – 62 mph | 7.9 sec |
| Acceleration 0 – 60 mph | 7.5 sec |
| Maximum speed | 235 km/h (146.02 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 8.7 kg/Hp |
| Weight-to-torque ratio | 5.9 kg/Nm |
| Power | 184 Hp @ 5000-6250 rpm |
| Torque | 270 Nm @ 1250-4500 rpm (199.14 lb.-ft. @ 1250-4500 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | N20B20B |
| Engine displacement | 1997 cm3 (121.86 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 84 mm (3.31 in.) |
| Piston Stroke | 90.1 mm (3.55 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection |
| Engine aspiration | Twin-power turbo, Intercooler |
| Engine oil capacity | 5 l (5.28 US qt | 4.4 UK qt) |
| Coolant | 9.1 l (9.62 US qt | 8.01 UK qt) |
| Kerb Weight | 1595 kg (3516.37 lbs.) |
| Max. weight | 2205 kg (4861.19 lbs.) |
| Max load | 610 kg (1344.82 lbs.) |
| Trunk (boot) space – minimum | 520 l (18.36 cu. ft.) |
| Fuel tank capacity | 70 l (18.49 US gal | 15.4 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 90 kg (198.42 lbs.) |
| Length | 4907 mm (193.19 in.) |
| Width | 1860 mm (73.23 in.) |
| Height | 1464 mm (57.64 in.) |
| Wheelbase | 2968 mm (116.85 in.) |
| Front track | 1600 mm (62.99 in.) |
| Rear (Back) track | 1627 mm (64.06 in.) |
| Ride height (ground clearance) | 141 mm (5.55 in.) |
| Drag coefficient (Cd) | 0.25 |
| Minimum turning circle (turning diameter) | 12.0 m (39.37 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Double wishbone |
| 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 | 225/55 R17; 245/45 R18; 275/40 R18; 245/40 R19; 275/35 R19; 245/35 R20; 275/30 R20 |
| Wheel rims size | 8J x 17; 8J x 18; 9J x 18; 8.5J x 19; 9J x 19; 8.5J x 20; 9J x 20 |
INTRODUCTION
The F10 5 Series LCI 520i, produced between 2013 and 2016, was a key model in BMW’s lineup, offering a sophisticated and efficient entry point into the executive sedan segment. Built on the 1HX0/A3 platform, the LCI (Life Cycle Impulse) facelift brought updated styling, improved efficiency, and enhanced technology compared to the pre-facelift F10 models. The 520i was designed to appeal to buyers who valued refinement and fuel economy without sacrificing the BMW driving experience. It served as a stepping stone for customers potentially upgrading to the more powerful 528i or 535i models.
Powertrain & Engine Architecture
At the heart of the 520i lies the N20B20B 2.0-liter inline-four cylinder engine. This engine is a cornerstone of BMW’s modern powertrain strategy, utilizing direct fuel injection and a single twin-scroll turbocharger. The N20 engine family is known for its responsiveness and efficiency. The 520i’s version produces 184 horsepower at 5000-6250 rpm and 270 Nm (199.14 lb.-ft.) of torque between 1250 and 4500 rpm. This broad torque curve provides good drivability in everyday situations. The engine features Valvetronic technology, which allows for precise control of valve lift and timing, optimizing both power and fuel efficiency. The 520i was typically paired with an 8-speed automatic transmission (ZF 8HP), known for its smooth shifts and efficiency. This transmission contributed significantly to the car’s overall fuel economy and refined driving experience.
Driving Characteristics
The 520i, with its 184 hp and 8-speed automatic, offered a comfortable and composed driving experience. While not as quick as its higher-powered siblings, it provided sufficient power for everyday driving and highway cruising. The 8-speed automatic transmission was well-tuned, offering smooth and timely gear changes. The gear ratios were optimized for fuel efficiency, but also allowed for quick downshifts when needed. Compared to the manual transmission versions (available in some markets), the automatic offered greater convenience and ease of use, particularly in urban traffic. Against the 528i and 535i, the 520i felt noticeably less powerful, with a 0-60 mph time around 7.5 seconds compared to the 528i’s 6.2 seconds and the 535i’s 5.7 seconds. However, the 520i’s lighter weight and efficient engine contributed to better fuel economy.
Equipment & Trim Levels
The 520i typically came standard with a generous array of features, including automatic climate control, power-adjustable front seats, a multi-function steering wheel, and BMW’s iDrive infotainment system. Standard upholstery was typically cloth, with leather upholstery available as an option. Common optional extras included a navigation system, a premium sound system, parking sensors, and a sunroof. Trim levels varied by market, but generally offered packages that bundled popular options together. The interior design was typical of BMW, with a focus on functionality and quality materials. The LCI facelift brought subtle updates to the interior, including revised trim options and improved iDrive functionality.
Chassis & Braking
The F10 5 Series featured a sophisticated chassis design, with a double-wishbone front suspension and an independent multi-link rear suspension. This setup provided a comfortable ride while maintaining good handling characteristics. The 520i typically came equipped with ventilated disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) and electronic stability control (ESC) were standard safety features. The suspension tuning was generally softer than that of the higher-powered models, prioritizing comfort over outright sportiness. Stabilizer bars were used front and rear to reduce body roll during cornering.
Market Reception & Comparison
The 520i was generally well-received by automotive critics as a sensible and efficient option within the 5 Series range. It was praised for its comfortable ride, refined interior, and fuel economy. However, some critics noted that the engine lacked the punch of the larger engines available in the lineup. Compared to its rivals, such as the Audi A6 and Mercedes-Benz E-Class, the 520i offered a compelling blend of performance, luxury, and efficiency. In terms of fuel economy, the 520i consistently outperformed the 528i and 535i models, achieving combined fuel consumption figures of around 36.8-34.6 US mpg. Reliability was generally good, although some owners reported minor issues with the turbocharger and fuel injectors.
Legacy
The N20 engine family, including the version used in the 520i, has proven to be relatively reliable over the long term, although preventative maintenance is crucial. Common issues include oil leaks, turbocharger failure, and fuel injector problems. The 8-speed automatic transmission is also known for its durability. Today, the F10 520i represents a good value proposition in the used car market, offering a comfortable and well-equipped executive sedan at an affordable price. Its fuel efficiency and relatively low maintenance costs make it an attractive option for buyers seeking a practical and reliable vehicle.











