The 2017 BMW 550i represents the pinnacle of the fifth-generation 5 Series, blending aggressive styling with luxurious refinement and formidable performance. This specific model year is often celebrated for hitting a sweet spot between the outgoing E60 generation and the completely redesigned F10, offering a compelling mix of established technology and emerging innovations. Under the hood lies the powerful N63M30 twin-turbocharged V8, delivering a thrilling driving experience that cements the 550i's status as a true performance sedan. For those researching this iconic model, understanding its detailed specifications is essential to appreciating its engineering prowess.
Exterior Design and Dimensions
Visually, the 2017 550i commands attention with its low, wide stance and signature Hofmeister kink running along the rear window line. The front fascia features the distinctive kidney grille, now larger and more prominent, flanked by sharp LED headlights that provide exceptional visibility. Available M Sport styling packages add darkened kidney grilles, larger air shutters, and sporty quad exhaust tips, enhancing the car's already aggressive demeanor. In terms of scale, the sedan measures 193.7 inches in length, 73.9 inches in width, and 57.9 inches in height, sitting on a 116.5-inch wheelbase that provides a stable and planted feel at highway speeds.
Performance and Drivetrain
Powering the 2017 BMW 550i is the 4.4-liter twin-turbocharged V8 engine, known internally as the N63M30. This advanced unit produces an impressive 445 horsepower and 480 pound-feet of torque, sending power to the rear wheels as standard. An available all-wheel-drive system, known as xDrive, redistributes torque between the front and rear wheels for enhanced traction in various weather conditions. This combination allows the sedan to sprint from 0 to 60 mph in just 4.3 seconds, while the electronically limited top speed reaches 155 mph. The performance is delivered through an 8-speed automatic transmission that shifts with remarkable speed and precision, offering paddle shifters for manual control.
Interior Comfort and Technology
Step inside, and the 2017 550i reveals a cabin focused on luxury and driver-centric technology. The interior is dressed in high-quality materials, including supple leather upholstery, brushed metal accents, and optional wood trim, creating an atmosphere of refined sophistication. The front seats are power-adjustable with memory functions, providing exceptional support and comfort for long drives. The highlight of the interior is the iDrive infotainment system, centered around a 10.2-inch high-resolution touchscreen that replaces the older controller knob with a more intuitive interface. This system integrates navigation, Bluetooth connectivity, and a premium 12-speaker Harman Kardon audio system, delivering crystal-clear sound throughout the cabin.
Key Specifications at a Glance
For a quick reference, the core specifications of the 2017 BMW 550i are outlined in the table below. This provides a concise overview of the most critical data points for enthusiasts and shoppers alike.
