2020 Alpina B5 Sedan (G30, facelift 2020) Dimensions, Size & Specs

Production
Model Year:2020
Production Years:2020 - present in production since 2020
1466 mm57.7 in4.8 ft
L: 4978 mm196.0 in16.3 ft | W: 2126 mm83.7 in7.0 ft
Length
4978 mm196.0 in16.3 ft
Width
2126 mm83.7 in7.0 ft
Height
1466 mm57.7 in4.8 ft
Trunk Capacity
530 liter18.7 cu ft
Technical Details

Exterior Dimensions

Precise measurements of the 2020 Alpina B5 Sedan, engineered for optimal performance and comfort

Dimensions
Length:4978 mm196.0 in16.3 ft
Width:1868 mm73.5 in6.1 ft
Width (Opened Mirrors):2126 mm83.7 in7.0 ft
Height:1466 mm57.7 in4.8 ft
Trunk Capacity:530 liter18.7 cu ft
Weight Specifications
Curb Weight:2055 kg4530 lbs
Maximal permitted Weight:2520 kg5556 lbs
Tire Specifications
Rims Sizes:10J x 20, 8.5J x 20
Tire Sizes:295/30 ZR20 (W:295 | H:30 | D:20)
255/35 ZR20 (W:255 | H:35 | D:20)
Useful Information

About 2020 Alpina B5 Sedan

The Alpina B5 Sedan (G30 facelift 2020) represents a blend of luxury and high performance wrapped in a spacious executive sedan body. Launched in 2020 and continuing production to the present, this model boasts substantial size and impressive specifications. Measuring 4978 mm (196.0 inches) in length, 1868 mm (73.5 inches) in width, and 1466 mm (57.7 inches) in height, the B5 Sedan fits well within the large luxury sedan segment. When the mirrors are opened, the width extends to 2126 mm (83.7 inches), providing a clear sense of the car's on-road footprint. Weighing in at 2055 kg (4533 lbs) curb weight and with a maximum permissible weight of 2520 kg (5556 lbs), the B5 balances its robust build with powerful performance capabilities.

The luggage capacity stands at 530 liters (18.7 cubic feet), offering generous storage space suitable for long trips or daily needs. The car rides on large 20-inch rims, specifically 10J x 20 at the front and 8.5J x 20 at the rear, paired with performance tires sized 295/30 ZR20 in the front and 255/35 ZR20 at the rear. These specifications underscore the car’s sporty character, ensuring both road grip and handling precision.

Overall, the Alpina B5 Sedan (G30 facelift 2020) combines practicality with distinctive Alpina engineering finesse. It is ideal for enthusiasts looking for a stately yet dynamic sedan offering luxurious comforts, ample interior and luggage space, and an assertive road presence. This car stands out not only for its performance credentials but also for its sizeable dimensions, balancing elegance with usability.

Exceptional Features

2020 Alpina B5 Sedan Highlights

Discover the standout features that make the 2020 Alpina B5 Sedan a leader in its class

Engine Performance

Powered by a 4.4-liter twin-turbocharged V8 engine producing 621 horsepower and 590 lb-ft of torque, offering exceptional acceleration and high-speed cruising.

All-Wheel Drive System

Equipped with a BMW xDrive all-wheel-drive system ensuring superior traction, stability, and handling in various driving conditions.

Luxury Interior

Features high-quality materials including Lavalina leather upholstery, hand-stitched details, and Alpina-specific design elements for an upscale cabin experience.

Advanced Suspension

Utilizes adaptive dampers and an Alpina-tuned suspension setup, providing a balance between sporty handling and comfortable ride quality.

Technology and Infotainment

Includes the BMW iDrive system with a large touchscreen, navigation, premium sound system, and driver assistance features such as adaptive cruise control and lane keeping assist.
Frequently Asked Questions

FAQ

Have a question? Please check our knowledgebase first.

The Alpina B5 Sedan (G30 facelift 2020) measures 4978 mm (195.9 inches) in length, 1868 mm (73.5 inches) in width, and 1466 mm (57.7 inches) in height. These dimensions place it comfortably within the executive sedan category, providing a spacious interior while maintaining an elegant road presence.

With the side mirrors opened, the Alpina B5 Sedan spans a width of 2126 mm (83.7 inches). This measurement is important for parking and maneuvering in tight spaces, showing that while the car is wider than average with mirrors out, it maintains manageable proportions for standard roads and garages.

The Alpina B5 Sedan has a curb weight of 2055 kg (4533 lbs), which represents the weight of the vehicle with standard equipment, fluids, and a full tank of fuel but without passengers or cargo. Its maximum permissible weight is 2520 kg (5556 lbs), indicating the total allowable weight when fully loaded including passengers and luggage.

The luggage capacity of this Alpina B5 is 530 liters (18.7 cubic feet), which is generous for an executive sedan. This volume allows for ample storage space for daily use, longer trips, or airport runs. Compared to other vehicles in the same segment, the B5 offers competitive cargo space without sacrificing interior comfort.

Yes, the Alpina B5 Sedan fits well within a standard residential garage. A typical home garage door width ranges from 2400 mm to 3000 mm (94.5 to 118 inches), and the B5’s width including mirrors is 2126 mm (83.7 inches). Its length of 4978 mm (195.9 inches) is also manageable for most garages that generally accommodate cars up to 6 meters in length.

The Alpina B5 rides on 20-inch rims sized 10J x 20 in the front and 8.5J x 20 in the rear, paired with wide tires—295/30 ZR20 front and 255/35 ZR20 rear. These wider tires contribute to the overall width and road grip, enhancing performance and stability but also influencing handling and parking due to the wide track.

Compared to the previous generation Alpina B5, the G30 facelift model is slightly larger and heavier, benefiting from advancements in chassis and technology integration. The increased length and width translate to better interior space and comfort, while the extra curb weight reflects enhanced equipment, safety features, and a robust powertrain enhancing performance and refinement.

Dimensionally, the Alpina B5 Sedan closely aligns with competitors such as the BMW M5 and Mercedes-AMG E63. Its length (4978 mm) and width (1868 mm) are similar to these rivals, while its curb weight is generally higher due to luxury and performance-focused equipment. The B5 balances size for spaciousness with sporty handling characteristics that are competitive in the executive sports sedan segment.

The Alpina B5 is equipped with front rims sized 10J x 20 and rear rims 8.5J x 20, fitted with 295/30 ZR20 tires at the front and 255/35 ZR20 at the rear. These wide, low-profile tires provide excellent grip and stability, contributing to the vehicle's sharp handling and cornering capabilities. The staggered setup ensures rear-wheel traction for performance driving, while also affecting ride comfort and road noise.

The Alpina B5 Sedan facelift features subtle yet distinct design elements that differentiate it from the standard BMW 5 Series. On the exterior, unique Alpina badging, multi-spoke alloy wheels, and exclusive paint options elevate its visual appeal. Inside, premium materials, bespoke Alpina instrumentation, and advanced infotainment systems create a luxurious and driver-focused atmosphere, blending performance with comfort seamlessly.

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You can also visit the official website of Alpina Logo Alpina