2025 Alpina B3 Touring (G21, facelift 2024) Dimensions, Size & Specs

The luggage capacity of the Alpina B3 Touring (G21 facelift) is 500 liters (17.7 cubic feet) with the rear seats in use, which provides ample space for everyday storage needs and weekend trips. When the rear seats are folded down, the cargo space expands significantly to 1510 liters (53.3 cubic feet), making it highly practical for transporting larger items while maintaining the sporty character of the wagon.

The roof load capacity of the Alpina B3 Touring (G21 facelift 2024) is rated at 75 kg (165 lbs). This means you can safely carry roof boxes, bicycles, or other cargo on the roof racks without risking damage to the vehicle structure or affecting driving stability. However, it's important to always distribute the load evenly and ensure it is securely attached to maintain safety and performance.

Yes, the Alpina B3 Touring with its length of 4725 mm (approximately 4.7 meters or 185.8 inches) and width of 1827 mm (71.9 inches) fits comfortably into a standard single-car garage. Its width with mirrors open is 2068 mm (81.4 inches), so care is needed when opening doors or mirrors in tighter garage spaces. The vehicle's height of 1438 mm (56.6 inches) is well within typical garage height clearances, making parking and storage convenient.

Compared to its predecessor, the facelifted Alpina B3 Touring G21 maintains similar overall dimensions but features subtle refinements in design and body proportions. It continues its tradition as a nimble and practical performance wagon, with enhancements focused on aerodynamics and styling. The luggage capacity remains competitive, and the curb weight is carefully managed despite added technological and comfort features. The facelift refines the size balance between sporty driving dynamics and spacious practicality.

The Alpina B3 Touring (2024 facelift) competes with performance-oriented wagons such as the Audi RS4 Avant and Mercedes-AMG C63 Estate. Dimensionally, it is slightly longer than the Audi RS4 Avant but similar in width and height. The luggage capacity is competitive within the segment, and its curb weight aligns with the performance class it inhabits. The Alpina B3 Touring combines exclusivity with practical station wagon dimensions, standing out due to its tuning pedigree and bespoke styling.

The Alpina B3 Touring uses front and rear rim sizes of 9.5J x 20 inches and 8.5J x 20 inches respectively, paired with staggered tires sized 265/30 ZR20 at the rear and 255/30 ZR20 at the front. These wide, low-profile tires enhance grip and cornering stability, ensuring confident handling and sporty responsiveness. The large 20-inch wheels also contribute to the aggressive aesthetic and refine the balance between ride comfort and performance.

Yes, the curb weight of 1870 kg (4123 lbs) for the Alpina B3 Touring fits within the expected range for a high-performance station wagon equipped with advanced chassis, drivetrain components, and luxury features. It strikes a balance between structural rigidity, comfort, and performance. While heavier than a compact sedan, the weight is managed well to deliver engaging dynamics without compromising agility or efficiency.

The 2024 facelift of the Alpina B3 Touring brought updated exterior styling with sharper lines and enhanced aerodynamic elements, complemented by subtle interior upgrades focusing on technology and comfort. The facelift includes refined chassis tuning for improved handling, updated suspension components, and modernized driver assistance systems. These improvements maintain Alpina's signature blend of performance and refinement tailored for the discerning enthusiast seeking exclusivity and daily usability.

When the side mirrors of the Alpina B3 Touring (G21 facelift 2024) are opened, the overall width extends to 2068 mm (81.4 inches) from the 1827 mm (71.9 inches) body width. This increased width is important to consider in tight parking spots, narrow garages, or city streets to avoid collisions. Drivers should be aware of this dimension when maneuvering in confined spaces to ensure safe clearance.