Alpina B3 G20

The Alpina B3 G20 (since 2020): dimensions, weights, reliability and the official figures of its 1 version in the European Union.
Model codes: G20, G21 · Sold in: European Union
Dimensions, weights and capacity
| Specification | Europe | Wikipedia |
|---|---|---|
| Dimensions | ||
| Length | 4,719–4,725 mm ASTRA | 4,709–4,829 mm |
| Width | 1,827 mm ASTRA | 1,827 mm |
| Height | 1,438–1,440 mm ASTRA | 1,442 mm |
| Wheelbase | 2,851 mm ASTRA | 2,851–2,961 mm |
| Front track | 1,577 mm ASTRA | – |
| Rear track | 1,572 mm ASTRA | – |
| Weights and towing | ||
| Kerb weight | – | 1,450–1,965 kg |
| Mass in running order | 1,860–2,130 kg ASTRA | – |
| Gross vehicle weight | 2,325–2,505 kg ASTRA | – |
| Towing, braked trailer | 1,800 kg ASTRA | – |
| Towing, unbraked trailer | 750 kg ASTRA | – |
| Seats and space | ||
| Seats | 5 ASTRA | – |
| Performance | ||
| Top speed | 300–308 km/h ASTRA | – |
| Torque | 700–730 Nm ASTRA | – |
Tyre sizes (most common first): 225/45R18, 245/30R20, 245/35R19
Ranges cover the generation’s versions and body styles; European and North American versions can differ. Sources: ASTRA type approvals (Switzerland), Wikipedia, Traficom type approvals (Finland). Wikipedia figures are used under CC BY-SA 4.0.
The Alpina B3 G20’s 1 version
European Union 1 version
New cars registered in the EU (plus Norway and Iceland), from the European Environment Agency. Figures on the NEDC procedure until 2020 and on WLTP from 2021; versions are grouped by engine and power, with their number of registrations.
| Years and version | Engine | Power | Fuel | Consumption (combined) | CO₂ | EU registrations |
|---|---|---|---|---|---|---|
| 2025 | 3.0 L | 389 kW (529 PS) | Petrol | 10.6 L/100 km WLTP | 241 g/km | 14 |
Similar models from other brands
Official figures are measured on standard test procedures and differ between markets. Your consumption depends on how, where and in what conditions you drive.





