2025 BMW 8 Series
10 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| 840i Convertible | 21 | 29 | 24 | Premium Gasoline | Rear-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| 840i Coupe | 21 | 29 | 24 | Premium Gasoline | Rear-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| 840i Gran Coupe | 21 | 29 | 24 | Premium Gasoline | Rear-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| 840i xDrive Convertible | 21 | 29 | 24 | Premium Gasoline | All-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| 840i xDrive Coupe | 21 | 29 | 24 | Premium Gasoline | All-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| 840i xDrive Gran Coupe | 21 | 29 | 24 | Premium Gasoline | All-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| Alpina B8 Gran Coupe | 17 | 24 | 19 | Premium Gasoline | All-Wheel Drive | 4.4L 8-cyl Turbo | Automatic (S8) |
| M850i xDrive Convertible | 17 | 24 | 19 | Premium Gasoline | All-Wheel Drive | 4.4L 8-cyl Turbo | Automatic (S8) |
| M850i xDrive Coupe | 17 | 24 | 19 | Premium Gasoline | All-Wheel Drive | 4.4L 8-cyl Turbo | Automatic (S8) |
| M850i xDrive Gran Coupe | 17 | 24 | 19 | Premium Gasoline | All-Wheel Drive | 4.4L 8-cyl Turbo | Automatic (S8) |