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BMW M850i Gas Tank Size (2024-2026)

Last Updated 2026-09-02

The BMW M850i gas tank size is 18.0 gallons.

2026 BMW M850i Gas Tank Size

The 2026 BMW M850i gas tank size is 18.0 gallons.

On a full tank of fuel, the 2026 BMW M850i has the following ranges:

2026 BMW M850i Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
xDrive Coupe	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 342 combined
xDrive Convertible Coupe	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 342 combined
xDrive Gran Coupe	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 342 combined

2026 BMW M850i Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
xDrive Coupe	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 550 combined
xDrive Convertible Coupe	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 550 combined
xDrive Gran Coupe	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 550 combined

The 2025 BMW M850i gas tank size is 18.0 gallons.

On a full tank of fuel, the 2025 BMW M850i has the following ranges:

2025 BMW M850i Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 378 combined
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 378 combined
xDrive Gran Coupe Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 378 combined

2025 BMW M850i Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 608 combined
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 608 combined
xDrive Gran Coupe Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 608 combined

The 2024 BMW M850i gas tank size is 18.0 gallons.

On a full tank of fuel, the 2024 BMW M850i has the following ranges:

2024 BMW M850i Gas Tank Size (Imp.)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (miles)
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 378 combined
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 378 combined
xDrive Gran Coupe Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	18.0 gal.	306 city \| 432 hwy \| 378 combined

2024 BMW M850i Gas Tank Size (Metric)
Trim	Engine \| Transmission \| Drivetrain	Gas Tank Size	Range (km)
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 608 combined
xDrive Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 608 combined
xDrive Gran Coupe Luxury	4.4L \| Turbo \| 8 Cyl. \| 8 Spd Auto w/OD \| AWD	68.1 liters	492 city \| 695 hwy \| 608 combined