Gas Tank Capacity of BMW 8 Series in Easy-to-Access Graphs

Average capacity for all generations



Quick notes on BMW 8 Series fuel tank size

    • Average capacity for generation: 67 L (14.7 gal)
    • Approximate driving range (full tank): 756 km (470 miles)
    • Tank size to engine capacity: 4.5%
    • Fuel supply to each passanger: 16.8 L per 1 person
    • Weight of fuel (full tank): 105 kg
    • City fuel consupmtion: 10.3 L/100 km (23 mpg)
    • Emissions in city traffic: 192—211 g/km of CO2 (119—131 g/mile)
    • Difference between tank and trunks capacities: 260 L
    • Top speed to fuel supply: 4 km/h to 1 L (2.5 mph to 1 L)
    • Tankheim rating: 10 / 10

Engine size to tank capacity for BMW 8 Series 2019

  • M850i — 15.5x difference
  • 840d — 22x difference
  • 840i — 22.7x difference
  • Difference from world average

  • M850i — 7.9% bigger
  • 840d — 4.8% bigger
  • 840i — 7.9% bigger
  • Tank size to power ratio

  • M850i — 7.8 hp/L
  • 840d — 4.8 hp/L
  • 840i — 5 hp/L


  • Vehicle Fuel tank size Max driving range Fuel consumption per 10 km Fuel type Full tanks per 5000 miles
    M850i 68 L (15 gal) 719 km
    (447 miles)
    1 L Petrol (Gasoline) 11.2
    840d 66 L (15 gal) 1113 km
    (692 miles)
    0.6 L Diesel 7.2
    840i 68 L (15 gal) - - Petrol (Gasoline) -
    Vehicle M850i
    Fuel tank size 68 L (15 gal)
    Max driving range 719 km
    (447 miles)
    Fuel consumption per 10 km 1 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 11.2
    Vehicle 840d
    Fuel tank size 66 L (15 gal)
    Max driving range 1113 km
    (692 miles)
    Fuel consumption per 10 km 0.6 L
    Fuel type Diesel
    Full tanks per 5000 miles 7.2
    Vehicle 840i
    Fuel tank size 68 L (15 gal)
    Max driving range -
    Fuel consumption per 10 km -
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles -

    Quick notes on BMW 8 Series fuel tank size

      • Average capacity for generation: 68 L (15 gal)
      • Approximate driving range (full tank): 772 km (480 miles)
      • Tank size to engine capacity: 4.4%
      • Fuel supply to each passanger: 17 L per 1 person
      • Weight of fuel (full tank): 106.7 kg
      • City fuel consupmtion: 7.2 L/100 km (33 mpg)
      • Emissions in city traffic: 191—210 g/km of CO2 (119—131 g/mile)
      • Difference between tank and trunks capacities: 352 L
      • Top speed to fuel supply: 4 km/h to 1 L (2.5 mph to 1 L)
      • Tankheim rating: 10 / 10

    Engine size to tank capacity for BMW 8 Series 2018

  • 840d — 22.7x difference
  • M850i — 15.5x difference
  • 840i — 22.7x difference
  • Difference from world average

  • 840d — 7.9% bigger
  • M850i — 7.9% bigger
  • 840i — 7.9% bigger
  • Tank size to power ratio

  • 840d — 4.7 hp/L
  • M850i — 7.8 hp/L
  • 840i — 5 hp/L


  • Vehicle Fuel tank size Max driving range Fuel consumption per 10 km Fuel type Full tanks per 5000 miles
    840d 68 L (15 gal) 1113 km
    (692 miles)
    0.6 L Diesel 7.2
    M850i 68 L (15 gal) - 1 L Petrol (Gasoline) -
    840i 68 L (15 gal) - - Petrol (Gasoline) -
    Vehicle 840d
    Fuel tank size 68 L (15 gal)
    Max driving range 1113 km
    (692 miles)
    Fuel consumption per 10 km 0.6 L
    Fuel type Diesel
    Full tanks per 5000 miles 7.2
    Vehicle M850i
    Fuel tank size 68 L (15 gal)
    Max driving range -
    Fuel consumption per 10 km 1 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles -
    Vehicle 840i
    Fuel tank size 68 L (15 gal)
    Max driving range -
    Fuel consumption per 10 km -
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles -

    Quick notes on BMW 8 Series fuel tank size

      • Average capacity for generation: 68 L (15 gal)
      • Approximate driving range (full tank): 772 km (480 miles)
      • Tank size to engine capacity: 4.4%
      • Fuel supply to each passanger: 13.6 L per 1 person
      • Weight of fuel (full tank): 106.7 kg
      • City fuel consupmtion: 10.2 L/100 km (23 mpg)
      • Emissions in city traffic: 184—202 g/km of CO2 (114—125 g/mile)
      • Top speed to fuel supply: 4 km/h to 1 L (2.5 mph to 1 L)
      • Tankheim rating: 10 / 10

    Engine size to tank capacity for BMW 8 Series 2019

  • 840i — 22.7x difference
  • M850i V8 — 15.5x difference
  • 840d — 22.7x difference
  • Difference from world average

  • 840i — 7.9% bigger
  • M850i V8 — 7.9% bigger
  • 840d — 7.9% bigger
  • Tank size to power ratio

  • 840i — 5 hp/L
  • M850i V8 — 7.8 hp/L
  • 840d — 4.7 hp/L


  • Vehicle Fuel tank size Max driving range Fuel consumption per 10 km Fuel type Full tanks per 5000 miles
    840i 68 L (15 gal) 901 km
    (560 miles)
    0.8 L Petrol (Gasoline) 8.9
    M850i V8 68 L (15 gal) 737 km
    (458 miles)
    1 L Petrol (Gasoline) 10.9
    840d 68 L (15 gal) 1113 km
    (692 miles)
    0.6 L Diesel 7.2
    Vehicle 840i
    Fuel tank size 68 L (15 gal)
    Max driving range 901 km
    (560 miles)
    Fuel consumption per 10 km 0.8 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 8.9
    Vehicle M850i V8
    Fuel tank size 68 L (15 gal)
    Max driving range 737 km
    (458 miles)
    Fuel consumption per 10 km 1 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 10.9
    Vehicle 840d
    Fuel tank size 68 L (15 gal)
    Max driving range 1113 km
    (692 miles)
    Fuel consumption per 10 km 0.6 L
    Fuel type Diesel
    Full tanks per 5000 miles 7.2

    Quick notes on BMW 8 Series fuel tank size

      • Average capacity for generation: 90 L (19.8 gal)
      • Approximate driving range (full tank): 669 km (416 miles)
      • Tank size to engine capacity: 5.6%
      • Fuel supply to each passanger: 22.5 L per 1 person
      • Weight of fuel (full tank): 141.3 kg
      • City fuel consupmtion: 19.8 L/100 km (12 mpg)
      • Difference between tank and trunks capacities: 236 L
      • Top speed to fuel supply: 3 km/h to 1 L (1.9 mph to 1 L)
      • Tankheim rating: 10 / 10

    Engine size to tank capacity for BMW 8 Series 1989

  • 850i — 18x difference
  • 830i 3.0 — 30x difference
  • 840Ci 4.4 — 20.5x difference
  • 840i 4.0 — 22.5x difference
  • 850 Ci 5.0 — 18x difference
  • 850 Ci 5.4 — 16.7x difference
  • 850 Csi 5.6 — 16.1x difference
  • Difference from world average

  • 850i — 42.9% bigger
  • 830i 3.0 — 42.9% bigger
  • 840Ci 4.4 — 42.9% bigger
  • 840i 4.0 — 42.9% bigger
  • 850 Ci 5.0 — 42.9% bigger
  • 850 Ci 5.4 — 42.9% bigger
  • 850 Csi 5.6 — 42.9% bigger
  • Tank size to power ratio

  • 850i — 3.3 hp/L
  • 830i 3.0 — 2.4 hp/L
  • 840Ci 4.4 — 3.2 hp/L
  • 840i 4.0 — 3.2 hp/L
  • 850 Ci 5.0 — 3.3 hp/L
  • 850 Ci 5.4 — 3.6 hp/L
  • 850 Csi 5.6 — 4.2 hp/L


  • Vehicle Fuel tank size Max driving range Fuel consumption per 10 km Fuel type Full tanks per 5000 miles
    850i 90 L (20 gal) 880 km
    (547 miles)
    1 L Petrol (Gasoline) 9.1
    830i 3.0 90 L (20 gal) - - Diesel -
    840Ci 4.4 90 L (20 gal) 842 km
    (523 miles)
    - Petrol (Gasoline) 9.6
    840i 4.0 90 L (20 gal) 842 km
    (523 miles)
    - Petrol (Gasoline) 9.6
    850 Ci 5.0 90 L (20 gal) 861 km
    (535 miles)
    1 L Petrol (Gasoline) 9.3
    850 Ci 5.4 90 L (20 gal) 764 km
    (475 miles)
    - Petrol (Gasoline) 10.5
    850 Csi 5.6 90 L (20 gal) - 1.3 L Petrol (Gasoline) -
    Vehicle 850i
    Fuel tank size 90 L (20 gal)
    Max driving range 880 km
    (547 miles)
    Fuel consumption per 10 km 1 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 9.1
    Vehicle 830i 3.0
    Fuel tank size 90 L (20 gal)
    Max driving range -
    Fuel consumption per 10 km -
    Fuel type Diesel
    Full tanks per 5000 miles -
    Vehicle 840Ci 4.4
    Fuel tank size 90 L (20 gal)
    Max driving range 842 km
    (523 miles)
    Fuel consumption per 10 km -
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 9.6
    Vehicle 840i 4.0
    Fuel tank size 90 L (20 gal)
    Max driving range 842 km
    (523 miles)
    Fuel consumption per 10 km -
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 9.6
    Vehicle 850 Ci 5.0
    Fuel tank size 90 L (20 gal)
    Max driving range 861 km
    (535 miles)
    Fuel consumption per 10 km 1 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 9.3
    Vehicle 850 Ci 5.4
    Fuel tank size 90 L (20 gal)
    Max driving range 764 km
    (475 miles)
    Fuel consumption per 10 km -
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles 10.5
    Vehicle 850 Csi 5.6
    Fuel tank size 90 L (20 gal)
    Max driving range -
    Fuel consumption per 10 km 1.3 L
    Fuel type Petrol (Gasoline)
    Full tanks per 5000 miles -