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Home›Consumption›BMW 840d vs Mercedes S 350

Consumption comparison

BMW 840d xDrive G15 vs Mercedes S 350 d 4MATIC Limousine Langversion W223: how much do I save per year?

Same car, two powertrains. The simulator below calculates the gap based on your mileage and charging type.

BMWDieselMost economical

840d xDrive G15

68 L · 2018

6,2 L/100km

VS
MercedesHybrid

S 350 d 4MATIC Limousine Langversion W223

76 L · 2026

6,9 L/100km

MotorwayRange & chargingPerformance0-100, top speedConsumptionAnnual TCO

Annual mileage

15 000 km/an

5 000 km50 000 km

Simulated driving mix

Drag anywhere on the bar to adjust

Fuel price

Petrol 95 : 1,99 €/L·Diesel : 1,75 €/L

Annual energy cost · 15 000 km

Typical annual usage : Mix 30% city / 50% road / 20% motorway

BMWPetrolMost economical

840d xDrive G15

Annual energy cost · 15 000 km

1 696€

11,31 € / 100 km

Equivalent to 852 L of petrol 95 per year

Weighted consumption
6,5 L/100km
Fuel price
1,75 €/L
Fuel used
969,0 L per year
MercedesHybrid

S 350 d 4MATIC Limousine Langversion W223

Annual energy cost · 15 000 km

1 893€

12,62 € / 100 km

Equivalent to 951 L of petrol 95 per year

Weighted consumption
7,2 L/100km
Fuel price
1,75 €/L
Fuel used
1081,6 L per year
Annual gap 840d xDrive vs S 350 d 4MATIC Limousine Langversion+197 €/an≈ 113 L diesel

BMW 840d xDrive G15 costs 197 €/an less in energy than Mercedes S 350 d 4MATIC Limousine Langversion W223, over 15 000 km for this driving mix.

≈ 113 L of diesel saved per year

Your savings over the ownership period

Cumulative projection by annual mileage. The cheaper-to-run vehicle widens the gap year after year.

Annual mileage

15 000 km/an

1 year

197 €

≈ 99 L petrol 95

3 years

591 €

≈ 297 L petrol 95

5 years

985 €

≈ 495 L petrol 95

10 years

1 970 €

≈ 990 L petrol 95

Cumulative savings for BMW 840d xDrive G15 versus Mercedes S 350 d 4MATIC Limousine Langversion W223. Excluding purchase, insurance, maintenance and depreciation.

Annual fuel cost breakdown

Projection over 15 000 km/year.

BMW

840d xDrive G15

Fuelkm/year€/kmAnnual cost
Annual fuel1,75 €/L15 000 km0,113 €/km1 696 €
Mercedes

S 350 d 4MATIC Limousine Langversion W223

Fuelkm/year€/kmAnnual cost
Annual fuel1,75 €/L15 000 km0,126 €/km1 893 €

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Frequently asked questions

On a 100 km mixed trip, the BMW 840d xDrive is about 10% cheaper than the Mercedes S 350 d 4MATIC Limousine Langversion with default parameters. This ratio shifts with your actual energy prices — simulate for your profile.

The BMW 840d xDrive is cheaper across all distances with default rates. If your energy prices differ significantly, simulate to see the real impact on your budget.