Mercedes-Benz SL-Class Petrol · 430 kW (585 hp)
Measured by the on-board fuel meters of 3,494 cars · 2024 data
Real-world consumption is 32% above official. 594 of the other 618 petrol cars in the data come closer to their official figure.
How much drivers actually use
Half of the cars use between 15.2 and 18.8 L/100 km. The most economical tenth stays under 14.0; the thirstiest tenth uses more than 21.1.
Each bar is a 0.5 L range; its height and the figure above it show what share of cars fall in that range.
Is my consumption normal?
What it costs to fuel
| Country | At official | At real | Difference |
|---|---|---|---|
| EU weighted average 2.01 €/L | €3,913 | €5,171 | +€1,257 |
| Austria 1.86 €/L | €3,631 | €4,798 | +€1,167 |
| Belgium 1.98 €/L | €3,849 | €5,086 | +€1,237 |
| Bulgaria 1.65 €/L | €3,211 | €4,242 | +€1,031 |
| Croatia 1.80 €/L | €3,510 | €4,638 | +€1,128 |
| Cyprus 1.76 €/L | €3,427 | €4,528 | +€1,101 |
| Czechia 1.86 €/L | €3,619 | €4,782 | +€1,163 |
| Denmark 2.66 €/L | €5,175 | €6,838 | +€1,663 |
| Estonia 1.92 €/L | €3,738 | €4,939 | +€1,201 |
| Finland 2.32 €/L | €4,515 | €5,966 | +€1,451 |
| France 2.21 €/L | €4,307 | €5,690 | +€1,384 |
| Germany 2.21 €/L | €4,311 | €5,696 | +€1,385 |
| Greece 2.20 €/L | €4,281 | €5,657 | +€1,375 |
| Hungary 1.75 €/L | €3,415 | €4,512 | +€1,097 |
| Ireland 1.98 €/L | €3,861 | €5,101 | +€1,240 |
| Italy 2.02 €/L | €3,935 | €5,199 | +€1,264 |
| Latvia 1.94 €/L | €3,783 | €4,998 | +€1,215 |
| Lithuania 1.93 €/L | €3,748 | €4,952 | +€1,204 |
| Luxembourg 1.88 €/L | €3,653 | €4,826 | +€1,173 |
| Malta 1.34 €/L | €2,609 | €3,447 | +€838 |
| Netherlands 2.46 €/L | €4,794 | €6,333 | +€1,540 |
| Poland 1.57 €/L | €3,057 | €4,039 | +€982 |
| Portugal 2.11 €/L | €4,108 | €5,428 | +€1,320 |
| Romania 1.90 €/L | €3,695 | €4,883 | +€1,187 |
| Slovakia 1.85 €/L | €3,594 | €4,749 | +€1,155 |
| Slovenia 1.76 €/L | €3,429 | €4,530 | +€1,102 |
| Spain 1.79 €/L | €3,485 | €4,605 | +€1,120 |
| Sweden 1.69 €/L | €3,294 | €4,353 | +€1,058 |
Fuel prices including taxes from the European Commission Weekly Oil Bulletin of 12 October 2026. Cost = consumption × price × distance. The default distance is an example; change it to yours.
Other Mercedes-Benz SL-Class engines
| Engine | cars | Official (WLTP) | Real world | Gap |
|---|---|---|---|---|
| Petrol · 430 kW (585 hp) | 3,494 | 13.0 | 17.2 | +32% |
| Petrol · 350 kW (476 hp) | 462 | 13.0 | 16.7 | +28% |
| Hybrid · 280 kW (381 hp) | 1,943 | 9.3 | 12.1 | +31% |
Similar cars from other models
Same powertrain, similar power and weight.
| Model and engine | cars | Official (WLTP) | Real world | Gap |
|---|---|---|---|---|
| BMW M3 Petrol · 375 kW (510 hp) | 5,050 | 10.2 | 13.1 | +29% |
| Porsche 911 Petrol · 353 kW (480 hp) | 5,041 | 11.0 | 13.3 | +21% |
| BMW M4 Petrol · 375 kW (510 hp) | 3,511 | 10.1 | 13.2 | +32% |
| Porsche 911 Petrol · 478 kW (650 hp) | 2,750 | 12.0 | 15.3 | +27% |
| BMW 8 Series Petrol · 390 kW (530 hp) | 1,632 | 10.8 | 13.1 | +22% |
| BMW X3 Petrol · 375 kW (510 hp) | 1,427 | 10.9 | 13.1 | +20% |
| Mercedes-Benz GLC-Class Petrol · 375 kW (510 hp) | 1,410 | 13.1 | 14.6 | +12% |
| Mercedes-Benz E-Class Petrol · 450 kW (612 hp) | 1,350 | 12.3 | 14.7 | +19% |
By country
| Country | cars | Real world | |
|---|---|---|---|
| Germany | 2,409 | 17.0 | −1% |
| Italy | 228 | 17.5 | +2% |
| France | 146 | 17.4 | +2% |
| Poland | 114 | 18.9 | +10% |
| Belgium | 82 | 16.9 | −2% |
| Czechia | 80 | 17.3 | +1% |
| Portugal | 62 | 18.3 | +6% |
| Sweden | 55 | 16.3 | −5% |
| Netherlands | 53 | 15.8 | −8% |
Countries with at least 50 cars of this engine. Differences reflect climate, roads and driving habits as well as the car.
By reporting year
| cars | Official (WLTP) | Real world | Gap | |
|---|---|---|---|---|
| 2022 | 180 | 12.9 | 18.5 | +44% |
| 2023 | 1,446 | 13.0 | 17.1 | +32% |
| 2024 | 3,494 | 13.0 | 17.2 | +32% |
The same cars are reported again each year with their lifetime totals, so years are not added together.
About this data
| Cars in the data | 3,494 (2024) |
|---|---|
| Names in the registration data | SL 63 4MATIC |
| Registration years | 2022, 2023, 2024 |
| Engine size | 3,982 cm³ |
| Average mass in running order | 1,970 kg |
| Average distance on the meter | 11,513 km |
Hybrid includes mild hybrids (48 V) as registered by the manufacturer.
Source: European Environment Agency, real-world CO₂ emissions from cars, 2024 data (CC BY 4.0), based on on-board fuel consumption meters (Regulation (EU) 2019/631, Article 12). Grouping by model and engine, averages and percentiles by RealFuelConsumption. Not affiliated with the EEA or the manufacturer.