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How much does it cost to run the 2014–2016 Mercedes-Benz Clase S 3.5 Petrol 306 CV?
Generation 2014–2016
Average monthly cost
329 €10% more expensive than average
At 15,000 km a year, 3.5 Petrol 306 CV version. On top of that, it loses around 6.397 € in value a year. Worked out as if just bought: if it's second-hand, choose its age in «Work out my case».
Petrol
Quick facts
Mercedes-Benz Clase S 3.5 Petrol 306 CV specs
FuelPetrol
Power306 CV225 kW
Real-world consumption9,2 l/100 kmOfficial (NEDC): 6,7 l/100 km
Engine size3.498 cm³
DGT eco stickerC157 g/km of CO₂ (NEDC)
Fiscal horsepower21,9Band: 20 or more
Weight1.935 kg
Approximate price92.500 €New, without discounts
Every Mercedes-Benz Clase S version, by generation
Current Mercedes-Benz Clase S (since 2021)8 versionsPlug-in hybrid2 versions
Mercedes-Benz Clase S (2018–2020)4 versionsPetrol1 version
Plug-in hybrid1 version
Mercedes-Benz Clase S (2017)3 versionsPetrol1 version
Mercedes-Benz Clase S (2014–2016)5 versions
Mercedes-Benz Clase S (2013)1 versionDiesel1 version
Mercedes-Benz Clase S (2009–2012)8 versionsPetrol5 versions
Mercedes-Benz Clase S (2006–2008)6 versions · estimated data (before 2010)Petrol4 versions
Mercedes-Benz Clase S (2003–2005)6 versions · estimated data (before 2010)Petrol4 versions
Mercedes-Benz Clase S (1999–2002)5 versions · estimated data (before 2010)Your numbers
Work out what you'd spend
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Question 1 of 6
Which engine does it have, or do you want?
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Your monthly cost
Average estimate · 0 of 6 answers329 €3.943 € a year
- Fuel2.451 € a year204 €/month
- Insurance386 € a year32 €/month
- Maintenance470 € a year39 €/month
- Tyres515 € a year43 €/month
- Road tax112 € a year9 €/month
- ITV9 € a year1 €/month
Indicative insurance for a average driver: 40 years old, 15+ years with a licence, no claims. Each insurer calculates in its own way. ·
Separately: what it loses in value
You don't pay it every month, but you notice it when you sell. In 5 years it will lose around 31.986 € (6.397 € a year) and you'd sell it for around 60.514 €.
All in, owning this car costs you 862 € a month.
- Real-world consumption
- 9,2 l/100 km
- Fuel price
- 1,78 €/l
- Road tax
- 112,00 €/year
- Fiscal horsepower
- 21,9
Without your municipality, we use the legal minimum tax and fuel at the national average.
Your monthly cost329 €
Used car deals
Used Mercedes-Benz Clase S
By year of registration, with an approximate price. Tap to see real listings.
20252024202320222020Approximate prices by age, at 15,000 km a year. Each button opens real listings for that year.
For your car
Save on your Clase S too
At the garage
Garage prices for your Clase S
What each job usually costs in your province: cheap, typical and expensive. So you know if a quote is too high.
For the Mercedes-Benz Clase S 3.5 Petrol 306 CV, VAT included.
Service with oil and filters
Every year or 15,000-30,000 km
Cheap115 €Typical170 €Expensive240 €Timing belt kit
Every 5-10 years or 90,000-200,000 km
Cheap435 €Typical595 €Expensive830 €Clutch
Usually between 120,000 and 200,000 km
Cheap590 €Typical800 €Expensive1.100 €Front brake pads
Every 30,000-50,000 km
Cheap100 €Typical150 €Expensive210 €Front brake discs and pads
Every 60,000-100,000 km
Cheap270 €Typical385 €Expensive525 €12 V battery
Every 4-6 years
Cheap165 €Typical230 €Expensive305 €Front shock absorbers
Every 80,000-120,000 km
Cheap335 €Typical475 €Expensive655 €Air conditioning recharge
When it isn't cooling well
Cheap80 €Typical125 €Expensive180 €4 tyres fitted
Every 25,000 km approx.
Cheap645 €Typical860 €Expensive1.290 €
- Cheap Local garage, equivalent parts
- Typical Chain or independent multi-brand garage
- Expensive Main dealer, original parts
Approximate price: typical labour hours × the garage's hourly rate + parts, adjusted to your area. Always ask for a written quote.
Garages near you
8611 garages and tyre shops across Spain, from OpenStreetMap. Type your town or postcode, or use your location.
Your location never leaves your browser: only the garages for your area are downloaded.
OpenStreetMap data from 16/10/2026. Straight-line distances. OpenStreetMap has no ratings: reviews are on Google Maps. Opening hours and phone numbers may be out of date; if something is wrong, anyone can fix it on OpenStreetMap. © OpenStreetMap contributors (ODbL)
Long term
What you'll have spent
What the Mercedes-Benz Clase S will have cost you in running costs, depending on how many years you keep it. From year five, the garage bills go up a bit and the ITV comes round more and more often.
After 5 years
19.716 € · 329 €/month
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Future value
What will the Mercedes-Benz Clase S be worth?
A 2015 Mercedes-Benz Clase S 3.5 Petrol 306 CV is worth around 42.400 € today. In 2031 it will be worth around 31.800 €: this year it loses 2.400 € (200 € a month).
In 5 years (2031)
31.800 €
That year it loses 1.700 € (−5 %)
For the tax office (10 % of its new price)
9.250 €
- What you'll get for it (market)
- Tax office value (taxes only)
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Questions
Frequently asked questions
How much does the Mercedes-Benz Clase S 3.5 Petrol 306 CV cost to run per month?+
At 15,000 km a year, the Mercedes-Benz Clase S 3.5 Petrol 306 CV costs around 329 € a month (3.943 € a year) in fuel, insurance, maintenance, tyres, road tax and ITV. On top of that, bought new it loses around 6.397 € in value each year.
What is the Mercedes-Benz Clase S 3.5 Petrol 306 CV's real-world fuel consumption?+
Its official figure is 6,7 l/100 km on the NEDC cycle, the pre-2018 one. In real use we estimate about 9,2 l/100 km: cars of its time really used around 36% more than their official figure, according to the ICCT.
How many fiscal horsepower (CVF) does the Mercedes-Benz Clase S 3.5 Petrol 306 CV have?+
About 21,9 CVF, so it pays road tax in the 20 or more fiscal horsepower band. The exact amount depends on your council.
Which DGT eco sticker does the Mercedes-Benz Clase S 3.5 Petrol 306 CV get?+
The C label, as a petrol car from 2014–2015.
Data from 15/10/2026. How we calculate it. This version was registered 36 times in Spain (2014–2015), according to the European Environment Agency.