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How much does it cost to run the 2005–2008 Porsche Boxster 3.4 Petrol 295 CV?
Generation 2005–2008
Average monthly cost
373 €25% more expensive than average
At 15,000 km a year, 3.4 Petrol 295 CV version. On top of that, it loses around 3.942 € 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
Porsche Boxster 3.4 Petrol 295 CV specs
Estimated data. This version is from before 2010, when there was no European emissions register yet. Engine, power, fiscal horsepower and price come from the Spanish Tax Agency tables; fuel consumption, CO₂ and weight are estimated from similar cars. How we estimate it
FuelPetrol
Power295 CV217 kW
Real-world consumption11,7 l/100 kmEstimated: no official figure
Engine size3.387 cm³6 cylinders
DGT eco stickerB / CBy year: B (2005), C (2006–2008) · About 235 g/km of CO₂ (estimated)
Fiscal horsepower21,49Band: 20 or more · official tax office figure
Weight1.415 kgEstimated
New price57.000 €2026 tax office tables: 47.800 € to 58.400 € depending on trim
Every Porsche Boxster version, by generation
Porsche Boxster (2015–2016)2 versions
Porsche Boxster (2012–2014)2 versions
Porsche Boxster (2009–2011)2 versionsPorsche Boxster (2005–2008)5 versions · estimated data (before 2010)
Porsche Boxster (2003–2004)2 versions · estimated data (before 2010)
Porsche Boxster (1997–2002)3 versions · estimated data (before 2010)Your numbers
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Your monthly cost
Average estimate · 0 of 6 answers373 €4.471 € a year
- Fuel3.127 € a year261 €/month
- Insurance384 € a year32 €/month
- Maintenance470 € a year39 €/month
- Tyres368 € a year31 €/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 19.710 € (3.942 € a year) and you'd sell it for around 37.290 €.
All in, owning this car costs you 701 € a month.
- Real-world consumption
- 11,7 l/100 km
- Fuel price
- 1,78 €/l
- Road tax
- 112,00 €/year
- Fiscal horsepower
- 21,5
Without your municipality, we use the legal minimum tax and fuel at the national average.
Your monthly cost373 €
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Used Porsche Boxster
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20252024202320222020Approximate prices by age, at 15,000 km a year. Each button opens real listings for that year.
For your car
Save on your Boxster too
At the garage
Garage prices for your Boxster
What each job usually costs in your province: cheap, typical and expensive. So you know if a quote is too high.
For the Porsche Boxster 3.4 Petrol 295 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 32,000 km approx.
Cheap590 €Typical785 €Expensive1.180 €
- 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 Porsche Boxster 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
22.354 € · 373 €/month
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Future value
What will the Porsche Boxster be worth?
A 2008 Porsche Boxster 3.4 Petrol 295 CV is worth around 17.400 € today. In 2031 it will be worth around 13.300 €: this year it loses 1.000 € (83 € a month).
In 5 years (2031)
13.300 €
That year it loses 700 € (−5 %)
For the tax office (10 % of its new price)
5.700 €
- What you'll get for it (market)
- Tax office value (taxes only)
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Questions
Frequently asked questions
How much does the Porsche Boxster 3.4 Petrol 295 CV cost to run per month?+
At 15,000 km a year, the Porsche Boxster 3.4 Petrol 295 CV costs around 373 € a month (4.471 € a year) in fuel, insurance, maintenance, tyres, road tax and ITV. On top of that, bought new it loses around 3.942 € in value each year.
What is the Porsche Boxster 3.4 Petrol 295 CV's real-world fuel consumption?+
There is no official figure for this version in the European register, which starts in 2010. We estimate its NEDC figure was about 10,1 l/100 km and that in real use it takes about 11,7 l/100 km.
How many fiscal horsepower (CVF) does the Porsche Boxster 3.4 Petrol 295 CV have?+
21,49 CVF according to the tax office tables, 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 Porsche Boxster 3.4 Petrol 295 CV get?+
It depends on the year: B (2005), C (2006–2008). The DGT assigns it by the Euro standard on the vehicle's technical sheet; the registration date is the approximation it uses when that isn't known.
Data from 15/10/2026. How we calculate it. This version predates the European emissions register (2010): its data come from the Spanish Tax Agency tables and its fuel consumption is an estimate.