Used Mercedes-Benz SLK

Used cars, model years and price levels

#21 most popular Mercedes-Benz model in Finland (of 154 models)*

#244 most popular car model in Finland (of 1793 models)*

*measured by number of active listings

For sale
67
Reported sales
104
Asking price (median)
9,400 €
Inspection failure rate
19 %
Average mileage
174,813 km
Time on market (median)
14 days

The Mercedes-Benz SLK is Finland's #21 most popular Mercedes-Benz model: 67 cars are for sale, which is 0.8 % of all cars for sale. The median asking price is 9,400 € and the average is 11,594 €; the cheapest car costs 3,200 € and the priciest 26,380 €. Cars for sale are model years 1997–2014, averaging 22 years old. The most common fuel type is petrol (96% of cars for sale) and the most common body type is convertible (99%). Average mileage is 174,813 km. Median time on market is 14 days. The inspection failure rate averaged 19 % in 2025 periodic inspections.

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Breakdowns

Price estimate

  • Well below market price 7 %
  • Below market price 34 %
  • At market price 38 %
  • Above market price 9 %
  • Well above market price 12 %

Fuel type

  • Petrol 96 %
  • Diesel 4 %

Gearbox

  • Automatic 72 %
  • Manual 28 %

Seller

  • Dealer 57 %
  • Private seller 43 %

Body type

  • Convertible 99 %
  • Coupé 1 %

Inspection failure rate

Failure rate in 2025 periodic inspections, by first registration year

  • Mercedes-Benz SLK
  • All cars

Average failure rate 19 % (903 inspections in 2025, median mileage 136,000 km). Brand average 29.4 %, national average 26.9 %.

Causes of failures

  • This model series
  • All cars
  1. Axles and suspension 51.9 %

    140 defects, All cars 39.4 %

    Front and rear axles, springs and dampers, tyres and wheels

  2. Emissions and leaks 19.6 %

    53 defects, All cars 10.1 %

    Exhaust measurement, OBD system, oil, fluid and fuel leaks

  3. Brakes 15.6 %

    42 defects, All cars 27.7 %

    Service and parking brake, brake dynamometer tests, stability control

  4. Chassis and body 5.2 %

    14 defects, All cars 9.6 %

    Frame, floor pan and sills, exhaust system, fuel tank

2025 periodic inspections recorded 270 defects leading to a failure across 903 inspections. The remaining 8 % of defects fall under other items. The single most common defect item was etuakselisto (59 failures). Most advisories concerned lights and electrics (101).

Figures count defects, not cars: a failed car often has several defects. Shares are calculated from all defects leading to a failure.

Failure rates are not directly comparable between models because typical mileage differs.

Model years

For sale by model year

Median asking price by model year

Prices by model year: for sale and sold
Model yearFor saleAsking price (median)Sold (median)
2014223,895 €26,400 €
2013220,975 €22,495 €
2012621,650 €20,500 €
2011621,190 €19,000 €
2010019,990 €
200829,150 €15,500 €
2007013,450 €
200649,470 €13,900 €
2005611,350 €9,940 €
20041210,600 €10,640 €
200305,845 €
200228,450 €7,500 €
200146,400 €4,922 €
200074,500 €5,300 €
199984,945 €4,849 €
199844,195 €3,925 €
1997210,750 €4,600 €

Price by model year

Average depreciation 9.9 %/yr

Effect of equipment on price

  • Automatic transmission 72% of cars +211 € avg +296 €

Average effect on asking price according to the price estimate model, in cars that have the feature. The share is calculated from Mercedes-Benz SLK cars with a price estimate. The vertical line on the bar and the avg figure show the same feature’s average effect across all models.

Time on market

Time on market (median) 14 days

Largest Mercedes-Benz SLK sellers

Private sellers also have 29 Mercedes-Benz SLK listings. Figures are current listings by dealer chain.

Mercedes-Benz SLK cars by region

Uusimaa: 23Varsinais-Suomi: 12Satakunta: 1Kanta-Häme: 0Etelä-Savo: 0Pirkanmaa: 8Päijät-Häme: 3Kymenlaakso: 3Etelä-Karjala: 2Pohjois-Savo: 2Pohjois-Karjala: 0Keski-Suomi: 4Etelä-Pohjanmaa: 3Pohjanmaa: 1Keski-Pohjanmaa: 0Pohjois-Pohjanmaa: 3Kainuu: 1Lappi: 2Ahvenanmaa: 0
  • 0
  • 1–2
  • 3–6
  • 7–15
  • over 15

All regions

RegionFor saleShareMedian price
Uusimaa2333.8 %11,200 €
Varsinais-Suomi1217.6 %10,645 €
Pirkanmaa811.8 %9,395 €
Keski-Suomi45.9 %11,050 €
Etelä-Pohjanmaa34.4 %9,400 €
Kymenlaakso34.4 %7,900 €
Pohjois-Pohjanmaa34.4 %6,950 €
Päijät-Häme34.4 %6,990 €
Etelä-Karjala22.9 %5,350 €
Lappi22.9 %13,400 €
Pohjois-Savo22.9 %19,240 €
Kainuu11.5 %4,900 €
Pohjanmaa11.5 %11,900 €
Satakunta11.5 %10,000 €
Etelä-Savo00 %
Kanta-Häme00 %
Keski-Pohjanmaa00 %
Pohjois-Karjala00 %

Tap a region on the map or in the table.

Mercedes-Benz SLK listings per day

For sale 71

Value of cars sold (cumulative)

Experiences of Mercedes-Benz SLK

There are no reviews of Mercedes-Benz SLK yet. If you own or have owned one, tell about your experience.

Frequently asked questions

How many Mercedes-Benz SLK cars are for sale in Finland?

There are 67 used Mercedes-Benz SLK cars for sale in Finland.

Where can I find used Mercedes-Benz SLK cars?

There are 67 used Mercedes-Benz SLK cars for sale in Finland. maksimi.fi lists all used Mercedes-Benz SLK cars with prices and price estimates; the largest sellers are Rinta-Joupin Autoliike, Saka, J. Rinta-Jouppi.

How much does a used Mercedes-Benz SLK cost?

The median asking price of Mercedes-Benz SLK cars for sale is 9,400 €, and the average is 11,594 €. Prices range from 3,200 € to 26,380 €.

What have used Mercedes-Benz SLK cars sold for?

104 Mercedes-Benz SLK cars have been sold while tracked. Realised prices vary by model year; for example, model year 2012 cars sold at a median of 20,500 €. Prices are each car's last asking price before the sale.

What model years of the Mercedes-Benz SLK are for sale?

Model years 1997–2014 are for sale. Model year 2004 has the most listings (12 cars).

How popular is the Mercedes-Benz SLK?

The Mercedes-Benz SLK is the #21 most popular Mercedes-Benz model in Finland: its share of Mercedes-Benz cars for sale is 0.8 %.

How much value does a Mercedes-Benz SLK lose per year?

Based on median asking prices by model year, a used Mercedes-Benz SLK's value falls by an average of 9.9% per year. The figure reflects the resale value trend of the used car.

How often does the Mercedes-Benz SLK fail its inspection?

The failure rate of Mercedes-Benz SLK cars in 2025 periodic inspections was 19 % on average (903 inspections, median mileage 136,000 km). The national average was 26.9 %. Failure rates are not directly comparable between models because typical mileage differs.

What causes Mercedes-Benz SLK cars to fail their inspection?

In 2025 periodic inspections, Mercedes-Benz SLK cars recorded 270 defects leading to a failure, most often from: axles and suspension, emissions and leaks, brakes, chassis and body. The single most common defect was etuakselisto. Figures count defects, not cars, because a failed car often has several defects.

How fast does a Mercedes-Benz SLK sell?

Sold Mercedes-Benz SLK cars were listed for a median of 14 days before being sold.

What is the most common fuel type in Mercedes-Benz SLK cars?

The most common fuel type is petrol: 96% of cars for sale.

What share of Mercedes-Benz SLK cars have an automatic gearbox?

72% of Mercedes-Benz SLK cars for sale have an automatic gearbox.

Do dealers or private sellers sell more Mercedes-Benz SLK cars?

57% of cars for sale are dealer listings and 43% are from private sellers.

What is the most common Mercedes-Benz SLK body type?

The most common body type is convertible: 99% of cars for sale.

What is the typical mileage of a Mercedes-Benz SLK?

The average mileage of Mercedes-Benz SLK cars for sale is 174,813 km.

Where in Finland are the most Mercedes-Benz SLK cars for sale?

The largest number of Mercedes-Benz SLK cars for sale is in Uusimaa (23 cars). The next largest regions are Varsinais-Suomi and Pirkanmaa.

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