Mercedes-Benz CLK-Class statistics

• Licensed in Great Britain 18,679 −13.6% on a year earlier
• Declared SORN 11,385 Off the road, not taxed
• MOT first-time pass rate, 2025 63.1% Cars of the same ages 59.6%
• Rank by number licensed No. 251 of 1,159 models we cover
• Peak year 2009 69,814 licensed
• Average annual mileage 3,939 miles a year

How many Mercedes-Benz CLK-Classes are left in Great Britain?

There were 18,679 Mercedes-Benz CLK-Classes licensed in Great Britain at the end of March 2026, and a further 11,385 declared off the road (SORN). That is 73.2% fewer than the peak of 69,814 in 2009.

Mercedes-Benz CLK-Class versions

3 versions of the Mercedes-Benz CLK-Class have their own page. The figures above include every version; each version page covers only the cars DVLA records under that version’s name.

Mercedes-Benz CLK-Class MOT reliability

In 2025, 63.1% of Mercedes-Benz CLK-Class MOT tests were passed first time, against 72.8% for all cars. Cars of the same ages as the Mercedes-Benz CLK-Classes tested pass 59.6% of the time, so the Mercedes-Benz CLK-Class does better than average for its age, by 3.5 points. In 2024 its pass rate was 62.2%.

Mercedes-Benz CLK-Class MOT failures

Suspension is the most common reason a Mercedes-Benz CLK-Class fails its MOT, appearing on 49.4% of failed tests. A failed test can have defects in more than one category, so shares add up to more than 100%. 9.3% of Mercedes-Benz CLK-Class tests found at least one dangerous defect, against 7.3% for all cars.

Most common Mercedes-Benz CLK-Class MOT defects and advisories

The single most common reason a Mercedes-Benz CLK-Class failed its MOT in 2025 was “Suspension arms: ball joint excessively worn”, on 17.6% of 9,231 failed tests. 66.5% of tests ended with at least one advisory, a problem to watch that did not fail the test; the most common was “Rigid brake pipes: corroded, covered in grease or other material”. The same fault on any wheel or side counts once.

Mercedes-Benz CLK-Class by year

11 years of the Mercedes-Benz CLK-Class, by year of first registration, have their own page with MOT results, common faults, mileage and how many are left. Against all cars of the same age, the 2000 cars did best at their 2025 MOT (70.8% passed first time) and the 2009 cars worst (60.6%).

Mercedes-Benz CLK-Class engine sizes and fuel types

Of the 19,859 Mercedes-Benz CLK-Classes licensed in the UK at the end of 2025, 28.1% have an engine of 1,701cc to 1,800cc, and 17.2% have an engine of 3,101cc to 3,200cc. The share with an engine of 1,701cc to 1,800cc has grown from 17.4% in 2014 to 28.1%.

United Kingdom figures from DfT table VEH0220 (licensed cars at the end of each year, SORN excluded), so they differ slightly from the Great Britain counts elsewhere on this page. How we use engine sizes.

Mercedes-Benz CLK-Class fuel economy and CO2

The Vehicle Certification Agency’s new car data lists the Mercedes-Benz CLK-Class from 2000, when the data begins, to 2010. On the NEDC test (listings 2000 to 2010), official combined fuel economy for its petrol and diesel versions ranges from 18.5 to 44.8 mpg, with CO2 of 167 to 369 g/km.

Source:VCA July 2000 to 15 September 2026 Updated 15 Sept 2026

• Official figures from laboratory type-approval tests. VCA says they may not be achieved in real-world driving, and should not be used to rank cars with similar figures.
• Engine sizes are rounded to the nearest 0.1 litre. A version is one line in VCA’s data (description, gearbox, engine and fuel), counted once however many years it was listed. Matched from VCA’s model names “CLK (C209) Coupé”, “CLK (A209) Cabriolet”, “CLK Coupé (C209)”, “CLK Cabriolet (A209)”. How we use VCA’s figures.

Mercedes-Benz CLK-Class safety recalls

DVSA lists 5 safety recalls for the Mercedes-Benz CLK-Class since 1992, the first in 2008. The most recent was launched on 6 February 2023.

All 5 Mercedes-Benz CLK-Class recalls, with defects, remedies and build dates

A recall applies to cars built on particular dates or with particular VINs, not to every Mercedes-Benz CLK-Class. The details come from manufacturers through DVSA, which says they may be delayed or incomplete. To check a specific car, use GOV.UK’s vehicle recall check or ask the manufacturer or a dealer. How we match recalls to models.

Source:DVSA,UK Motoring analysis January 1992 to September 2026 Updated 15 Sept 2026

Compare the Mercedes-Benz CLK-Class with other Mercedes-Benz models