2003 Mercedes-Benz CLK 5.0 CLK500 Avantgarde
Price: £5,950. Above the going rate: £466 (8%) over the AskCar estimate of £5,484, our expected asking price for this car from its model, age, mileage and specification, drawing on 70 priced Mercedes-Benz CLK adverts on AskCar as of 6 November 2026.
AskCar lists 95 used Mercedes-Benz CLK from 81 UK dealerships, as of 6 November 2026.
Overview
- Make: Mercedes-Benz
- Model: CLK
- Trim: Avantgarde
- Version: 5.0 CLK500 Avantgarde Auto RWD Euro 4 2dr Cabriolet (306 bhp)
- Year: 2003
- Mileage: 80,000 miles
- Fuel: Petrol
- Body: Convertible, 2 doors, 4 seats
- Engine: 5.0 litres, 306 bhp
- Gearbox: Automatic
- Drive: Rear-wheel drive
- Colour: Blue
- CO2: 278 g/km
- Emissions standard: Euro 4, ULEZ compliant
About this car
The advertised mileage for this 2003 Mercedes-Benz CLK Avantgarde is 80,000 miles. Its asking price of £5,950 is £466 above the AskCar estimate of £5,484. The AskCar estimate draws on 70 Mercedes-Benz CLK adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 24 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Newtons of Ashley, based in Dorset. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 6 November 2026.
Price
Above the going rate: £466 (8%) over the AskCar estimate of £5,484.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 70 priced Mercedes-Benz CLK adverts across different ages and specifications, as of 6 November 2026.
Time on sale
This 2003 Mercedes-Benz CLK has been on sale for at least 24 days.
Price history
AskCar first saw this advert on 13 October 2026 at £5,950. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 5 May 2027.
It has had 24 MOTs. The latest, on 22 April 2026, passed.
Advisories at the latest test: front oil leak, but not excessive.
Mileage at that test: 80,482 miles, which matches the advertised 80,000 miles.
Browse all Mercedes-Benz CLK cars for sale · 2003 Mercedes-Benz CLK price guide
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Photos
23 photos of this car are on its AskCar page.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.