2020 Mercedes-Benz CLA prices

This 2020 Mercedes-Benz CLA is no longer listed. Here are similar cars for sale now.

There are 205 used 2020 Mercedes-Benz CLA cars for sale from UK dealers on AskCar, as of 7 November 2026. Typical asking price £18,000 (the median: half cost less, half cost more). The cheapest is £8,995. The middle half are priced between £17,000 and £20,500. Median mileage: about 51,000 miles.

Dealers lowered the asking price on more than a third of 2020 Mercedes-Benz CLA cars: 77 of the 205 in the 14 days to 7 November 2026.

2020 Mercedes-Benz CLA prices by engine and mileage

A 2020 Mercedes-Benz CLA 2.0 diesel car typically costs £19,900, against £17,300 for the 1.3 petrol, as of 7 November 2026.

A 2020 Mercedes-Benz CLA 1.3 petrol car with 20,000 to 40,000 miles typically costs £19,600, against £15,900 with 60,000 miles or more.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
1.3 petrol£17,300Too few for sale£19,600£17,500£15,900
2.0 diesel£19,900Too few for sale£25,500£19,600£17,200

Only 4 of the 2020 Mercedes-Benz CLA cars for sale have the 1.9 diesel engine, too few to give a typical asking price.

Only 3 of the 2020 Mercedes-Benz CLA cars for sale have the 1.5 petrol engine, too few to give a typical asking price.

2020 Mercedes-Benz CLA prices by trim

TrimTypical asking price, 2020 cars
AMG Line Premium Plus£19,000
AMG Line£17,000
AMG Line Premium£17,300
AMGToo few for sale
AMG S PlusToo few for sale
Premium PlusToo few for sale
SportToo few for sale
AMG Premium PlusToo few for sale

Only 9 of the 2020 Mercedes-Benz CLA cars for sale are AMG, too few to give a typical asking price.

Only 6 of the 2020 Mercedes-Benz CLA cars for sale are AMG S Plus, too few to give a typical asking price.

Only 4 of the 2020 Mercedes-Benz CLA cars for sale are Premium Plus, too few to give a typical asking price.

Only 3 of the 2020 Mercedes-Benz CLA cars for sale are Sport, too few to give a typical asking price.

Only 2 of the 2020 Mercedes-Benz CLA cars for sale are AMG Premium Plus, too few to give a typical asking price.

Typical asking prices are of 2020 Mercedes-Benz CLA cars for sale on 7 November 2026, and are given only where at least 20 cars with a price are for sale.

2020 Mercedes-Benz CLA against other years

A 2019 Mercedes-Benz CLA car has a typical asking price of £16,200 and a 2021 one £19,500, as of 7 November 2026.

AskCar lists 3,272 used Mercedes-Benz CLA across the UK, from 1,338 dealerships.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2020 Mercedes-Benz CLA cars for sale now, page 1 of 5

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 190 of the 196 cars listed here meet these rules. Pages 2 to 5 list every other 2020 Mercedes-Benz CLA car, cheapest first, including the 6 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 3,190 priced Mercedes-Benz CLA adverts on AskCar as of 7 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2020 Mercedes-Benz CLA.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 9 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value 2020 Mercedes-Benz CLA: priced furthest below the AskCar estimate

These 10 are priced 11% to 19% under their AskCar estimate. Their asking prices run from £11,499 to £26,000.

Cheapest 2020 Mercedes-Benz CLA: the lowest asking prices

These 10 are priced £8,995 to £13,560. They have covered 76,090 to 215,000 miles.

Lowest-mileage 2020 Mercedes-Benz CLA

These 10 have covered 4,624 to 21,146 miles. Their asking prices run from £17,600 to £45,995.

Recently reduced 2020 Mercedes-Benz CLA: the biggest price reductions in the 14 days to 7 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 7 November 2026. Their reductions since AskCar first saw them run from £2,000 to £4,002.

Newly advertised 2020 Mercedes-Benz CLA: first seen by AskCar in the 7 days to 7 November 2026

These 10 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

Mercedes-Benz CLA by gearbox, fuel and body

Mercedes-Benz CLA prices by year

Mercedes-Benz CLA by trim

2020 Mercedes-Benz CLA by price

2020 Mercedes-Benz CLA by trim

Mercedes-Benz CLA by price

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