Mercedes CLS300 Valuation: 12 used car listings analysed

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How much does the Mercedes CLS300 depreciate?

Used Mercedes CLS300

A used Mercedes CLS300 (2020) model loses about £43 per month in value.


Factors that affect the depreciation of a Mercedes CLS300:
- Mileage driven
- Maintenance
- Service history


Depreciation is an important part of calculating the total cost of owning a Mercedes CLS300. In addition to the monthly depreciation of £43, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.

How much does a used Mercedes CLS300 cost? Prices, ratings and depreciation by model year

How much does a used Mercedes CLS300 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2020 Mercedes CLS300

£19,950 - £27,950£24,72741,600 miles-£520< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Comparison of Mercedes CLS300 variants and prices

Below you can compare prices and depreciation for the 2 most popular Mercedes CLS300 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Mercedes CLS300 variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

Mercedes CLS300 AMG line

£19,950 - £33,990£25,15141,600 miles-< 10
💰 The budget choice

Mercedes CLS300 AMG Line Premium Plus

£19,995 - £27,950£24,61841,600 miles-< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Which variant should you choose?

💰 The budget choice

The AMG Line Premium Plus is the cheapest entry point with an average price of £24,618.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most AMG line for sale right now (9), which gives you the most options to choose from.

Accuracy will improve as more cars from this variant become available

Mercedes CLS300 (model year 2020) - Price development for the last 12 months and price projection for the next 6 months (June 2025 - November 2026)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2025 - June
£25,780
£24,600£26,960
Estimate
2025 - July
£25,800
£24,460£27,140
Estimate
2025 - August
£25,820
£24,320£27,320
Estimate
2025 - September
£25,840
£24,180£27,500
Estimate
2025 - October
£25,860
£24,040£27,680
Estimate
2025 - November
£25,880
£23,920£27,840
Estimate
2025 - December
£25,900
£23,780£28,020
Estimate
2026 - January
£25,920
£23,640£28,200
Estimate
2026 - February
£25,940
£23,500£28,380
Estimate
2026 - March
£25,960
£23,360£28,560
Estimate
2026 - April
£25,980
£23,220£28,740
Estimate
2026 - May
£25,260
£22,780£27,720
Estimate
2026 - July
£25,000
--
Forecast
2026 - August
£24,880
--
Forecast
2026 - September
£24,740
--
Forecast
2026 - October
£24,620
--
Forecast
2026 - November
£24,480
--
Forecast

All estimates and forecasts are based on actual market data

Average Monthly Depreciation

A summary of the past 12 and an estimation of the next 6 months.

Past 12 months

-£520

Next 6 months

-£780

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Price checked by AutoUncle

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Good price

Fair price

A bit pricey

Expensive

On the hunt for a used Mercedes CLS300?

Are you thinking of getting a used executive car? Then the Mercedes CLS300 is an excellent decision. AutoUncle has 7 used Mercedes CLS300s for sale in UK sourced from numerous dealership websites and online marketplaces.

How much is a pre-owned Mercedes CLS300 worth?

The oldest and cheapest Mercedes CLS300 here on AutoUncle is available for £21,995, and a newer model with a more advanced trim costs around £36,990.

The used car price for the German car is determined by five main factors: the year of the car, engine size and performance, fuel economy, how many miles it has travelled and the equipment level of the car.

For instance, a more recent model with lower mileage, or a luxury edition with a robust engine, usually garners a premium price than, for example, an older model with more kilometres driven or with a lower equipment level.

What equipment variants is the Mercedes CLS300 available in?

The Mercedes CLS300 is accessible in two different equipment options:

  • Mercedes CLS300 AMG Line Premium Plus: Right now you will find 5 cars for sale at an average price of £23,094)
  • [Mercedes CLS300 AMG line]https://www.autouncle.co.uk/en-gb/used-cars/Mercedes/CLS300/t-AMG%20line: 2 cars for sale at an average price of £33,994

While evaluating the cost of a pre-owned Mercedes CLS300, it's crucial to compare vehicles with identical engines and equipment. If you don't, you might draw an inaccurate conclusion about which car to acquire.

What are the available fuel options for the Mercedes CLS300?

Diesel is the only fuel type offered for the Mercedes CLS300. There are currently seven cars available at an average price of £26,208.

We strongly advise considering your driving habits prior to choosing among the various fuel types. How far do you tend to drive in a week? Are they mainly short trips, or do you often find yourself driving longer distances?

If your trips are mostly short, electric, plug-in hybrid or petrol may make the most sense. For daily long-distance driving, the electric car is often ideal - especially with a charger at home or at work. For longer daily commutes, a modern electric car is often suitable - especially if you can charge at home or at work. In a few cases with long journeys and limited charging infrastructure, diesel can be a practical solution. Remember that in some places, high-emission diesel engines are not allowed in urban areas.

In which different body variants are the Mercedes CLS300 available?

The Mercedes CLS300 exists in two different body styles; coupe and sedan, with the coupe being the preferred option. A coupe is a type of body design that prioritises style and sporty driving. The chassis is typically tighter and stronger than that of a sedan or SUV. This type of car is mostly for people without kids and who tend to travel light. Coupes are typically more expensive to buy than their equivalent sedan or hatchback sister models.

What is the price difference between Mercedes CLS300 with different body styles?

  • Mercedes CLS300 coupe: 6 cars - average price £26,911
  • Mercedes CLS300 sedan: 1 car - average price £21,995

Which cars are popular alternatives to Mercedes CLS300?

The Mercedes CLS300 faces stiff competition within its segment.

Most popular choices as an alternative to the Mercedes CLS300

  • Audi A6
  • BMW 520
  • Mercedes E220

The Audi A6 is a top choice when looking for an alternative to the Mercedes CLS300. It has an average sale price of £20,495 and right now you can find 1,362 for sale on AutoUncle.

The BMW 520 is another popular choice in this segment, with 1,282 cars for sale and an average price of £19,995. The Mercedes E220 comes in as the third most popular choice with an average sales price of £14,990 and 917 car for sale at the moment in the UK.

Considering the adoption of an electric car?

If you're in the market for an electric vehicle comparable to the Mercedes CLS300, here are some few recommendations:

Still searching for the ideal electric vehicle? See all our available electric cars here.

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