How much does a used Mercedes C300 cost? Prices, ratings and depreciation by model year
Model year	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
2025 Mercedes C300	£32,418 - £57,605	£43,982	6,900 miles	-£760	25
2026 Mercedes C300	£34,995 - £44,552	£40,548	1,700 miles	-	< 10
2024 Mercedes C300	£30,469 - £36,749	£33,588	13,300 miles	-£7,800	17
2023 Mercedes C300	£25,087 - £36,181	£30,478	19,900 miles	-£5,200	23
2022 Mercedes C300	£20,405 - £31,292	£26,458	37,800 miles	-£2,960	15
2021 Mercedes C300	£15,131 - £28,093	£20,891	43,000 miles	-£1,960	14
2020 Mercedes C300	£13,659 - £22,362	£18,423	54,000 miles	-£1,620	25
2019 Mercedes C300	£13,166 - £21,026	£17,207	63,800 miles	-£1,640	78
2018 Mercedes C300	£13,946 - £21,338	£17,149	61,900 miles	-£200	15
2017 Mercedes C300	£8,415 - £18,198	£14,079	66,000 miles	-£860	15
2016 Mercedes C300	£9,795 - £17,999	£13,554	87,700 miles	-£1,560	13
2015 Mercedes C300	£7,845 - £11,865	£10,048	84,300 miles	-£880	16

*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

Last updated: 29 June 2026

Comparison of Mercedes C300 variants and prices

Below you can compare prices and depreciation for the 6 most popular Mercedes C300 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Mercedes C300 variants and prices
Variant	Price range*	Avg. Price	Median Mileage	Depreciation (12 mth.)	Cars for sale
Mercedes C300 Urban	£32,418 - £38,360	£34,936	5,300 miles	-	< 10
Mercedes C300 AMG Line Premium Plus	£10,058 - £55,806	£31,046	26,900 miles	-£6,180	67
Mercedes C300 AMG Line Premium	£13,000 - £36,820	£21,040	50,500 miles	-£5,480	79
🏆 The most popular Mercedes C300 AMG line	£10,966 - £29,810	£19,300	52,800 miles	-£1,940	100
Mercedes C300 Premium Plus	£11,775 - £19,126	£15,266	66,700 miles	-	< 10
💰 The budget choice Mercedes C300 Premium	£9,091 - £11,197	£10,105	84,300 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

Last updated: 29 June 2026

Which variant should you choose?

💰 The budget choice

The Premium is the cheapest entry point with an average price of £10,105.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most AMG line for sale right now (100), which gives you the most options to choose from.

📈 The best value

The AMG line has held its price stable with minimal loss in value over the past year (-£1,940).

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Mercedes C300 in Manchester

Mercedes C300 Manchester (12)

Mercedes C300 in Manchester • 10 cars with AutoUncle Valuation

Used (2021) Mercedes C300 AMG line 258 HP | Super price

Used (2019) Mercedes C300 AMG line 245 HP | Good price

Used (2021) Mercedes C300 AMG line 245 HP | Fair price

Used (2019) Mercedes C300 AMG line 258 HP | Fair price

Used (2019) Mercedes C300 AMG Line Premium 245 HP | Fair price

Used (2019) Mercedes C300 AMG Line Premium 245 HP | Fair price

Used (2016) Mercedes C300 AMG Line Premium Plus | A bit pricey

Used (2023) Mercedes C300 AMG Line Premium Plus 258 HP

How much does a used Mercedes C300 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation(12 mth.)

Cars for sale