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Mercedes C300 (AMG Line Premium) • 65 cars with analysis

Average sales data

Avg. price

£21,825

Cars found

77

Depreciation

-

Avg. sale time

-

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Carwow

Used Mercedes C300 AMG Line Premium 245 HP (180 kW) 2020 Coupe
AMG Line Premium
(2020) Mercedes C300 AMG Line Premium 245 HP
£13,500

Good price

You save £2,100
WD3 3RT Croxley Green, Hertfordshire

145 g CO2/km comb. - 245 HP (180 kW) - 5.5 Mpg

Carwow

Used Mercedes C300 AMG Line Premium Plus 258 HP (189 kW) 2019 Grey Coupe
AMG Line Premium Plus
(2019) Mercedes C300 AMG Line Premium Plus 258 HP
£21,895

Fair price

Estimated price £20,896
GU24 9PL West End, Surrey

163 g CO2/km comb. - 258 HP (189 kW) - 7.2 Mpg

Carwow

Used Mercedes C300 AMG line 258 HP (189 kW) 2019 Silver Sedan
AMG line
(2019) Mercedes C300 AMG line 258 HP
£17,832

Super price

You save £3,068
RM13 8RH Greater London, London

148 g CO2/km comb. - 258 HP (189 kW) - 7.1 Mpg

Carwow

Used Mercedes C300 AMG Line Premium Plus 258 HP (189 kW) 2025 Sedan
AMG Line Premium Plus
(2025) Mercedes C300 AMG Line Premium Plus 258 HP
£33,975

Fair price

Estimated price £33,524
BL99ST

152 g CO2/km comb. - 258 HP (189 kW) - 6.6 Mpg

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Super price

Good price

Fair price

A bit pricey

Expensive

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Carwow

Used Mercedes C300 AMG line 265 HP (194 kW) 2025 Sedan
AMG line
(2025) Mercedes C300 AMG line 265 HP
£31,650

Fair price

You save £550
CM1 3BH Essex, Essex

134 g CO2/km comb. - 265 HP (194 kW) - 5.1 Mpg

Carwow

Used Mercedes CLA250 AMG line 224 HP (164 kW) 2022 Coupe
AMG line
(2022) Mercedes CLA250 AMG line 224 HP
£17,999

Good price

You save £1,801
S648AA

158 g CO2/km comb. - 224 HP (164 kW) - 6.9 Mpg

Carwow

Used BMW 530 M Sport 252 HP (185 kW) 2020 Black Sedan
M Sport
(2020) BMW 530 M Sport 252 HP
£22,500

Fair price

You save £900
BL9 6HH Greater Manchester, Manchester

161 g CO2/km comb. - 252 HP (185 kW) - 7.1 Mpg

Carwow

Used Audi TT S-Line 197 HP (144 kW) 2023 Coupe
S-Line
(2023) Audi TT S-Line 197 HP
£17,195

Super price

You save £3,805
W1H7AB

158 g CO2/km comb. - 197 HP (144 kW) - 6.9 Mpg

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Carwow

Used Mercedes CLA250 AMG line 224 HP (164 kW) 2021 Black Coupe
AMG line
(2021) Mercedes CLA250 AMG line 224 HP
£22,899

Fair price

You save £701
B69 2AS West Midlands, West Midlands

154 g CO2/km comb. - 224 HP (164 kW) - 6.8 Mpg

Carwow

Used BMW 530 M Sport 265 HP (194 kW) 2020 Sedan
M Sport
(2020) BMW 530 M Sport 265 HP
£20,995

Super price

You save £5,105
RG263JE

174 g CO2/km comb. - 265 HP (194 kW) - 6.6 Mpg

Carwow

Used BMW 530 M Sport 258 HP (189 kW) 2016 Sedan
M Sport
(2016) BMW 530 M Sport 258 HP
£16,490

Fair price

Estimated price £16,099
RG75JF

144 g CO2/km comb. - 258 HP (189 kW) - 5.5 Mpg

Carwow

Used Audi TT S-Line 245 HP (180 kW) 2023 Coupe
S-Line
(2023) Audi TT S-Line 245 HP
£20,850

Super price

You save £3,350
N11 1GN Greater London, London

182 g CO2/km comb. - 245 HP (180 kW) - 8.0 Mpg

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Used Audi TT S-Line 245 HP (180 kW) 2021 Coupe
S-Line
(2021) Audi TT S-Line 245 HP
£16,450

Good price

You save £1,750
N11 1GN Greater London, London

164 g CO2/km comb. - 245 HP (180 kW) - 7.2 Mpg

Carwow

Used Mercedes SLC200 AMG line 184 HP (135 kW) 2017 Obsidian black Cabriolet
AMG line
(2017) Mercedes SLC200 AMG line 184 HP
£17,950

Fair price

You save £250
CO2 8HA Essex, Essex

173 g CO2/km comb. - 184 HP (135 kW) - 7.3 Mpg

Carwow

Used Mercedes CLA45 AMG AMG 360 HP (264 kW) 2015 Red Coupe
AMG
(2015) Mercedes CLA45 AMG AMG 360 HP
£19,999

Fair price

Estimated price £19,857
CM23 3LJ Hertfordshire, Hertfordshire

165 g CO2/km comb. - 360 HP (264 kW) - 7.1 Mpg

Carwow

Used Mercedes CLA250 AMG line 224 HP (164 kW) 2022 Coupe
AMG line
(2022) Mercedes CLA250 AMG line 224 HP
£19,762

Good price

You save £2,038
PO2 9QZ Hilsea, Hampshire

154 g CO2/km comb. - 224 HP (164 kW) - 6.8 Mpg

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Carwow

Used BMW 530 Comfort Edition 265 HP (194 kW) 2019 Blue Sedan
Comfort Edition
(2019) BMW 530 Comfort Edition 265 HP
£17,495

Super price

You save £4,705
Hampshire, Hampshire

167 g CO2/km comb. - 265 HP (194 kW) - 6.4 Mpg

Carwow

Used Audi TTS Design 310 HP (228 kW) 2018 Coupe
Design
(2018) Audi TTS Design 310 HP
£16,999

Fair price

You save £1,001
CV93NB

159 g CO2/km comb. - 310 HP (228 kW) - 6.9 Mpg

Carwow

Used Audi TT S-Line 230 HP (169 kW) 2018 Coupe
S-Line
(2018) Audi TT S-Line 230 HP
£15,999

Good price

You save £2,201
SA18QB Skewen, West Glamorgan

153 g CO2/km comb. - 230 HP (169 kW) - 6.6 Mpg

Carwow

Used Audi TT Black Edition 245 HP (180 kW) 2021 Coupe
Black Edition
(2021) Audi TT Black Edition 245 HP
£21,199

Fair price

Estimated price £20,784
CW7 Cheshire West And Chester, Cheshire

165 g CO2/km comb. - 245 HP (180 kW) - 7.3 Mpg

Showing 1 - 25 of 77 results

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

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

£31,187 - £55,998£43,3467,100 miles-£3,22027

2024 Mercedes C300

£29,642 - £34,102£32,18823,400 miles-£8,28014

2023 Mercedes C300

£24,501 - £35,179£30,38621,100 miles-£3,62027

2022 Mercedes C300

£22,160 - £31,246£26,93238,900 miles-£4,66016

2021 Mercedes C300

£15,545 - £25,950£20,97046,900 miles-£1,260< 10

2020 Mercedes C300

£13,544 - £22,259£17,37363,000 miles-£1,52024

2019 Mercedes C300

£13,000 - £21,501£17,14764,000 miles-£1,76074

2018 Mercedes C300

£13,921 - £21,182£16,99664,500 miles-£96019

2017 Mercedes C300

£7,690 - £20,022£13,96865,300 miles-£62017

2016 Mercedes C300

£8,353 - £17,999£12,84290,400 miles-£1,06015

2015 Mercedes C300

£8,792 - £12,813£10,40984,300 miles-£1,16013

*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: 17 July 2026

Comparison of Mercedes C300 variants and prices

Below you can compare prices and depreciation for the 4 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 AMG Line Premium Plus

£10,003 - £55,231£30,49431,000 miles-£2,66064

Mercedes C300 AMG Line Premium

£13,075 - £36,534£21,41145,700 miles-£5,46065
🏆 The most popular

Mercedes C300 AMG line

£10,743 - £29,673£19,34752,300 miles-£140111
💰 The budget choice

Mercedes C300 Premium Plus

£9,946 - £16,259£12,98471,000 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: 17 July 2026

Which variant should you choose?

💰 The budget choice

The Premium Plus is the cheapest entry point with an average price of £12,984.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most AMG line for sale right now (111), 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 (-£140).

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Mercedes C300

Price Information

Mercedes C300

Price ratingAverage price

Super

£15,995

Good

£18,920

Fair

£20,118

Poor

£28,796

Bad

£27,998

Price valuation FAQs