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Mercedes GLC300 Valuation: 5 used car listings analysed

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Used Mercedes GLC300 Urban 313 HP (230 kW) 2025 Blue SUV
(2025) Mercedes GLC300 Urban 313 HP
£39,890

Super price

You save £4,410
KA8 0LL South Ayrshire, Ayrshire And Arran

49 g CO2/km comb. - 313 HP (230 kW) - 2.2 Mpg

Carwow

Used Mercedes GLC300 AMG line 245 HP (180 kW) 2022 Silver SUV
(2022) Mercedes GLC300 AMG line 245 HP
£29,990

Fair price

Estimated price £29,337
KA8 0LL South Ayrshire, Ayrshire And Arran

173 g CO2/km comb. - 245 HP (180 kW) - 6.6 Mpg

Carwow

Used Mercedes GLB200 AMG line 163 HP (119 kW) 2025 White SUV
(2025) Mercedes GLB200 AMG line 163 HP
£30,890

Fair price

Estimated price £29,735
KA8 0LL South Ayrshire, Ayrshire And Arran

162 g CO2/km comb. - 163 HP (119 kW) - 7.1 Mpg

Carwow

Used Mercedes GLB200 Executive 163 HP (119 kW) 2025 Blue SUV
(2025) Mercedes GLB200 Executive 163 HP
£28,490

Fair price

Estimated price £27,894
KA8 0LL South Ayrshire, Ayrshire And Arran

155 g CO2/km comb. - 163 HP (119 kW) - 6.8 Mpg

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Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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Carwow

Used Mercedes GLA180 Sport Edition 136 HP (100 kW) 2024 Grey SUV
(2024) Mercedes GLA180 Sport Edition 136 HP
£28,490

Fair price

Estimated price £27,481
KA8 0LL South Ayrshire, Ayrshire And Arran

148 g CO2/km comb. - 136 HP (100 kW) - 6.6 Mpg

Carwow

Used Mercedes C300e AMG line 313 HP (230 kW) 2025 Grey Sedan
(2025) Mercedes C300e AMG line 313 HP
£33,990

Good price

You save £2,710
KA8 0LL South Ayrshire, Ayrshire And Arran

12 g CO2/km comb. - 313 HP (230 kW) - 0.5 Mpg

Carwow

Used Mercedes EQE350 AMG line 214 kW (292 HP) 2025 Silver SUV
(2025) Mercedes EQE350 AMG line 292 HP
£41,990

Super price

You save £3,910
KA8 0LL South Ayrshire, Ayrshire And Arran

0 g CO2/km comb. - 214 kW (292 HP) - 16.7 Kwh/100 km

Carwow

Used Mercedes GLC43 AMG AMG 390 HP (286 kW) 2022 Silver SUV
(2022) Mercedes GLC43 AMG AMG 390 HP
£40,990

Fair price

Estimated price £39,638
KA8 0LL South Ayrshire, Ayrshire And Arran

254 g CO2/km comb. - 390 HP (286 kW) - 10.7 Mpg

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Used Porsche Macan 354 HP (260 kW) 2020 White SUV
(2020) Porsche Macan 354 HP
£33,888

Fair price

You save £112
KA8 8DP Ayrshire, Ayrshire And Arran

251 g CO2/km comb. - 354 HP (260 kW) - 10.7 Mpg

Carwow

Used Audi SQ5 Design 313 HP (230 kW) 2014 Blue SUV
(2014) Audi SQ5 Design 313 HP
£16,488

Fair price

Estimated price £15,679
KA8 8DP Ayrshire, Ayrshire And Arran

174 g CO2/km comb. - 313 HP (230 kW) - 6.8 Mpg

Carwow

Used Mini John Cooper Works Countryman 306 HP (225 kW) 2019 Red SUV
(2019) Mini John Cooper Works Countryman 306 HP
£21,995

Fair price

You save £505
KA8 8DP Ayrshire, Ayrshire And Arran

185 g CO2/km comb. - 306 HP (225 kW) - 8.0 Mpg

Carwow

Used BMW X3 xLine 190 HP (139 kW) 2022 White SUV
(2022) BMW X3 xLine 190 HP
£28,888

Fair price

You save £212
KA8 8DP Ayrshire, Ayrshire And Arran

160 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Showing 1 - 5 of 5 results

How much does a used Mercedes GLC300 cost? Prices, ratings and depreciation by model year

How much does a used Mercedes GLC300 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2026 Mercedes GLC300

£39,939 - £68,310£51,3753,900 miles+£1,98080

2025 Mercedes GLC300

£38,670 - £61,688£46,1238,000 miles-£7,840112

2024 Mercedes GLC300

£36,280 - £49,440£42,74916,500 miles-£3,98032

2023 Mercedes GLC300

£28,903 - £44,066£36,44627,500 miles-£8,440115

2022 Mercedes GLC300

£20,117 - £35,045£28,43936,400 miles-£3,84085

2021 Mercedes GLC300

£22,418 - £32,600£27,63550,800 miles-£3,66035

2020 Mercedes GLC300

£18,805 - £31,015£24,42051,400 miles-£3,20082

2019 Mercedes GLC300

£18,830 - £28,870£23,64158,800 miles-£2,70042

*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: 7 August 2026

Comparison of Mercedes GLC300 variants and prices

Below you can compare prices and depreciation for the 4 most popular Mercedes GLC300 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of Mercedes GLC300 variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

📈 The best value

Mercedes GLC300 AMG Line Premium Plus

£25,876 - £65,898£45,90614,100 miles+£10,30089

Mercedes GLC300 Urban

£37,161 - £55,247£43,0454,700 miles-£4,98027
🏆 The most popular

Mercedes GLC300 AMG line

£22,364 - £53,293£36,33424,500 miles+£5,840311
💰 The budget choice

Mercedes GLC300 AMG Line Premium

£20,977 - £43,200£30,89734,200 miles-£2,340144

*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: 7 August 2026

Which variant should you choose?

💰 The budget choice

The AMG Line Premium is the cheapest entry point with an average price of £30,897.

🏆 The most popular

There are the most AMG line for sale right now (311), which gives you the most options to choose from.

📈 The best value

The AMG Line Premium Plus has held its price stable with minimal loss in value over the past year (+£10,300).

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Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Used Mercedes GLC300 by region

Used Mercedes GLC300 by fuel

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