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2025 Mercedes GLC300 • Compare 91 used cars with valuation

Market overview: March-2026 Price Analysis: A used Mercedes GLC300 from 2025 currently costs between £42,995 and £64,298. On average, the mileage for this year stands at 6,352 miles. The depreciation and price trend over the last 12 months is -£300.

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New Mercedes GLC300 AMG line 258 HP (189 kW) 2025 Coupe
2025
(2025) Mercedes GLC300 AMG line 258 HP
£59,220

Good price

You save £1,980
SO182RZ, Hampshire

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

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG line 258 HP
£39,410

Fair price

Estimated price £38,407
HP19 8BL Buckinghamshire, Buckinghamshire

200 g CO2/km comb. - 258 HP (189 kW) - 33.0 Mpg

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2025 Estate
2025
(2025) Mercedes GLC300 AMG line 258 HP
£32,700

Fair price

You save £1,200
RM20 3NL Purfleet-On-Thames, Essex

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

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Used Mercedes GLC300 AMG Line Premium 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG Line Premium 258 HP
£34,950

Good price

You save £2,150
CM1 3BH Essex, Essex

199 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG line 258 HP
£34,995

Good price

You save £1,905
TN24 0HB Willesborough, Kent

193 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG line 258 HP
£33,228

Super price

You save £4,272
RG129FR

193 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG line 258 HP
£31,224

Super price

You save £3,276
SL15PR

193 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG line 258 HP
£28,550

Super price

You save £5,250
N11 1GN Greater London, London

193 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used Mercedes GLC300 AMG line 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG line 258 HP
£26,990

Good price

You save £2,710
CM50ER

193 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used Mercedes GLC300 AMG Line Premium 258 HP (189 kW) 2023 Coupe
2023
(2023) Mercedes GLC300 AMG Line Premium 258 HP
£28,295

Good price

You save £2,505
S80 2QD Nottinghamshire, Nottinghamshire

199 g CO2/km comb. - 258 HP (189 kW) - 8.5 Mpg

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Used BMW X5 M Sport 352 HP (258 kW) 2026 SUV
2026
(2026) BMW X5 M Sport 352 HP
£63,374

Good price

You save £3,326
NE360BQ

199 g CO2/km comb. - 352 HP (258 kW) - 7.3 Mpg

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Used Porsche Macan 265 HP (194 kW) 2025 SUV
2025
(2025) Porsche Macan 265 HP
£48,989

Super price

You save £7,411
UB70LW

227 g CO2/km comb. - 265 HP (194 kW) - 10.0 Mpg

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Used Audi Q7 S-Line 231 HP (169 kW) 2024 SUV
2024
(2024) Audi Q7 S-Line 231 HP
£43,850

Fair price

You save £950
RH107ZJ, West Sussex

209 g CO2/km comb. - 231 HP (169 kW) - 8.0 Mpg

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Used BMW X5 M Sport 298 HP (219 kW) 2026 SUV
2026
(2026) BMW X5 M Sport 298 HP
£63,990

Super price

You save £5,210
SO53 3YU Cross Rise, Hampshire

198 g CO2/km comb. - 298 HP (219 kW) - 7.3 Mpg

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Used BMW X4 M Sport 360 HP (264 kW) 2025 Black SUV
2025
(2025) BMW X4 M Sport 360 HP
£54,990

Fair price

Estimated price £54,247
SO53 3YU Cross Rise, Hampshire

205 g CO2/km comb. - 360 HP (264 kW) - 31.4 Mpg

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Used BMW X4 M Sport 190 HP (139 kW) 2025 Black SUV
2025
(2025) BMW X4 M Sport 190 HP
£45,490

Fair price

You save £1,310
SO53 3YU Cross Rise, Hampshire

159 g CO2/km comb. - 190 HP (139 kW) - 46.3 Mpg

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Used BMW X4 M Sport 190 HP (139 kW) 2025 Black SUV
2025
(2025) BMW X4 M Sport 190 HP
£44,990

Fair price

You save £610
SO53 3YU Cross Rise, Hampshire

159 g CO2/km comb. - 190 HP (139 kW) - 46.3 Mpg

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New BMW X4 M Sport 190 HP (139 kW) 2025 SUV
2025
(2025) BMW X4 M Sport 190 HP
£56,750

Fair price

Estimated price £54,913
S92RQ

159 g CO2/km comb. - 190 HP (139 kW) - 6.1 Mpg

Carwow

Used Audi Q7 231 HP (169 kW) 2024 SUV
2024
(2024) Audi Q7 231 HP
£44,000

Fair price

Estimated price £42,647
CM1 3BH Essex, Essex

219 g CO2/km comb. - 231 HP (169 kW) - 8.4 Mpg

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Used BMW X5 M Sport 298 HP (219 kW) 2025 Black SUV
2025
(2025) BMW X5 M Sport 298 HP
£61,992

Super price

You save £5,908
SO53 3YU Cross Rise, Hampshire

198 g CO2/km comb. - 298 HP (219 kW) - 38.2 Mpg

Showing 1 - 25 of 90 results
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