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Mercedes GLC300 (AMG line) • 297 cars with analysis

Market overview: Market price for Mercedes GLC300 (AMG line): The average price is £34,283, ranging from £20,736 to £52,404. Among 297 cars with the AMG line trim, AutoUncle identified 96 good deals listed below market value.

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AMG line

(2020) Mercedes GLC300 AMG line 245 HP

£28,995

Fair price

Estimated price £28,238

PL68BB Plymouth, Devon

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

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AMG line

(2023) Mercedes GLC300 AMG line 245 HP

£31,995

Fair price

You save £5

CO3 8PH Stanway, Essex

183 g CO2/km comb. - 245 HP (180 kW) - 6.9 Mpg

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AMG line

(2023) Mercedes GLC300 AMG line 245 HP

£32,995

Super price

You save £3,505

CO3 8PH Stanway, Essex

182 g CO2/km comb. - 245 HP (180 kW) - 6.9 Mpg

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AMG line

(2025) Mercedes GLC300 AMG line 258 HP

£36,780

Good price

You save £2,720

RG1 8EQ Berkshire, Berkshire

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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Good price

Fair price

A bit pricey

Expensive

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1 / 4

Used (2023) Mercedes GLC300 AMG line 258 HP | Good price

GLC Coupe 2023 AMG Line 4Matic

2023
54,686 miles
Trim level: AMG line
2.0L Petrol
Coupe
Automatic
258 HP (189 kW)
CO2 emissions: 193 g CO2/km comb.
8.5 mpg
Details

Good price

£27,990

£28,980

IP3 9SJ Suffolk, Suffolk

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-10%

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Used (2023) Mercedes GLC300 AMG line 258 HP | Super price

GLC Coupe 2023 AMG Line 4Matic

2023
44,743 miles
Trim level: AMG line
2.0L Petrol
Coupe
Automatic
258 HP (189 kW)
CO2 emissions: 193 g CO2/km comb.
8.5 mpg
Details

Super price

£28,190

£31,500

RM20 3WJ Thurrock, Essex

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1 / 4

Used (2026) Mercedes GLC300 AMG line 258 HP | Super price

4Matic AMG Line 5dr 9G-Tronic

2026
3,313 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Super price

£39,890

£39,990

RM20 3WJ Thurrock, Essex

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-4%

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Used (2022) Mercedes GLC300 AMG line 245 HP | Super price

GLC 2022 AMG Line 4Matic 9G-Tr

2022
52,807 miles
Trim level: AMG line
2.0L Diesel
SUV
Automatic
245 HP (180 kW)
CO2 emissions: 173 g CO2/km comb.
6.6 mpg
Details

Super price

£26,059

£27,219

RG12 9FR Berkshire, Berkshire

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AMG line

(2024) Mercedes GLC300 AMG line 269 HP

£38,950

Fair price

Estimated price £37,809

BB13HT Hyndburn, Lancashire

150 g CO2/km comb. - 269 HP (197 kW) - 5.7 Mpg

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AMG line

(2026) Mercedes GLC300 AMG line 258 HP

£38,490

Super price

You save £6,310

IP3 9SJ Suffolk, Suffolk

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£28,295

Super price

You save £3,805

LE10 3DJ Leicestershire, Leicestershire

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

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£33,495

Good price

You save £1,705

S80 2QD Nottinghamshire, Nottinghamshire

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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Used (2025) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2025 AMG Line 4Matic 9G-Tr

2025
21,025 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£38,022

£38,623

RG12 9FR Berkshire, Berkshire

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-1%

1 / 4

Used (2025) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2025 AMG Line 4Matic 9G-Tr

2025
17,733 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£38,434

£39,044

SL1 5PR Berkshire, Berkshire

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-8%

1 / 4

Used (2026) Mercedes GLC300 AMG line 258 HP | Super price

GLC 2026 AMG Line 4Matic 9G-Tr

2026
11,674 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Super price

£38,490

£42,090

IP3 9SJ Suffolk, Suffolk

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-2%

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Used (2025) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2025 AMG Line 4Matic 9G-Tr

2025
26,455 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£37,238

£38,039

HP19 8BL Buckinghamshire, Buckinghamshire

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-1%

1 / 4

Used (2025) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2025 AMG Line 4Matic 9G-Tr

2025
22,395 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
8.3 mpg
Details

Good price

£37,870

£38,444

HP9 1QL Buckinghamshire, Buckinghamshire

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-1%

1 / 3

Used (2023) Mercedes GLC300 AMG line 258 HP | Super price

GLC Coupe 2023 AMG Line 4Matic AMG

2023
35,763 miles
Trim level: AMG line
3.0L Petrol
Coupe
Automatic
258 HP (189 kW)
CO2 emissions: 193 g CO2/km comb.
8.5 mpg
Details

Super price

£27,504

£27,797

SO31 7FL Lower Swanwick, Hampshire

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£35,990

Fair price

Estimated price £35,645

SS6 7FY Essex, Essex

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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AMG line

(2022) Mercedes GLC300 AMG line 245 HP

£28,699

Super price

You save £3,601

TS18 3RW Stockton-On-Tees, Durham

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

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AMG line

(2026) Mercedes GLC300 AMG line 258 HP

£39,890

Super price

You save £5,610

RM20 3WJ Thurrock, Essex

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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AMG line

(2025) Mercedes GLC300 AMG line 258 HP

£37,870

Good price

You save £1,830

HP9 1QL Buckinghamshire, Buckinghamshire

165 g CO2/km comb. - 258 HP (189 kW) - 8.3 Mpg

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Used (2023) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2023 AMG Line 4Matic 9G-Tr

2023
16,240 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£35,221

£36,991

G46 6AA Giffnock, Renfrewshire

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-29%

1 / 4

Used (2020) Mercedes GLC300 AMG line 245 HP | Good price

GLC 2020 AMG Line 4Matic 9G-Tr

2020
54,537 miles
Trim level: AMG line
2.0L Diesel
SUV
Automatic
245 HP (180 kW)
CO2 emissions: 173 g CO2/km comb.
40.4 mpg
Details

Good price

£21,350

£30,430

PE1 5XL Peterborough, Cambridgeshire

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-2%

1 / 4

Used (2023) Mercedes GLC300 AMG line 245 HP | Good price

GLC Coupe 2023 AMG Line 4Matic

2023
31,854 miles
Trim level: AMG line
2.0L Diesel
Coupe
Automatic
245 HP (180 kW)
CO2 emissions: 182 g CO2/km comb.
6.9 mpg
Details

Good price

£33,124

£33,892

S41 9EG Old Whittington, Derbyshire

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-6%

1 / 1

Used (2023) Mercedes GLC300 AMG line 258 HP | Super price

4Matic 5dr 9G-Tronic

2023
55,540 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 193 g CO2/km comb.
8.5 mpg
Details

Super price

£25,200

£26,850

CM1 3BH Essex, Essex

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1 / 4

Used (2026) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2026 AMG Line 4Matic 9G-Tr

2026
2,841 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£42,980

£43,259

RG1 8EQ Berkshire, Berkshire

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1 / 4

Used (2025) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2025 AMG Line 4Matic 9G-Tr

2025
4,000 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£39,995

£39,990

IP3 9SJ Suffolk, Suffolk

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-6%

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Used (2025) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2025 AMG Line 4Matic 9G-Tr

2025
23,526 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£36,780

£39,187

RG1 8EQ Berkshire, Berkshire

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-2%

1 / 4

Used (2026) Mercedes GLC300 AMG line 258 HP | Good price

GLC 2026 AMG Line 4Matic 9G-Tr

2026
4,662 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Good price

£42,980

£44,267

RG1 8EQ Berkshire, Berkshire

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-6%

1 / 4

Used (2022) Mercedes GLC300 AMG line 245 HP | Super price

GLC 4Matic AMG Line Premium 5dr

2022
31,994 miles
Trim level: AMG line
2.0L Diesel
SUV
Automatic
245 HP (180 kW)
CO2 emissions: 173 g CO2/km comb.
6.6 mpg
Details

Super price

£28,699

£30,549

TS18 3RW Stockton-On-Tees, Durham

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-7%

1 / 4

Used (2020) Mercedes GLC300 AMG line 245 HP | Good price

GLC 2020 AMG Line 4Matic 9G-Tr

2020
44,008 miles
Trim level: AMG line
2.0L Diesel
SUV
Automatic
245 HP (180 kW)
CO2 emissions: 173 g CO2/km comb.
6.6 mpg
Details

Good price

£23,449

£25,249

EH15 1BT Edinburgh, Edinburgh

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£34,995

Fair price

You save £505

TR2 4HX Probus, Cornwall

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£35,221

Good price

You save £1,679

G46 6AA Giffnock, Renfrewshire

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

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AMG line

(2020) Mercedes GLC300 AMG line 245 HP

£30,350

Fair price

Estimated price £30,155

N11 1GN Greater London, London

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

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AMG line

(2023) Mercedes GLC300 AMG line 272 HP

£33,495

Fair price

Estimated price £33,248

S80 2QD Nottinghamshire, Nottinghamshire

199 g CO2/km comb. - 272 HP (200 kW) - 8.5 Mpg

New

1 / 4

Used (2023) Mercedes GLC300 AMG line 245 HP | Super price

GLC Coupe 2023 AMG Line 4Matic

2023
27,394 miles
Trim level: AMG line
2.0L Diesel
Coupe
Automatic
245 HP (180 kW)
CO2 emissions: 182 g CO2/km comb.
6.9 mpg
Details

Super price

£32,995

CO3 8PH Stanway, Essex

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1 / 4

Used (2026) Mercedes GLC300 AMG line 258 HP | Super price

GLC 2026 AMG Line 4Matic 9G-Tr

2026
4,439 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 165 g CO2/km comb.
7.3 mpg
Details

Super price

£40,645

£40,795

TA12EJ Somerset, Somerset

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1 / 4

Used (2023) Mercedes GLC300 AMG line 258 HP | Super price

GLC Coupe 2023 AMG Line 4Matic

2023
44,880 miles
Trim level: AMG line
2.0L Petrol
Coupe
Automatic
258 HP (189 kW)
CO2 emissions: 193 g CO2/km comb.
8.5 mpg
Details

Super price

£28,595

£28,795

S80 2QD Nottinghamshire, Nottinghamshire

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-4%

1 / 4

Used (2020) Mercedes GLC300 AMG line 258 HP | Good price

GLC 4Matic AMG Line 5dr 9G-Tro

2020
46,223 miles
Trim level: AMG line
2.0L Petrol
SUV
Automatic
258 HP (189 kW)
CO2 emissions: 191 g CO2/km comb.
8.3 mpg
Details

Good price

£21,499

£22,399

M417TB Urmston, Manchester

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-4%

1 / 4

Used (2023) Mercedes GLC300 AMG line 258 HP | Good price

GLC Coupe 2023 AMG Line 4Matic

2023
59,441 miles
Trim level: AMG line
2.0L Petrol
Coupe
Automatic
258 HP (189 kW)
CO2 emissions: 193 g CO2/km comb.
8.5 mpg
Details

Good price

£27,090

£28,470

WF2 7UA West Yorkshire, West Yorkshire

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AMG line

(2025) Mercedes GLC300 AMG line 258 HP

£38,434

Good price

You save £2,066

SL1 5PR Berkshire, Berkshire

165 g CO2/km comb. - 258 HP (189 kW) - 7.3 Mpg

Carwow

AMG line

(2022) Mercedes GLC300 AMG line 245 HP

£32,990

Fair price

You save £1,310

LS12 6BZ West Yorkshire, West Yorkshire

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

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£37,371

Fair price

Estimated price £36,952

G46 6AA Giffnock, Renfrewshire

171 g CO2/km comb. - 258 HP (189 kW) - 7.4 Mpg

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AMG line

(2023) Mercedes GLC300 AMG line 258 HP

£28,995

Super price

You save £3,605

LE10 3DJ Leicestershire, Leicestershire

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

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