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Mercedes C250 (diesel) • 336 cars with Valuation

Market overview: Diesel Mercedes C250 (September-2026): There are currently 336 used diesel Mercedes C250 cars for sale. Prices range from £4,495 to £17,492, with a median price of £11,770. AutoUncle has identified 70 cars as being offered below market price. The typical selling time for a diesel Mercedes C250 is approximately 30 days, and 45.3% of the listings have recently been reduced in price (Source: AutoUncle market data, September-2026).

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Used Mercedes C250 AMG line 204 HP (150 kW) 2018 Black Sedan

(2018) Mercedes C250 AMG line 204 HP

Super price

You save £2,459

G4 0DH Glasgow City, Glasgow

127 g CO2/km comb. - 204 HP (150 kW) - 4.8 Mpg

Carwow

Used Mercedes C250 Sport Edition 204 HP (150 kW) 2014 White Coupe

(2014) Mercedes C250 Sport Edition 204 HP

Fair price

CM23 3LJ Hertfordshire, Hertfordshire

139 g CO2/km comb. - 204 HP (150 kW) - 5.3 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2017 Black Coupe

(2017) Mercedes C250 AMG line 204 HP

Fair price

Estimated price £11,364

CM9 4LL Heybridge, Essex

127 g CO2/km comb. - 204 HP (150 kW) - 58.0 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2017 Red Cabriolet

(2017) Mercedes C250 AMG line 204 HP

Fair price

CM9 4LL Heybridge, Essex

126 g CO2/km comb. - 204 HP (150 kW) - 57.0 Mpg

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Used (2018) Mercedes C250 AMG line 204 HP | Super price

C-Class Saloon 2018 AMG Line

2018
77,715 miles
Trim level: AMG line
2.1L Diesel
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 127 g CO2/km comb.
4.8 mpg
Details

Super price

£13,541

G4 0DH Glasgow City, Glasgow

Availability verified

-4%

1 / 4

Used (2015) Mercedes C250 Sport Edition 204 HP | Super price

C-Class Coupe 2015 AMG Sport

2015
70,500 miles
Trim level: Sport Edition
2.1L Diesel
Coupe
Automatic
204 HP (150 kW)
CO2 emissions: 139 g CO2/km comb.
5.3 mpg
Details

Super price

£8,690

£9,110

CM2 5EF Springfield, Essex

Availability verified

1 / 3

Used (2018) Mercedes C250 AMG line 204 HP | Good price

C Class AMG Line 2dr Auto

2018
50,000 miles
Trim level: AMG line
2.1L Diesel
Cabriolet
Automatic
204 HP (150 kW)
CO2 emissions: 126 g CO2/km comb.
57 mpg
Details

Good price

£16,000

KT11 1JJ Surrey, Surrey

Availability verified

-12%

1 / 4

Used (2018) Mercedes C250 AMG Line Premium 204 HP | Good price

C-Class Saloon 2018 AMG Line

2018
38,726 miles
Trim level: AMG Line Premium
2.1L Diesel
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 127 g CO2/km comb.
4.8 mpg
Details

Good price

£16,521

£18,787

RM13 8RH Greater London, London

Availability verified

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Carwow

Used Mercedes C250 AMG Line Premium Plus 204 HP (150 kW) 2016 Silver Sedan

(2016) Mercedes C250 AMG Line Premium Plus 204 HP

Fair price

Estimated price £15,787

M17 1PZ Stretford, Manchester

117 g CO2/km comb. - 204 HP (150 kW) - 4.5 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2017 Black Cabriolet

(2017) Mercedes C250 AMG line 204 HP

Fair price

Estimated price £15,579

RM20 3WJ Thurrock, Essex

126 g CO2/km comb. - 204 HP (150 kW) - 4.9 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2017 Blue Coupe

(2017) Mercedes C250 AMG line 204 HP

Fair price

Estimated price £15,409

DA2 7RB Kent, Kent

120 g CO2/km comb. - 204 HP (150 kW) - 4.6 Mpg

Carwow

Used Mercedes C250 Sport Edition 204 HP (150 kW) 2015 Black Coupe

(2015) Mercedes C250 Sport Edition 204 HP

Super price

You save £3,201

PE4 6QZ Peterborough, Cambridgeshire

139 g CO2/km comb. - 204 HP (150 kW) - 5.3 Mpg

-1%

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Used (2015) Mercedes C250 Sport Edition 204 HP | Super price

C-Class Coupe 2015 AMG Sport

2015
65,500 miles
Trim level: Sport Edition
2.1L Diesel
Coupe
Automatic
204 HP (150 kW)
CO2 emissions: 139 g CO2/km comb.
5.3 mpg
Details

Super price

£8,399

£8,499

PE4 6QZ Peterborough, Cambridgeshire

Availability verified

1 / 4

Used (2014) Mercedes C250 Sport Edition 204 HP | Super price

C Class CDI AMG Sport Edition 4dr

2014
99,000 miles
Trim level: Sport Edition
2.1L Diesel
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 131 g CO2/km comb.
56 mpg
Details

Super price

£5,995

NR31 8DF Bradwell, Norfolk

Availability verified

-15%

1 / 4

Used (2016) Mercedes C250 AMG line 204 HP | Super price

C Class 2.1 AMG Line 7G-Tronic+

2016
96,000 miles
Trim level: AMG line
2.1L Diesel
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 117 g CO2/km comb.
62 mpg
Details

Super price

£9,249

£10,995

Parkers.co.uk

HX6 3DE West Yorkshire, West Yorkshire

-2%

1 / 4

Used (2016) Mercedes C250 AMG Line Premium Plus 201 HP | Good price

C Class AMG Line Premium Plus 4dr

2016
93,000 miles
Trim level: AMG Line Premium Plus
2.1L Diesel
Sedan
Automatic
201 HP (147 kW)
CO2 emissions: 117 g CO2/km comb.
62 mpg
Details

Good price

£10,699

£10,999

Motors.co.uk

LU3 2NJ Luton, Bedfordshire

1 / 4

Used (2015) Mercedes C250 Sport Edition 204 HP | Super price

C Class CDI AMG Sport Edition 2dr

2015
82,663 miles
Trim level: Sport Edition
2.1L Diesel
Coupe
Automatic
204 HP (150 kW)
CO2 emissions: 139 g CO2/km comb.
53 mpg
Details

Super price

£7,880

£7,420

Motors.co.uk

HP3 9NG Hemel Hempstead, Hertfordshire

-14%

1 / 4

Used (2012) Mercedes C250 201 HP | Good price

CDI BlueEFFICIENCY Sport (2011) 4d

2012
87,319 miles
2.1L Diesel
Sedan
Automatic
201 HP (147 kW)
CO2 emissions: 136 g CO2/km comb.
58 mpg
Details

Good price

£4,250

£4,990

Parkers.co.uk

S9 3JJ South Yorkshire, South Yorkshire

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Carwow

Used Mercedes C250 AMG Line Premium 204 HP (150 kW) 2018 Silver Sedan

(2018) Mercedes C250 AMG Line Premium 204 HP

Good price

You save £1,679

RM13 8RH Greater London, London

127 g CO2/km comb. - 204 HP (150 kW) - 4.8 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2018 White Coupe

(2018) Mercedes C250 AMG line 204 HP

Fair price

M17 1PZ Stretford, Manchester

120 g CO2/km comb. - 204 HP (150 kW) - 4.6 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2017 Silver Coupe

(2017) Mercedes C250 AMG line 204 HP

Fair price

Estimated price £14,699

M17 1PZ Stretford, Manchester

120 g CO2/km comb. - 204 HP (150 kW) - 4.6 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2018 Grey Sedan

(2018) Mercedes C250 AMG line 204 HP

Fair price

You save £1,010

PE20 3JN Swineshead, Lincolnshire

127 g CO2/km comb. - 204 HP (150 kW) - 4.8 Mpg

-12%

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Used (2014) Mercedes C250 Sport Edition 204 HP | Good price

C Class 2.1 CDI AMG Sport Edition

2014
53,715 miles
Trim level: Sport Edition
2.1L Diesel
Coupe
Automatic
204 HP (150 kW)
CO2 emissions: 139 g CO2/km comb.
53 mpg
Details

Good price

£8,790

£9,990

Parkers.co.uk

NG7 7JN New Basford, Nottinghamshire

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1 / 1

Used (2018) Mercedes C250 AMG Line Premium Plus 201 HP | Good price

C-Class Cabriolet d AMG Line

2018
84,840 miles
Trim level: AMG Line Premium Plus
2.1L Diesel
Cabriolet
Automatic
201 HP (147 kW)
CO2 emissions: 126 g CO2/km comb.
57 mpg
Details

Good price

£13,990

Parkers.co.uk

PE6 7UX Eye, Cambridgeshire

New

1 / 2

Used (2018) Mercedes C250 AMG line 201 HP | Super price

C-Class Saloon d AMG Line

2018
75,000 miles
Trim level: AMG line
2.1L Diesel
Sedan
Automatic
201 HP (147 kW)
CO2 emissions: 117 g CO2/km comb.
61 mpg
Details

Super price

£12,950

Motors.co.uk

PE7 2PD Whittlesey, Cambridgeshire

-2%

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Used (2016) Mercedes C250 Premium 204 HP | Super price

C Class Sport Premium 4dr Auto

2016
90,247 miles
Trim level: Premium
2.1L Diesel
Sedan
Automatic
204 HP (150 kW)
Details

Super price

£9,550

£9,750

Motors.co.uk

WD3 3RT Croxley Green, Hertfordshire

New

1 / 1

Used (2017) Mercedes C250 AMG Line Premium Plus 201 HP | Good price

C-Class Cabriolet d AMG Line

2017
122,765 miles
Trim level: AMG Line Premium Plus
2.1L Diesel
Cabriolet
Automatic
201 HP (147 kW)
CO2 emissions: 126 g CO2/km comb.
57 mpg
Details

Good price

£10,000

Motors.co.uk

UB9 5NE Denham, Buckinghamshire

New

1 / 4

Used (2014) Mercedes C250 Sport Edition 201 HP | Super price

C Class 2.1 CDI AMG Sport Edition

2014
122,000 miles
Trim level: Sport Edition
2.1L Diesel
Sedan
Automatic
201 HP (147 kW)
CO2 emissions: 131 g CO2/km comb.
56 mpg
Details

Super price

£5,000

Parkers.co.uk

LN2 4PX Lincolnshire, Lincolnshire

-6%

1 / 4

Used (2018) Mercedes C250 AMG Line Premium Plus 201 HP | Good price

C Class AMG Line Premium Plus 2dr

2018
61,379 miles
Trim level: AMG Line Premium Plus
2.1L Diesel
Cabriolet
Automatic
201 HP (147 kW)
CO2 emissions: 126 g CO2/km comb.
57 mpg
Details

Good price

£15,495

£16,495

Parkers.co.uk

BA13 4HR Wiltshire, Wiltshire

-5%

1 / 4

Used (2016) Mercedes C250 AMG line 201 HP | Good price

C-Class Saloon AMG Line 4d

2016
106,000 miles
Trim level: AMG line
2.1L Diesel
Sedan
Automatic
201 HP (147 kW)
CO2 emissions: 117 g CO2/km comb.
62 mpg
Details

Good price

£9,495

£9,995

Motors.co.uk

BA13 4HR Wiltshire, Wiltshire

-8%

1 / 1

Used (2018) Mercedes C250 AMG Line Premium Plus 167 HP | Good price

d AMG Line Premium Plus 9G-Tronic

2018
120,437 miles
Trim level: AMG Line Premium Plus
2.1L Diesel
Estate
Automatic
167 HP (122 kW)
CO2 emissions: 120 g CO2/km comb.
60 mpg
Details

Good price

£8,995

£9,795

Parkers.co.uk

BB7 Clitheroe, Lancashire

-14%

1 / 4

Used (2017) Mercedes C250 AMG line 201 HP | Good price

C Class AMG Line 2dr Auto

2017
53,460 miles
Trim level: AMG line
2.1L Diesel
Cabriolet
Automatic
201 HP (147 kW)
CO2 emissions: 126 g CO2/km comb.
57 mpg
Details

Good price

£14,197

£16,640

Parkers.co.uk

SN26 8DJ Swindon, Wiltshire

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Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2018 Black Cabriolet

(2018) Mercedes C250 AMG line 204 HP

Good price

You save £1,600

KT11 1JJ Surrey, Surrey

126 g CO2/km comb. - 204 HP (150 kW) - 57.0 Mpg

Carwow

Used Mercedes C250 Sport Edition 204 HP (150 kW) 2015 Black Coupe

(2015) Mercedes C250 Sport Edition 204 HP

Super price

You save £2,510

CM2 5EF Springfield, Essex

139 g CO2/km comb. - 204 HP (150 kW) - 5.3 Mpg

Carwow

Used Mercedes C250 AMG Line Premium Plus 204 HP (150 kW) 2017 White Coupe

(2017) Mercedes C250 AMG Line Premium Plus 204 HP

Fair price

Estimated price £15,471

ME2 2NY Medway, Kent

120 g CO2/km comb. - 204 HP (150 kW) - 4.6 Mpg

Carwow

Used Mercedes C250 AMG Line Premium Plus 204 HP (150 kW) 2016 Silver Sedan

(2016) Mercedes C250 AMG Line Premium Plus 204 HP

Fair price

Estimated price £15,004

M17 1PZ Stretford, Manchester

117 g CO2/km comb. - 204 HP (150 kW) - 62.0 Mpg

-10%

1 / 4

Used (2017) Mercedes C250 AMG line 201 HP | Good price

C Class 2.1 AMG Line (Premium

2017
71,852 miles
Trim level: AMG line
2.1L Diesel
Cabriolet
Automatic
201 HP (147 kW)
CO2 emissions: 126 g CO2/km comb.
57 mpg
Details

Good price

£13,495

£14,995

Parkers.co.uk

CO16 0HH Thorpe-Le-Soken, Essex

New

1 / 4

Used (2018) Mercedes C250 AMG Line Premium Plus 201 HP | Super price

C Class AMG Line Premium Plus 5dr

2018
115,000 miles
Trim level: AMG Line Premium Plus
2.1L Diesel
Estate
Automatic
201 HP (147 kW)
CO2 emissions: 123 g CO2/km comb.
58 mpg
Details

Super price

£10,740

Parkers.co.uk

WA11 9TP Merseyside, Merseyside

New

1 / 4

Used (2015) Mercedes C250 Sport Edition 201 HP | Good price

C Class 2.1 CDI AMG Sport Edition

2015
86,025 miles
Trim level: Sport Edition
2.1L Diesel
Coupe
Automatic
201 HP (147 kW)
CO2 emissions: 139 g CO2/km comb.
53 mpg
Details

Good price

£7,995

Motors.co.uk

NP23 5LH Blaenau Gwent, Gwent

New

1 / 1

Used (2015) Mercedes C250 204 HP | Good price

C Class 2.1 BlueTEC Sport

2015
68,741 miles
2.1L Diesel
Sedan
Automatic
204 HP (150 kW)
CO2 emissions: 109 g CO2/km comb.
64 mpg
Details

Good price

£9,895

Parkers.co.uk

HP3 9NG Hemel Hempstead, Hertfordshire

New

1 / 4

Used (2016) Mercedes C250 | Super price

C Class Sport 4dr Auto

2016
102,000 miles
2.1L Diesel
Sedan
Automatic
Details

Super price

£8,390

Motors.co.uk

RM12 4EU Greater London, London

Featured deals

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2018 Blue Sedan

(2018) Mercedes C250 AMG line 204 HP

Fair price

BL1 3BS Greater Manchester, Manchester

117 g CO2/km comb. - 204 HP (150 kW) - 4.6 Mpg

Carwow

Used Mercedes C250 AMG Line Premium 204 HP (150 kW) 2017 Blue Sedan

(2017) Mercedes C250 AMG Line Premium 204 HP

Fair price

CO5 7JH Rowhedge, Essex

117 g CO2/km comb. - 204 HP (150 kW) - 62.0 Mpg

Carwow

Used Mercedes C250 AMG line 204 HP (150 kW) 2017 Silver Coupe

(2017) Mercedes C250 AMG line 204 HP

Fair price

RG7 5JF Berkshire, Berkshire

120 g CO2/km comb. - 204 HP (150 kW) - 4.6 Mpg

Carwow

Used Mercedes C250 AMG 204 HP (150 kW) 2012 White Coupe

(2012) Mercedes C250 AMG 204 HP

Fair price

Estimated price £7,897

NE8 3HL Tyne And Wear, Tyne And Wear

139 g CO2/km comb. - 204 HP (150 kW) - 53.0 Mpg

Showing 1 - 25 of 342 results

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