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Mazda 6 (diesel) • 254 cars with Valuation

Market overview: Diesel Mazda 6 (September-2026): There are currently 254 used diesel Mazda 6 cars for sale. Prices range from £1,495 to £13,495, with a median price of £5,993. AutoUncle has identified 41 cars as being offered below market price. The typical selling time for a diesel Mazda 6 is approximately 17 days, and 38.4% of the listings have recently been reduced in price (Source: AutoUncle market data, September-2026).

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Used Mazda 6 150 HP (110 kW) 2014 White Sedan

(2014) Mazda 6 150 HP

Fair price

Estimated price £5,665

ST1 6AT Stoke-On-Trent, Staffordshire

127 g CO2/km comb. - 150 HP (110 kW) - 4.8 Mpg

Carwow

Used Mazda 6 Inclusive 175 HP (128 kW) 2014 White Sedan

(2014) Mazda 6 Inclusive 175 HP

Fair price

RM4 1ST Stapleford Tawney, Essex

127 g CO2/km comb. - 175 HP (128 kW) - 4.8 Mpg

Carwow

Used Mazda 6 150 HP (110 kW) 2017 Blue Estate

(2017) Mazda 6 150 HP

Good price

You save £1,305

HA0 3HY North Wembley, London

129 g CO2/km comb. - 150 HP (110 kW) - 4.9 Mpg

Carwow

Used Mazda 6 Inclusive 184 HP (135 kW) 2018 White Estate

(2018) Mazda 6 Inclusive 184 HP

Fair price

WD3 3RT Croxley Green, Hertfordshire

144 g CO2/km comb. - 184 HP (135 kW) - 5.5 Mpg

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New

1 / 4

Used (2014) Mazda 6 Inclusive 175 HP | Good price

2.2d [175] Sport Nav 5dr Auto

2014
111,600 miles
Trim level: Inclusive
2.2L Diesel
Estate
Automatic
175 HP (128 kW)
CO2 emissions: 129 g CO2/km comb.
4.9 mpg
Details

Good price

£3,990

UB7 8HY Greater London, London

Availability verified

New

1 / 3

Used (2018) Mazda 6 Inclusive 150 HP | Super price

Tourer 2018 Sport Nav 2.2d

2018
70,319 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
150 HP (110 kW)
CO2 emissions: 116 g CO2/km comb.
4.4 mpg
Details

Super price

£7,995

ST1 6AT Stoke-On-Trent, Staffordshire

Availability verified

-24%

1 / 4

Used (2017) Mazda 6 150 HP | Good price

Tourer 2017 SE-L Nav 2.2d Auto

2017
94,532 miles
2.2L Diesel
Estate
Automatic
150 HP (110 kW)
CO2 emissions: 129 g CO2/km comb.
4.9 mpg
Details

Good price

£5,295

£6,995

HA0 3HY North Wembley, London

Availability verified

Used (2018) Mazda 6 Inclusive 175 HP | Super price

Tourer 201 Sport Nav 2.2d [175]

2018
92,299 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
175 HP (128 kW)
CO2 emissions: 121 g CO2/km comb.
4.6 mpg
Details

Super price

£6,409

RM13 8RH Greater London, London

Availability verified

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Carwow

Used Mazda 6 Inclusive 150 HP (110 kW) 2016 Red Sedan

(2016) Mazda 6 Inclusive 150 HP

Fair price

Estimated price £7,648

CW7 3AL Cheshire West And Chester, Cheshire

107 g CO2/km comb. - 150 HP (110 kW) - 68.9 Mpg

Carwow

Used Mazda 6 Inclusive 150 HP (110 kW) 2018 Red Estate

(2018) Mazda 6 Inclusive 150 HP

Super price

You save £2,005

ST1 6AT Stoke-On-Trent, Staffordshire

116 g CO2/km comb. - 150 HP (110 kW) - 4.4 Mpg

Carwow

Used Mazda 6 Inclusive 184 HP (135 kW) 2019 White Sedan

(2019) Mazda 6 Inclusive 184 HP

Fair price

Estimated price £8,207

S80 2QD Nottinghamshire, Nottinghamshire

140 g CO2/km comb. - 184 HP (135 kW) - 5.3 Mpg

Carwow

Used Mazda 6 Inclusive 175 HP (128 kW) 2013 Red Sedan

(2013) Mazda 6 Inclusive 175 HP

Fair price

Estimated price £7,125

LE15 7TU Rutland, Rutland

127 g CO2/km comb. - 175 HP (128 kW) - 58.0 Mpg

New

1 / 4

Used (2016) Mazda 6 Inclusive | Good price

2.2d [175] Sport Nav 5dr

2016
81,300 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
Details

Good price

£4,995

Motors.co.uk

KA3 1UT East Ayrshire Council, Ayrshire And Arran

New

1 / 4

Used (2016) Mazda 6 Inclusive 172 HP | Good price

Estate 2.2d (175bhp) Sport Nav

2016
81,300 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
172 HP (126 kW)
CO2 emissions: 121 g CO2/km comb.
61 mpg
Details

Good price

£5,249

Parkers.co.uk

KA3 1UT East Ayrshire Council, Ayrshire And Arran

New

1 / 4

Used (2016) Mazda 6 Inclusive 175 HP | Super price

6 2.2 SKYACTIV-D Sport Nav Tourer

2016
94,081 miles
Trim level: Inclusive
2.2L Diesel
Estate
Automatic
175 HP (128 kW)
CO2 emissions: 129 g CO2/km comb.
4.8 mpg
Details

Super price

£4,995

Motors.co.uk

WN7 5RP Greater Manchester, Manchester

New

1 / 4

Used (2016) Mazda 6 Inclusive 150 HP | Good price

CX-5 2.2 SKYACTIV-D Sport Nav 4WD

2016
87,000 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
150 HP (110 kW)
CO2 emissions: 132 g CO2/km comb.
5 mpg
Details

Good price

£5,500

Motors.co.uk

S4 7ZG Sheffield, South Yorkshire

-16%

1 / 4

Used (2014) Mazda 6 Inclusive | Good price

CX-5 2.2 SKYACTIV-D Sport Nav Euro

2014
76,000 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
Details

Good price

£4,595

£5,495

Motors.co.uk

BD19 5BT West Yorkshire, West Yorkshire

New

1 / 4

Used (2014) Mazda 6 Inclusive 147 HP | Good price

2.2d Sport Nav 4dr

2014
108,000 miles
Trim level: Inclusive
2.2L Diesel
Sedan
Manual
147 HP (108 kW)
CO2 emissions: 107 g CO2/km comb.
68 mpg
Details

Good price

£2,950

Motors.co.uk

S35 9YR Ecclesfield, South Yorkshire

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Carwow

Used Mazda 6 150 HP (110 kW) 2019 White Sedan

(2019) Mazda 6 150 HP

Fair price

RM13 8RH Greater London, London

137 g CO2/km comb. - 150 HP (110 kW) - 5.1 Mpg

Carwow

Used Mazda 6 Inclusive 184 HP (135 kW) 2018 Silver Estate

(2018) Mazda 6 Inclusive 184 HP

Fair price

PE20 3JN Swineshead, Lincolnshire

144 g CO2/km comb. - 184 HP (135 kW) - 4.7 Mpg

Carwow

Used Mazda 6 150 HP (110 kW) 2014 Blue Estate

(2014) Mazda 6 150 HP

Fair price

SO18 1BH Southampton, Hampshire

110 g CO2/km comb. - 150 HP (110 kW) - 4.2 Mpg

Carwow

Used Mazda 6 Inclusive 184 HP (135 kW) 2020 Estate

(2020) Mazda 6 Inclusive 184 HP

Fair price

144 g CO2/km comb. - 184 HP (135 kW) - 5.5 Mpg

-18%

1 / 3

Used (2014) Mazda 6 175 HP | Good price

6 2.2 SKYACTIV-D SE-L Nav Tourer

2014
75,818 miles
2.2L Diesel
Estate
Automatic
175 HP (128 kW)
CO2 emissions: 129 g CO2/km comb.
57 mpg
Details

Good price

£4,995

£6,095

Motors.co.uk

M34 5PH Audenshaw, Manchester

1 / 1

Used (2017) Mazda 6 147 HP | Good price

2.2d SE-L Nav 4d

2017
92,000 miles
2.2L Diesel
Sedan
Manual
147 HP (108 kW)
CO2 emissions: 107 g CO2/km comb.
68 mpg
Details

Good price

£3,995

Parkers.co.uk

Brislington, Bristol

1 / 4

Used (2016) Mazda 6 | Good price

2.2d SE-L Nav 4dr

2016
110,000 miles
2.2L Diesel
Sedan
Manual
Details

Good price

£2,500

Motors.co.uk

PL25 3TR St Austell, Cornwall

Used (2019) Mazda 6 Inclusive 147 HP | Good price

SkyActiv-D 150ps Sport Nav+

2019
70,290 miles
Trim level: Inclusive
2.2L Diesel
Sedan
Manual
147 HP (108 kW)
CO2 emissions: 137 g CO2/km comb.
55.4 mpg
Details

Good price

£8,990

Motors.co.uk

PE1 5PE Peterborough, Cambridgeshire

-5%

1 / 4

Used (2011) Mazda 6 163 HP | Super price

2.2d TS2 Hatchback 5dr Diesel

2011
87,411 miles
2.2L Diesel
Hatchback
Manual
163 HP (119 kW)
CO2 emissions: 140 g CO2/km comb.
5.2 mpg
Details

Super price

£1,895

£1,995

Parkers.co.uk

LU4 9BN Maidenhall, Bedfordshire

1 / 4

Used (2018) Mazda 6 Inclusive 184 HP | Good price

6 2.2 SKYACTIV-D Sport Nav+ Tourer

2018
60,750 miles
Trim level: Inclusive
2.2L Diesel
Estate
Manual
184 HP (135 kW)
CO2 emissions: 144 g CO2/km comb.
4.7 mpg
Details

Good price

£10,500

Motors.co.uk

B27 7PP Acocks Green, West Midlands

1 / 4

Used (2014) Mazda 6 147 HP | Good price

2.2d SE-L 4d

2014
94,595 miles
2.2L Diesel
Sedan
Manual
147 HP (108 kW)
CO2 emissions: 107 g CO2/km comb.
68 mpg
Details

Good price

£2,995

Parkers.co.uk

ML1 5QW Cleland, Lanarkshire

-1%

1 / 4

Used (2010) Mazda 6 160 HP | Good price

2.2d TS2 Euro 5 5dr

2010
44,036 miles
2.2L Diesel
Hatchback
Manual
160 HP (117 kW)
CO2 emissions: 140 g CO2/km comb.
53 mpg
Details

Good price

£3,435

£3,500

Parkers.co.uk

OX10 7BJ Drayton Saint Leonard, Oxfordshire

-13%

1 / 4

Used (2015) Mazda 6 150 HP | Good price

CX-5 2.2 SKYACTIV-D SE-L Nav 4WD

2015
117,000 miles
2.2L Diesel
Estate
Manual
150 HP (110 kW)
CO2 emissions: 132 g CO2/km comb.
5 mpg
Details

Good price

£3,649

£4,195

Motors.co.uk

PE26 2RB Huntingdon, Cambridgeshire

1 / 4

Used (2014) Mazda 6 Inclusive 172 HP | Good price

2.2d [175] Sport Nav 5dr Auto

2014
93,259 miles
Trim level: Inclusive
2.2L Diesel
Estate
Automatic
172 HP (126 kW)
CO2 emissions: 129 g CO2/km comb.
4.8 mpg
Details

Good price

£4,750

Parkers.co.uk

OL4 2AX Greater Manchester, Manchester

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Carwow

Used Mazda 6 Inclusive 175 HP (128 kW) 2014 Red Estate

(2014) Mazda 6 Inclusive 175 HP

Good price

You save £1,010

UB7 8HY Greater London, London

129 g CO2/km comb. - 175 HP (128 kW) - 4.9 Mpg

Carwow

Used Volvo V40 R-Design 190 HP (139 kW) 2014 Grey Hatchback

(2014) Volvo V40 R-Design 190 HP

Fair price

L40 9RT Scarisbrick, Lancashire

99 g CO2/km comb. - 190 HP (139 kW) - 3.8 Mpg

Carwow

Used Jaguar XE R-Sport 179 HP (131 kW) 2019 Sedan

(2019) Jaguar XE R-Sport 179 HP

Super price

You save £2,401

141 g CO2/km comb. - 179 HP (131 kW) - 5.6 Mpg

Carwow

Used Volvo V40 SE 150 HP (110 kW) 2015 Silver Hatchback

(2015) Volvo V40 SE 150 HP

Fair price

Estimated price £4,867

EH14 2SN Edinburgh, Edinburgh

99 g CO2/km comb. - 150 HP (110 kW) - 74.0 Mpg

1 / 4

Used (2013) Mazda 6 147 HP | Good price

Estate 2.2d SE-L 5d Auto

2013
123,000 miles
2.2L Diesel
Estate
Automatic
147 HP (108 kW)
CO2 emissions: 129 g CO2/km comb.
4.8 mpg
Details

Good price

£2,495

Motors.co.uk

BL9 6AB Greater Manchester, Manchester

1 / 1

Used (2018) Mazda 6 Inclusive 147 HP | Good price

2.2d Sport Nav 4dr

2018
89,000 miles
Trim level: Inclusive
2.2L Diesel
Sedan
Manual
147 HP (108 kW)
CO2 emissions: 107 g CO2/km comb.
68 mpg
Details

Good price

£6,750

Parkers.co.uk

S21 3WY Renishaw, Derbyshire

1 / 1

Used (2016) Mazda 6 Inclusive 172 HP | Good price

Estate 2.2d (175bhp) Sport Nav 5d

2016
78,100 miles
Trim level: Inclusive
2.2L Diesel
Estate
Automatic
172 HP (126 kW)
CO2 emissions: 127 g CO2/km comb.
57 mpg
Details

Good price

£6,666

Motors.co.uk

HA0 1JQ Greater London, London

-9%

1 / 3

Used (2014) Mazda 6 Inclusive | Good price

6 2.2 SKYACTIV-D Sport Nav Tourer

2014
92,000 miles
Trim level: Inclusive
2.2L Diesel
Estate
Automatic
4.8 mpg
Details

Good price

£4,499

£4,990

Motors.co.uk

B44 9SD West Midlands, West Midlands

-11%

1 / 4

Used (2014) Mazda 6 Inclusive 175 HP | Super price

Estate 2.2d (175bhp) Sport Nav 5d

2014
105,000 miles
Trim level: Inclusive
2.2L Diesel
Estate
Automatic
175 HP (128 kW)
CO2 emissions: 129 g CO2/km comb.
4.8 mpg
Details

Super price

£3,995

£4,495

Parkers.co.uk

SL3 9HN Greater London, London

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Carwow

Used Jaguar XE Prestige 179 HP (131 kW) 2016 Blue Sedan

(2016) Jaguar XE Prestige 179 HP

Fair price

UB9 6LX Harefield, London

148 g CO2/km comb. - 179 HP (131 kW) - 6.3 Mpg

Carwow

Used Volvo V40 CC 114 HP (83 kW) 2015 Grey SUV

(2015) Volvo V40 CC 114 HP

Fair price

Estimated price £5,188

OL10 4HQ Greater Manchester, Manchester

99 g CO2/km comb. - 114 HP (83 kW) - 3.8 Mpg

Carwow

Used Volvo V40 Inscription 150 HP (110 kW) 2019 Hatchback

(2019) Volvo V40 Inscription 150 HP

Good price

You save £1,100

S9 3NH South Yorkshire, South Yorkshire

118 g CO2/km comb. - 150 HP (110 kW) - 5.4 Mpg

Carwow

Used Jaguar XE R-Sport 163 HP (119 kW) 2018 Grey Sedan

(2018) Jaguar XE R-Sport 163 HP

Good price

You save £1,351

LE15 7TU Rutland, Rutland

135 g CO2/km comb. - 163 HP (119 kW) - 5.6 Mpg

Showing 1 - 25 of 219 results

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