Sort

Used Infiniti diesel • 88 listings compared on price

Market overview: Market overview for used Infiniti diesel (October-2026): AutoUncle has price-compared 88 used Infiniti diesel vehicles from 40 dealer sites. The three most popular models are currently Infiniti Q30, Infiniti Q50, Infiniti QX70, with prices ranging from £3,995 to £12,316 and a median price of £7,497. The most common body type is hatchback. AutoUncle has identified 7 cars currently listed below expected market value, and 39.1% of listings have had a price reduction in the last 30 days (largest saving: £1,432). The average selling time for a used Infiniti diesel is 26 days. (Source: AutoUncle market data, October-2026)

Featured deals

Become a verified dealer

Carwow

Used Infiniti Q30 Premium 170 HP (125 kW) 2016 Silver Hatchback

(2016) Infiniti Q30 Premium 170 HP

Fair price

Estimated price £8,685

SO18 1BH Southampton, Hampshire

127 g CO2/km comb. - 170 HP (125 kW) - 4.9 Mpg

Carwow

Used Infiniti Q50 170 HP (125 kW) 2016 Black Sedan

(2016) Infiniti Q50 170 HP

Fair price

N16 6DB Greater London, London

119 g CO2/km comb. - 170 HP (125 kW) - 4.5 Mpg

Carwow

Used Infiniti Q30 Premium 109 HP (80 kW) 2017 Silver Hatchback

(2017) Infiniti Q30 Premium 109 HP

Good price

CM9 4LL Heybridge, Essex

111 g CO2/km comb. - 109 HP (80 kW) - 4.3 Mpg

Sandicliffe.co.uk

Used Vauxhall Astra Business Edition 105 HP (77 kW) 2021 Blue Hatchback

(2021) Vauxhall Astra Business Edition 105 HP

Super price

You save £1,953

LE12 Loughborough, Leicestershire

91 g CO2/km comb. - 105 HP (77 kW) - 4.4 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Sort

1 / 4

Used (2017) Infiniti Q30 Premium 109 HP | Good price

2017 Premium 1.5d Premium 5dr DCT

2017
92,000 miles
Trim level: Premium
1.5L Diesel
Hatchback
Automatic
109 HP (80 kW)
CO2 emissions: 111 g CO2/km comb.
4.3 mpg
Details

Good price

£6,200

CM9 4LL Heybridge, Essex

Availability verified

1 / 1

Used (2014) Infiniti Q50 Premium 170 HP | Good price

2.2d Premium 4dr

2014
57,000 miles
Trim level: Premium
2.1L Diesel
Sedan
Manual
170 HP (125 kW)
CO2 emissions: 114 g CO2/km comb.
4.4 mpg
Details

Good price

£4,995

Dealer

London, London

1 / 1

Used (2017) Infiniti Q50 170 HP | Good price

2.2d SE 4dr Auto

2017
75,028 miles
2.1L Diesel
Sedan
Automatic
170 HP (125 kW)
4.8 mpg
Details

Good price

£6,650

Dealer

London, London

-11%

1 / 4

Used (2016) Infiniti Q30 109 HP | Good price

1.5d SE Euro 6 (s/s) 5dr Hatch

2016
85,839 miles
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 103 g CO2/km comb.
3.9 mpg
Details

Good price

£5,295

£5,995

Exchange and Mart

Renfrewshire, Renfrewshire

Featured deals

Sandicliffe.co.uk

Used Ford Grand C-Max Titanium 120 HP (88 kW) 2015 Black MPV

(2015) Ford Grand C-Max Titanium 120 HP

Fair price

Leicester, Leicestershire

134 g CO2/km comb. - 120 HP (88 kW) - 47.1 Mpg

Sandicliffe.co.uk

Used Vauxhall Grandland X Elite 131 HP (96 kW) 2019 Red SUV

(2019) Vauxhall Grandland X Elite 131 HP

Fair price

LN2 4LD Lincolnshire, Lincolnshire

130 g CO2/km comb. - 131 HP (96 kW) - 4.9 Mpg

Sandicliffe.co.uk

Used Nissan Qashqai Acenta 110 HP (80 kW) 2016 Black SUV

(2016) Nissan Qashqai Acenta 110 HP

Good price

You save £1,102

LN2 4LD Lincolnshire, Lincolnshire

99 g CO2/km comb. - 110 HP (80 kW) - 74.3 Mpg

Sandicliffe.co.uk

Used Ford Fiesta ST-Line 120 HP (88 kW) 2019 Grey Hatchback

(2019) Ford Fiesta ST-Line 120 HP

Fair price

Estimated price £6,877

Nottingham, Nottinghamshire

98 g CO2/km comb. - 120 HP (88 kW) - 61.4 Mpg

1 / 3

Used (2017) Infiniti Q30 Business Executive 109 HP | Good price

1.5d Business Executive 5dr

2017
50,768 miles
Trim level: Business Executive
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 108 g CO2/km comb.
Details

Good price

£7,295

Exchange and Mart

WS9 0LS Aldridge, West Midlands

1 / 1

Used (2016) Infiniti Q30 Sport Tech 170 HP | Super price

2.2 d Sport

2016
62,755 miles
Trim level: Sport Tech
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 109 g CO2/km comb.
4.2 mpg
Details

Super price

£5,995

Dealer

UB2 4HB Greater London, London

1 / 4

Used (2017) Infiniti Q50 170 HP | Good price

2.2d SE Auto Saloon

2017
129,000 miles
2.1L Diesel
Sedan
Automatic
170 HP (125 kW)
CO2 emissions: 119 g CO2/km comb.
62 mpg
Details

Good price

£3,995

Exchange and Mart

HP22 5GT Stoke Mandeville, Buckinghamshire

-3%

1 / 4

Used (2016) Infiniti Q50 170 HP | Fair price

2016 Executive 2.2d Auto

2016
51,500 miles
2.2L Diesel
Sedan
Automatic
170 HP (125 kW)
CO2 emissions: 119 g CO2/km comb.
4.5 mpg
Details

Fair price

£7,895

£8,150

N16 6DB Greater London, London

Availability verified

1 / 4

Used (2016) Infiniti Q30 Premium 170 HP | Fair price

2016 Premium Tech 2.2d DCT AWD

2016
67,251 miles
Trim level: Premium
2.2L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 127 g CO2/km comb.
4.9 mpg
Details

Fair price

£8,999

SO18 1BH Southampton, Hampshire

Availability verified

-4%

1 / 4

Used (2019) Infiniti Q30 Sport Tech 170 HP | Fair price

2.2d Sport 5dr DCT

2019
51,109 miles
Trim level: Sport Tech
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 148 g CO2/km comb.
44.1 mpg
Details

Fair price

£10,498

£10,998

Dealer

WV11 3DS West Midlands, West Midlands

Featured deals

Sandicliffe.co.uk

Used Renault Captur Signature 110 HP (80 kW) 2017 Red SUV

(2017) Renault Captur Signature 110 HP

Fair price

LN2 4LD Lincolnshire, Lincolnshire

101 g CO2/km comb. - 110 HP (80 kW) - 3.7 Mpg

Sandicliffe.co.uk

Used Ford Focus Titanium X 120 HP (88 kW) 2015 Grey Hatchback

(2015) Ford Focus Titanium X 120 HP

Fair price

Estimated price £7,764

Nottingham, Nottinghamshire

99 g CO2/km comb. - 120 HP (88 kW) - 3.8 Mpg

Sandicliffe.co.uk

Used Ford Kuga Titanium 120 HP (88 kW) 2019 Black SUV

(2019) Ford Kuga Titanium 120 HP

Fair price

LE11 5NH Leicestershire, Leicestershire

137 g CO2/km comb. - 120 HP (88 kW) - 6.1 Mpg

Sandicliffe.co.uk

Used Ford Kuga Titanium 180 HP (132 kW) 2016 Blue SUV

(2016) Ford Kuga Titanium 180 HP

Fair price

LE11 5NH Leicestershire, Leicestershire

135 g CO2/km comb. - 180 HP (132 kW) - 5.2 Mpg

New

1 / 1

Used (2017) Infiniti Q50 Sport Tech 170 HP | Fair price

2.2d Sport 4dr Auto

2017
116,000 miles
Trim level: Sport Tech
2.1L Diesel
Sedan
Automatic
170 HP (125 kW)
4.8 mpg
Details

Fair price

£5,500

Dealer

London, London

-3%

1 / 1

Used (2016) Infiniti Q30 Sport Tech 170 HP | Fair price

2.2d Sport Hatchback 5dr Diesel

2016
67,800 miles
Trim level: Sport Tech
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 127 g CO2/km comb.
4.9 mpg
Details

Fair price

£7,900

£8,225

Dealer

London, London

-18%

1 / 4

Used (2017) Infiniti Q30 Business Executive 109 HP | Fair price

1.5d Business Executive 5dr

2017
105,116 miles
Trim level: Business Executive
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 108 g CO2/km comb.
3.9 mpg
Details

Fair price

£4,494

£5,494

Exchange and Mart

DN15 6AL North Lincolnshire, Lincolnshire

-11%

1 / 1

Used (2016) Infiniti Q30 Premium 109 HP | Fair price

1.5d Premium Euro 6 (s/s) 5dr

2016
116,000 miles
Trim level: Premium
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 103 g CO2/km comb.
3.9 mpg
Details

Fair price

£3,995

£4,500

Dealer

B71 1AR West Midlands, West Midlands

1 / 1

Used (2017) Infiniti Q30 Sport Tech 109 HP | Fair price

1.5d Sport 5dr

2017
51,526 miles
Trim level: Sport Tech
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 108 g CO2/km comb.
Details

Fair price

£7,495

Dealer

London, London

1 / 1

Used (2018) Infiniti Q50 Sport Tech 170 HP | Fair price

2.2d Sport Executive Saloon 4dr

2018
94,000 miles
Trim level: Sport Tech
2.1L Diesel
Sedan
Automatic
170 HP (125 kW)
CO2 emissions: 119 g CO2/km comb.
4.5 mpg
Details

Fair price

£6,995

Dealer

London, London

-2%

1 / 1

Used (2016) Infiniti Q30 Premium 170 HP | Fair price

2.2d Premium Tech 5dr DCT

2016
49,784 miles
Trim level: Premium
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 109 g CO2/km comb.
4.2 mpg
Details

Fair price

£9,476

£9,748

Dealer

London, London

1 / 1

Used (2016) Infiniti Q30 Premium 170 HP | Fair price

2.2d Premium 5dr DCT

2016
77,000 miles
Trim level: Premium
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 109 g CO2/km comb.
4.2 mpg
Details

Fair price

£7,995

Dealer

London, London

-2%

1 / 1

Used (2017) Infiniti Q30 Premium 109 HP | Fair price

1.5d Premium InTouch Hatchback 5dr

2017
52,816 miles
Trim level: Premium
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 108 g CO2/km comb.
3.9 mpg
Details

Fair price

£7,550

£7,750

Dealer

DE14 1RN Burton Upon Trent, Staffordshire

1 / 1

Used (2016) Infiniti Q30 Sport Tech 170 HP | Fair price

2.2d Sport 5dr DCT

2016
98,875 miles
Trim level: Sport Tech
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 109 g CO2/km comb.
4.2 mpg
Details

Fair price

£6,490

Dealer

London, London

Featured deals

Carwow

Used VW Caddy Maxi Startline 102 HP (75 kW) 2016 Blue MPV

(2016) VW Caddy Maxi Startline 102 HP

Fair price

Estimated price £8,304

CO7 8DJ Alresford, Essex

155 g CO2/km comb. - 102 HP (75 kW) - 5.9 Mpg

Carwow

Used Ford Kuga Zetec 150 HP (110 kW) 2015 Silver SUV

(2015) Ford Kuga Zetec 150 HP

Fair price

KY12 7RD Fife, Fife

122 g CO2/km comb. - 150 HP (110 kW) - 4.7 Mpg

Carwow

Used Vauxhall Insignia Edition 122 HP (89 kW) 2021 Black Hatchback

(2021) Vauxhall Insignia Edition 122 HP

Fair price

Estimated price £7,997

BD2 1DS West Yorkshire, West Yorkshire

122 g CO2/km comb. - 122 HP (89 kW) - 4.6 Mpg

Carwow

Used Nissan Qashqai Tekna+ 131 HP (96 kW) 2018 Blue SUV

(2018) Nissan Qashqai Tekna+ 131 HP

Fair price

Estimated price £9,042

OL1 3HQ Greater Manchester, Manchester

129 g CO2/km comb. - 131 HP (96 kW) - 4.9 Mpg

-11%

1 / 1

Used (2016) Infiniti Q50 Premium 170 HP | Fair price

2.2d Premium Auto Euro 6 (s/s)

2016
109,450 miles
Trim level: Premium
2.1L Diesel
Sedan
Automatic
170 HP (125 kW)
CO2 emissions: 124 g CO2/km comb.
4.8 mpg
Details

Fair price

£3,990

£4,490

Dealer

BB1 1SA Blackburn With Darwen, Lancashire

-7%

1 / 4

Used (2016) Infiniti Q30 Premium 170 HP | Fair price

Premium Tech D Awd Auto Hatchb

2016
96,600 miles
Trim level: Premium
2.1L Diesel
Hatchback
Automatic
170 HP (125 kW)
CO2 emissions: 127 g CO2/km comb.
4.9 mpg
Details

Fair price

£5,999

£6,499

Exchange and Mart

Gwent, Dumfriesshire

-9%

1 / 1

Used (2014) Infiniti Q50 170 HP | Fair price

2.2d SE 4dr Auto

2014
133,245 miles
2.1L Diesel
Sedan
Automatic
170 HP (125 kW)
CO2 emissions: 124 g CO2/km comb.
4.8 mpg
Details

Fair price

£2,990

£3,290

Dealer

BB1 1SA Blackburn With Darwen, Lancashire

-8%

1 / 1

Used (2017) Infiniti Q30 109 HP | Fair price

1.5d SE Euro 6 (s/s) 5dr

2017
117,000 miles
1.5L Diesel
Hatchback
Manual
109 HP (80 kW)
CO2 emissions: 108 g CO2/km comb.
3.9 mpg
Details

Fair price

£4,584

£4,984

Dealer

TF2 9AW Saint George'S, Shropshire

1 / 1

Used (2016) Infiniti Q30 Business 109 HP | Fair price

1.5d SE 5dr DCT [Business

2016
120,000 miles
Trim level: Business
1.5L Diesel
Hatchback
Automatic
109 HP (80 kW)
CO2 emissions: 111 g CO2/km comb.
4.3 mpg
Details

Fair price

£4,995

Dealer

London, London

Featured deals

Carwow

Used BMW X1 M Sport 231 HP (169 kW) 2016 Grey SUV

(2016) BMW X1 M Sport 231 HP

Fair price

Estimated price £8,696

RG26 3JE Hampshire, Hampshire

133 g CO2/km comb. - 231 HP (169 kW) - 4.8 Mpg

Carwow

Used Suzuki Vitara SZ5 120 HP (88 kW) 2016 Blue SUV

(2016) Suzuki Vitara SZ5 120 HP

Fair price

Estimated price £6,333

TN13 2TH Kent, Kent

111 g CO2/km comb. - 120 HP (88 kW) - 4.2 Mpg

Carwow

Used Peugeot 308 GT-line 131 HP (96 kW) 2018 Black Hatchback

(2018) Peugeot 308 GT-line 131 HP

Fair price

SO18 1BH Southampton, Hampshire

124 g CO2/km comb. - 131 HP (96 kW) - 4.5 Mpg

Carwow

Used Vauxhall Insignia SRi 136 HP (100 kW) 2018 Black Hatchback

(2018) Vauxhall Insignia SRi 136 HP

Fair price

Estimated price £7,919

OL10 4HQ Greater Manchester, Manchester

124 g CO2/km comb. - 136 HP (100 kW) - 4.7 Mpg

Showing 1 - 25 of 87 results

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

All models for Infiniti with diesel

Q30 (41)
Q50 (21)

See Infiniti

Infiniti (131)