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BMW X3 (diesel) • 1,483 cars with Valuation

Market overview: Diesel BMW X3 (September-2026): There are currently 1,483 used diesel BMW X3 cars for sale. Prices range from £5,999 to £50,453, with a median price of £23,243. AutoUncle has identified 355 cars as being offered below market price. The typical selling time for a diesel BMW X3 is approximately 26 days, and 59.1% of the listings have recently been reduced in price (Source: AutoUncle market data, September-2026).

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Used BMW X3 xLine 190 HP (139 kW) 2018 White SUV

(2018) BMW X3 xLine 190 HP

Super price

You save £3,619

BL9 6HH Greater Manchester, Manchester

163 g CO2/km comb. - 190 HP (139 kW) - 42.2 Mpg

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Used BMW X3 M Sport 190 HP (139 kW) 2021 Black SUV

(2021) BMW X3 M Sport 190 HP

Good price

You save £1,605

NE12 9SW Longbenton, Tyne And Wear

157 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Carwow

Used BMW X3 M Sport 265 HP (194 kW) 2018 White SUV

(2018) BMW X3 M Sport 265 HP

Fair price

Estimated price £24,403

WD3 3RT Croxley Green, Hertfordshire

185 g CO2/km comb. - 265 HP (194 kW) - 6.9 Mpg

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Used BMW X3 M Sport 265 HP (194 kW) 2018 Blue SUV

(2018) BMW X3 M Sport 265 HP

Fair price

WD3 3RT Croxley Green, Hertfordshire

185 g CO2/km comb. - 265 HP (194 kW) - 6.9 Mpg

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-1%

1 / 4

Used (2019) BMW X3 M Sport 190 HP | Super price

xDrive20d M Sport 5dr Step

2019
61,618 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 166 g CO2/km comb.
6.3 mpg
Details

Super price

£18,902

£19,150

SO31 7FL Lower Swanwick, Hampshire

Availability verified

-2%

1 / 4

Used (2020) BMW X3 M Sport 190 HP | Good price

2020 | 2.0 20d MHT M Sport Auto

2020
21,182 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 157 g CO2/km comb.
5 mpg
Details

Good price

£26,500

£27,150

SW17 0HB Greater London, London

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Used (2014) BMW X3 Comfort Edition 184 HP | Good price

2.0 20d SE SUV 5dr Diesel Auto

2014
78,000 miles
Trim level: Comfort Edition
2.0L Diesel
SUV
Automatic
184 HP (135 kW)
CO2 emissions: 147 g CO2/km comb.
50 mpg
Details

Good price

£7,995

PE6 7YB Eye, Cambridgeshire

Availability verified

-1%

1 / 1

Used (2019) BMW X3 M Sport 265 HP | Super price

Xdrive 30d M Sport Auto SUV

2019
62,467 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
265 HP (194 kW)
CO2 emissions: 185 g CO2/km comb.
6.9 mpg
Details

Super price

£19,869

£20,108

BS5 9PJ Bristol City, Bristol

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Used BMW X3 M Sport 190 HP (139 kW) 2021 Black SUV

(2021) BMW X3 M Sport 190 HP

Super price

You save £3,905

Merseyside, Merseyside

157 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Carwow

Used BMW X3 xLine 190 HP (139 kW) 2022 White SUV

(2022) BMW X3 xLine 190 HP

Super price

You save £3,110

ME20 7XB Quarry Wood, Kent

160 g CO2/km comb. - 190 HP (139 kW) - 47.9 Mpg

Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2021 Silver SUV

(2021) BMW X3 M Sport 190 HP

Good price

You save £1,601

PE321DD Norfolk, Norfolk

157 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Carwow

Used BMW X3 M Sport 265 HP (194 kW) 2020 SUV

(2020) BMW X3 M Sport 265 HP

Fair price

185 g CO2/km comb. - 265 HP (194 kW) - 6.9 Mpg

-9%

1 / 4

Used (2019) BMW X3 M Sport 190 HP | Good price

2019 M Sport xDrive20d Step

2019
35,445 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 166 g CO2/km comb.
5 mpg
Details

Good price

£21,490

£23,800

WS11 8LX Great Wyrley, Staffordshire

Availability verified

-2%

1 / 4

Used (2024) BMW X3 M Sport 190 HP | Super price

2024 M Sport xDrive20d MHT M Sport

2024
38,945 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 160 g CO2/km comb.
6.1 mpg
Details

Super price

£30,586

£31,396

NE360BQ

Availability verified

New

1 / 4

New (2026) BMW X3 M Sport 197 HP | Super price

- 20d xDrive M Sport 5dr Step Auto

2026
0 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
197 HP (144 kW)
CO2 emissions: 155 g CO2/km comb.
5.9 mpg
Details

Super price

£54,995

SL50EX, Berkshire

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New

1 / 4

Used (2017) BMW X3 190 HP | Good price

2017 SE xDrive20d Step Auto

2017
85,847 miles
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 136 g CO2/km comb.
5.2 mpg
Details

Good price

£10,995

TN2 3UE Kent, Kent

Availability verified

-40%

Used (2021) BMW X3 M Sport 190 HP | Good price

2021 M Sport xDrive20d MHT M Sport

2021
54,284 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 157 g CO2/km comb.
47.1 mpg
Details

Good price

£24,990

£41,950

HU9 1TQ Kingston Upon Hull, East Yorkshire

Availability verified

-11%

1 / 3

Used (2018) BMW X3 xLine 265 HP | Super price

3.0 30d xLine SUV 5dr Diesel Auto

2018
44,787 miles
Trim level: xLine
3.0L Diesel
SUV
Automatic
265 HP (194 kW)
CO2 emissions: 181 g CO2/km comb.
38.2 mpg
Details

Super price

£21,350

£23,990

OL11 2NQ Greater Manchester, Manchester

Availability verified

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Used BMW X3 M Sport 265 HP (194 kW) 2019 Grey SUV

(2019) BMW X3 M Sport 265 HP

Super price

You save £2,650

CM1 3BH Essex, Essex

182 g CO2/km comb. - 265 HP (194 kW) - 6.9 Mpg

Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2020 Silver SUV

(2020) BMW X3 M Sport 190 HP

Good price

You save £1,500

SW17 0HB Greater London, London

157 g CO2/km comb. - 190 HP (139 kW) - 5.0 Mpg

Carwow

Used BMW X3 xLine 190 HP (139 kW) 2021 Blue SUV

(2021) BMW X3 xLine 190 HP

Super price

You save £4,210

DN2 4SR South Yorkshire, South Yorkshire

156 g CO2/km comb. - 190 HP (139 kW) - 47.1 Mpg

Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2021 Grey SUV

(2021) BMW X3 M Sport 190 HP

Fair price

Estimated price £25,385

GU1 1RU Surrey, Surrey

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

1 / 4

Used (2021) BMW X3 M Sport 190 HP | Good price

2021 | 2.0 20d MHT M Sport Auto

2021
59,121 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 157 g CO2/km comb.
6 mpg
Details

Good price

£22,700

£22,910

EN8 8DY Hertfordshire, Hertfordshire

Availability verified

-6%

1 / 4

Used (2017) BMW X3 xLine 190 HP | Good price

2017 xLine xDrive20d Step Auto

2017
92,032 miles
Trim level: xLine
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 136 g CO2/km comb.
5.2 mpg
Details

Good price

£10,250

£10,990

RG7 5JF Berkshire, Berkshire

Availability verified

-6%

1 / 4

Used (2019) BMW X3 M Sport 190 HP | Good price

SUV xDrive20d M Sport auto 5d

2019
85,149 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 166 g CO2/km comb.
6.3 mpg
Details

Good price

£17,730

£18,986

RM13 8RH Greater London, London

Availability verified

New

1 / 4

Used (2015) BMW X3 Comfort Edition 190 HP | Good price

xDrive20d SE (06/14-) 5d Step

2015
63,931 miles
Trim level: Comfort Edition
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 136 g CO2/km comb.
5.2 mpg
Details

Good price

£11,950

TN62GZ East Sussex, East Sussex

Availability verified

-4%

1 / 4

Used (2019) BMW X3 Impressive 326 HP | Super price

M40D AUTO

2019
49,618 miles
Trim level: Impressive
3.0L Diesel
SUV
Automatic
326 HP (239 kW)
CO2 emissions: 187 g CO2/km comb.
7.2 mpg
Details

Super price

£26,150

£27,490

HU9 1DN Kingston Upon Hull, East Yorkshire

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1 / 1

Used (2020) BMW X3 M Sport 190 HP | Good price

2020 M Sport xDrive20d M Sport 5dr

2020
86,000 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 166 g CO2/km comb.
6.3 mpg
Details

Good price

£16,990

DN59TJ

Availability verified

-2%

1 / 4

Used (2022) BMW X3 M Sport 190 HP | Super price

XDRIVE20D M SPORT

2022
34,178 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 160 g CO2/km comb.
5.8 mpg
Details

Super price

£28,590

£29,420

PE1 5XL Peterborough, Cambridgeshire

Availability verified

-6%

1 / 4

Used (2020) BMW X3 M Sport 190 HP | Good price

20d M Sport

2020
104,876 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 165 g CO2/km comb.
42.2 mpg
Details

Good price

£16,999

£18,099

IP25 6HW Watton, Norfolk

Availability verified

-5%

1 / 4

Used (2020) BMW X3 M Sport 190 HP | Super price

2020 M Sport xDrive20d Step

2020
69,780 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 166 g CO2/km comb.
6.3 mpg
Details

Super price

£19,616

£20,855

SO31 7FL Lower Swanwick, Hampshire

Availability verified

-4%

1 / 4

Used (2019) BMW X3 M Sport 265 HP | Good price

2019 M Sport xDrive30d Step

2019
38,305 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
265 HP (194 kW)
CO2 emissions: 185 g CO2/km comb.
6.9 mpg
Details

Good price

£24,399

£25,649

IP12DZ Ipswich, Suffolk

Availability verified

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Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2020 Grey SUV

(2020) BMW X3 M Sport 190 HP

Fair price

WD19 4HX Hertfordshire, Hertfordshire

157 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Carwow

Used BMW X3 xLine 265 HP (194 kW) 2018 White SUV

(2018) BMW X3 xLine 265 HP

Super price

You save £3,650

OL11 2NQ Greater Manchester, Manchester

181 g CO2/km comb. - 265 HP (194 kW) - 38.2 Mpg

Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2021 SUV

(2021) BMW X3 M Sport 190 HP

Fair price

You save £1,101

157 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2021 Black SUV

(2021) BMW X3 M Sport 190 HP

Good price

You save £2,400

EN8 8DY Hertfordshire, Hertfordshire

157 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

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1 / 4

Used (2013) BMW X3 Comfort Edition 184 HP | Super price

2014 SE xDrive20d SE 5dr Step Auto

2013
79,000 miles
Trim level: Comfort Edition
2.0L Diesel
SUV
Automatic
184 HP (135 kW)
CO2 emissions: 147 g CO2/km comb.
5.6 mpg
Details

Super price

£6,999

SO150LP

Availability verified

-8%

New (2026) BMW X3 M Sport 197 HP | Good price

- 20d xDrive M Sport 5dr Step Auto

2026
0 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
197 HP (144 kW)
CO2 emissions: 155 g CO2/km comb.
5.9 mpg
Details

Good price

£56,344

£61,890

DN2 4SR South Yorkshire, South Yorkshire

Availability verified

New

1 / 4

New (2026) BMW X3 M Sport 197 HP | Good price

- 20d xDrive M Sport 5dr Step Auto

2026
0 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
197 HP (144 kW)
CO2 emissions: 155 g CO2/km comb.
5.9 mpg
Details

Good price

£56,995

CF11 8TT Cardiff, South Glamorgan

Availability verified

New

New (2026) BMW X3 M Sport 197 HP | Good price

- 20d xDrive M Sport 5dr Step Auto

2026
0 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
197 HP (144 kW)
CO2 emissions: 155 g CO2/km comb.
5.9 mpg
Details

Good price

£56,219

IP31 1SX Fornham Saint Martin, Suffolk

Availability verified

1 / 3

Used (2021) BMW X3 M Sport 190 HP | Good price

2021 M Sport xDrive20d MHT Step

2021
60,722 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
CO2 emissions: 157 g CO2/km comb.
6 mpg
Details

Good price

£22,495

NE12 9SW Longbenton, Tyne And Wear

Availability verified

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Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2020 Black SUV

(2020) BMW X3 M Sport 190 HP

Fair price

WA2 8JH Warrington, Cheshire

157 g CO2/km comb. - 190 HP (139 kW) - 5.0 Mpg

Carwow

Used BMW X3 M Sport 265 HP (194 kW) 2020 SUV

(2020) BMW X3 M Sport 265 HP

Super price

You save £3,772

SO31 7FL Lower Swanwick, Hampshire

185 g CO2/km comb. - 265 HP (194 kW) - 6.9 Mpg

Carwow

Used BMW X3 M Sport 190 HP (139 kW) 2018 White SUV

(2018) BMW X3 M Sport 190 HP

Fair price

Estimated price £19,319

LU3 3AN Luton, Bedfordshire

166 g CO2/km comb. - 190 HP (139 kW) - 42.2 Mpg

Carwow

Used BMW X3 xLine 265 HP (194 kW) 2020 Black SUV

(2020) BMW X3 xLine 265 HP

Super price

You save £2,744

HD5 0RP West Yorkshire, West Yorkshire

149 g CO2/km comb. - 265 HP (194 kW) - 6.9 Mpg

Showing 1 - 25 of 1,470 results

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