BMW X3 in Buckinghamshire • 47 cars with AutoUncle Valuation

Market overview: BMW X3 near you: 47 cars found in Buckinghamshire. Prices from £5,890. Use our estimation to negotiate the price.

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(2025) Audi Q5 S-Line 204 HP

£57,734

Fair price

Estimated price £57,686

MK15 0DQ Milton Keynes, Buckinghamshire

162 g CO2/km comb. - 204 HP (150 kW) - 6.1 Mpg

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(2025) Audi Q5 Sport 204 HP

£53,021

Super price

You save £4,679

HP7 9JD Buckinghamshire, Buckinghamshire

158 g CO2/km comb. - 204 HP (150 kW) - 6.0 Mpg

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Used Audi Q5 Sport 245 HP (180 kW) 2020 SUV

(2020) Audi Q5 Sport 245 HP

£18,990

Super price

You save £2,910

SL9 0BG Chalfont Saint Peter, Buckinghamshire

193 g CO2/km comb. - 245 HP (180 kW) - 8.5 Mpg

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Used BMW X2 M Sport 192 HP (141 kW) 2020 SUV

(2020) BMW X2 M Sport 192 HP

£19,295

Fair price

Estimated price £18,770

HP19 8ED Buckinghamshire, Buckinghamshire

156 g CO2/km comb. - 192 HP (141 kW) - 6.9 Mpg

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Super price

Good price

Fair price

A bit pricey

Expensive

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Used (2025) BMW X3 Comfort Edition 393 HP | Good price

M50 3.0 5dr

2025
10,488 miles
Trim level: Comfort Edition
3.0L Petrol
SUV
Automatic
393 HP (289 kW)
mpg: 35.8
CO2: 178 g CO2/km comb.
Details

Good price

£59,995

£61,450

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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1 / 4

Used (2025) BMW X3 xLine 205 HP | Super price

2.0 20i MHT xLine SUV 5dr Petrol

2025
11,912 miles
Trim level: xLine
2.0L Electric/Petrol
SUV
Automatic
205 HP (150 kW)
mpg: 40.4
CO2: 158 g CO2/km comb.
Details

Super price

£41,500

£42,000

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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1 / 4

Used (2025) BMW X3 xLine 205 HP | Super price

20 xDrive xLine 2.0 5dr

2025
11,235 miles
Trim level: xLine
2.0L Petrol
SUV
Automatic
205 HP (150 kW)
mpg: 40.4
CO2: 159 g CO2/km comb.
Details

Super price

£41,500

£42,000

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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Used (2025) BMW X3 M Sport 194 HP | Good price

20d xDrive M Sport 2.0 5dr

2025
7,751 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
194 HP (142 kW)
mpg: 47.1
CO2: 157 g CO2/km comb.
Details

Good price

£46,590

£49,950

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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Used Mercedes GLA250 AMG line 211 HP (155 kW) 2016 SUV

(2016) Mercedes GLA250 AMG line 211 HP

£12,129

Fair price

You save £571

HP19 8BY Buckinghamshire, Buckinghamshire

155 g CO2/km comb. - 211 HP (155 kW) - 6.4 Mpg

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New VW T-Roc Design 150 HP (110 kW) 2025 SUV

(2025) VW T-Roc Design 150 HP

£33,404

Fair price

Estimated price £32,590

MK10 0BN Kingston, Buckinghamshire

143 g CO2/km comb. - 150 HP (110 kW) - 6.3 Mpg

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(2025) VW T-Roc Design 150 HP

£33,118

Fair price

Estimated price £32,590

MK10 0BN Kingston, Buckinghamshire

143 g CO2/km comb. - 150 HP (110 kW) - 6.3 Mpg

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Used Mercedes GLA200 Executive 163 HP (119 kW) 2022 Blue SUV

(2022) Mercedes GLA200 Executive 163 HP

£28,164

Fair price

Estimated price £26,910

HP19 8BL Buckinghamshire, Buckinghamshire

153 g CO2/km comb. - 163 HP (119 kW) - 42.0 Mpg

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Used (2018) BMW X3 M Sport 355 HP | Good price

M40i 3.0 5dr

2018
57,547 miles
Trim level: M Sport
3.0L Petrol
SUV
Automatic
355 HP (261 kW)
mpg: 34.4
CO2: 188 g CO2/km comb.
Details

Good price

£26,500

£27,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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1 / 4

Used (2025) BMW X3 xLine 205 HP | Super price

20 xDrive xLine 2.0 5dr

2025
11,359 miles
Trim level: xLine
2.0L Petrol
SUV
Automatic
205 HP (150 kW)
mpg: 40.4
CO2: 159 g CO2/km comb.
Details

Super price

£42,495

£42,450

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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1 / 4

Used (2022) BMW X3 xLine 181 HP | Good price

xDrive20i xLine 2.0 5dr

2022
12,656 miles
Trim level: xLine
2.0L Petrol
SUV
Automatic
181 HP (133 kW)
mpg: 36.7
CO2: 175 g CO2/km comb.
Details

Good price

£32,250

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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Used (2011) BMW X3 | Good price

2.0 20d SE Steptronic xDrive Euro

2011
101,388 miles
2.0L Diesel
SUV
Automatic
Details

Good price

£5,890

£5,990

Exchange and Mart

HP5 3AS Buckinghamshire, Buckinghamshire

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-4%

1 / 4

Used (2013) BMW X3 M Sport 184 HP | Good price

xDrive20d M Sport 5dr Step

2013
84,800 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
184 HP (135 kW)
mpg: 50.0
Details

Good price

£8,799

£9,199

Motors.co.uk

MK1 1BU Bletchley, Buckinghamshire

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Used (2011) BMW X3 | Super price

xDrive20d Step Auto

2011
95,000 miles
2.0L Diesel
SUV
Automatic
mpg: 50.0
Details

Super price

£4,995

Motors.co.uk

HP15 6LJ Cryers Hill, Buckinghamshire

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Used Mercedes GLA200 Executive 156 HP (114 kW) 2018 Grey SUV

(2018) Mercedes GLA200 Executive 156 HP

£14,655

Fair price

Estimated price £14,337

HP19 8BL Buckinghamshire, Buckinghamshire

147 g CO2/km comb. - 156 HP (114 kW) - 44.0 Mpg

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Used VW T-Roc Life 150 HP (110 kW) 2025 SUV

(2025) VW T-Roc Life 150 HP

£19,380

Good price

You save £1,220

HP19 8BY Buckinghamshire, Buckinghamshire

137 g CO2/km comb. - 150 HP (110 kW) - 6.0 Mpg

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Used VW T-Roc Life 110 HP (80 kW) 2023 Grey SUV

(2023) VW T-Roc Life 110 HP

£17,990

Fair price

Estimated price £17,167

HP19 8FN Buckinghamshire, Buckinghamshire

135 g CO2/km comb. - 110 HP (80 kW) - 5.9 Mpg

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Used VW T-Roc R 300 HP (220 kW) 2021 SUV

(2021) VW T-Roc R 300 HP

£22,995

Fair price

You save £305

SL9 0BG Chalfont Saint Peter, Buckinghamshire

200 g CO2/km comb. - 300 HP (220 kW) - 8.8 Mpg

1 / 4

Used (2025) BMW X3 xLine 205 HP | Super price

20 xDrive xLine 2.0 5dr

2025
11,452 miles
Trim level: xLine
2.0L Petrol
SUV
Automatic
205 HP (150 kW)
mpg: 40.4
CO2: 159 g CO2/km comb.
Details

Super price

£41,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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1 / 4

Used (2025) BMW X3 xLine 205 HP | Super price

20 xDrive xLine 2.0 5dr

2025
12,102 miles
Trim level: xLine
2.0L Petrol
SUV
Automatic
205 HP (150 kW)
mpg: 40.4
CO2: 158 g CO2/km comb.
Details

Super price

£41,500

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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Used (2024) BMW X3 M Sport 286 HP | Fair price

xDrive30d MHT M Sport 5dr Auto

2024
5,845 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
286 HP (210 kW)
CO2: 165 g CO2/km comb.
Details

Fair price

£42,450

£45,055

Honestjohn

MK10 0BN Kingston, Buckinghamshire

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Used (2022) BMW X3 M Sport 282 HP | Fair price

xDrive30d M Sport

2022
29,314 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
282 HP (207 kW)
mpg: 44.8
CO2: 164 g CO2/km comb.
Details

Fair price

£39,000

£53,995

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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Used (2023) BMW X3 M Sport 282 HP | Fair price

xDrive30d M Sport 3.0 5dr

2023
18,164 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
282 HP (207 kW)
mpg: 42.8
CO2: 173 g CO2/km comb.
Details

Fair price

£44,750

£50,605

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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1 / 4

Used (2023) BMW X3 M Sport 282 HP | Fair price

xDrive30d M Sport 3.0 5dr

2023
27,850 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
282 HP (207 kW)
mpg: 44.8
CO2: 164 g CO2/km comb.
Details

Fair price

£42,000

£42,500

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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1 / 4

Used (2025) BMW X3 Comfort Edition 393 HP | Fair price

M50 3.0 5dr

2025
3,542 miles
Trim level: Comfort Edition
3.0L Petrol
SUV
Automatic
393 HP (289 kW)
mpg: 35.8
CO2: 179 g CO2/km comb.
Details

Fair price

£66,750

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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Used (2025) BMW X3 M Sport 205 HP | Fair price

20 xDrive M Sport 2.0 5dr

2025
10,201 miles
Trim level: M Sport
2.0L Petrol
SUV
Automatic
205 HP (150 kW)
mpg: 39.8
CO2: 160 g CO2/km comb.
Details

Fair price

£49,950

£49,750

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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Used (2025) BMW X3 M Sport 194 HP | Fair price

20d xDrive M Sport 2.0 5dr

2025
8,183 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
194 HP (142 kW)
mpg: 47.1
CO2: 157 g CO2/km comb.
Details

Fair price

£48,395

£48,495

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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1 / 4

Used (2022) BMW X3 M Sport 282 HP | Fair price

xDrive30d M Sport 3.0 5dr

2022
35,100 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
282 HP (207 kW)
mpg: 44.8
CO2: 165 g CO2/km comb.
Details

Fair price

£37,500

£38,000

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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Used VW T-Roc R-line 150 HP (110 kW) 2021 SUV

(2021) VW T-Roc R-line 150 HP

£16,450

Fair price

You save £650

HP18 9BW Long Crendon, Buckinghamshire

149 g CO2/km comb. - 150 HP (110 kW) - 6.6 Mpg

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Used VW Tiguan Allspace Life 150 HP (110 kW) 2024 SUV

(2024) VW Tiguan Allspace Life 150 HP

£19,000

Fair price

You save £800

MK1 1HX Bletchley, Buckinghamshire

156 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

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Used VW T-Roc SEL 150 HP (110 kW) 2021 SUV

(2021) VW T-Roc SEL 150 HP

£19,968

Fair price

Estimated price £19,372

HP19 8BY Buckinghamshire, Buckinghamshire

150 g CO2/km comb. - 150 HP (110 kW) - 6.6 Mpg

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(2024) VW Tiguan Allspace Life 150 HP

£22,534

Fair price

You save £666

HP19 8BY Buckinghamshire, Buckinghamshire

156 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

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Used (2019) BMW X3 M Sport 261 HP | Fair price

X3 SeriesxDrive30d M Sport 3.0

2019
58,935 miles
Trim level: M Sport
3.0L Diesel
SUV
Automatic
261 HP (191 kW)
mpg: 38.2
CO2: 157 g CO2/km comb.
Details

Fair price

£27,000

£39,750

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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1 / 4

Used (2025) BMW X3 M Sport 194 HP | Fair price

20d xDrive M Sport 2.0 5dr

2025
5,669 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
194 HP (142 kW)
mpg: 47.1
CO2: 157 g CO2/km comb.
Details

Fair price

£49,000

£49,500

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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-19%

1 / 4

Used (2021) BMW X3 M Sport 187 HP | Fair price

xDrive20d M Sport 2.0 5dr

2021
62,688 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
187 HP (137 kW)
mpg: 47.1
CO2: 157 g CO2/km comb.
Details

Fair price

£25,500

£31,816

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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-8%

1 / 4

Used (2023) BMW X3 M Sport 187 HP | Fair price

xDrive20d M Sport 2.0 5dr

2023
13,117 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
187 HP (137 kW)
mpg: 47.9
CO2: 154 g CO2/km comb.
Details

Fair price

£37,500

£41,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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1 / 4

Used (2016) BMW X3 M Sport 190 HP | Fair price

xDrive20d M Sport Auto

2016
86,000 miles
Trim level: M Sport
2.0L Diesel
SUV
Automatic
190 HP (139 kW)
mpg: 54.0
Details

Fair price

£13,995

Exchange and Mart

HP22 5GT Stoke Mandeville, Buckinghamshire

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Used VW Tiguan R 320 HP (235 kW) 2023 SUV

(2023) VW Tiguan R 320 HP

£33,995

Fair price

You save £905

HP10 0NN Wooburn Green, Buckinghamshire

215 g CO2/km comb. - 320 HP (235 kW) - 9.5 Mpg

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Used Audi Q3 Black Edition 150 HP (110 kW) 2023 Blue SUV

(2023) Audi Q3 Black Edition 150 HP

£30,261

Fair price

You save £139

MK17 8US Wavendon, Buckinghamshire

158 g CO2/km comb. - 150 HP (110 kW) - 39.8 Mpg

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Used Mercedes GLB200 AMG line 163 HP (119 kW) 2022 Grey SUV

(2022) Mercedes GLB200 AMG line 163 HP

£25,271

Good price

You save £1,529

MK17 8US Wavendon, Buckinghamshire

163 g CO2/km comb. - 163 HP (119 kW) - 7.2 Mpg

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Used Audi Q3 Black Edition 150 HP (110 kW) 2022 Grey SUV

(2022) Audi Q3 Black Edition 150 HP

£26,495

Fair price

You save £305

MK17 0PP Little Horwood, Buckinghamshire

158 g CO2/km comb. - 150 HP (110 kW) - 6.9 Mpg

Showing 1 - 25 of 47 results

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All areas for BMW X3 in Buckinghamshire

Milton Keynes (16)