BMW M340 in Buckinghamshire • 15 cars with AutoUncle Valuation

Market overview: BMW M340 near you: 15 cars found in Buckinghamshire. Prices from £27,000. Use our estimation to negotiate the price.

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(2026) BMW M235 300 HP

£45,773

Fair price

You save £1,027

MK150DQ Milton Keynes, Buckinghamshire

170 g CO2/km comb. - 300 HP (220 kW) - 7.4 Mpg

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New MG IM5 300 kW (408 HP) 2025 Blue Hatchback

(2025) MG IM5 408 HP

£34,578

Good price

You save £2,722

MK6 4AG Milton Keynes, Buckinghamshire

0 g CO2/km comb. - 300 kW (408 HP) - 16.0 Kwh/100 km

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New Audi Q3 Sportback S-Line 150 HP (110 kW) 2026 SUV

(2026) Audi Q3 Sportback S-Line 150 HP

£41,255

Fair price

You save £1,145

MK15 0DQ Milton Keynes, Buckinghamshire

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

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Used Mercedes EQE350 AMG line 214 kW (292 HP) 2023 Grey Estate

(2023) Mercedes EQE350 AMG line 292 HP

£35,990

Good price

You save £2,410

HP19 8BL Buckinghamshire, Buckinghamshire

0 g CO2/km comb. - 214 kW (292 HP) - 16.7 Kwh/100 km

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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1 / 3

Used (2026) BMW M340 M Sport 387 HP | Super price

3 Series i xDrive Touring 3.0

2026
3,499 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
387 HP (284 kW)
CO2 emissions: 173 g CO2/km comb.
37.2 mpg
Details

Super price

£53,998

£55,995

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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1 / 4

Used (2021) BMW M340 Shadowline 335 HP | Good price

3 Series xDrive Saloon 3.0 4dr

2021
71,130 miles
Trim level: Shadowline
3.0L Diesel
Sedan
Automatic
335 HP (246 kW)
CO2 emissions: 160 g CO2/km comb.
46.3 mpg
Details

Good price

£27,000

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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-7%

1 / 4

Used (2024) BMW M340 Shadowline 335 HP | Super price

3 SeriesxDrive Saloon 3.0 4dr

2024
11,255 miles
Trim level: Shadowline
3.0L Diesel
Sedan
Automatic
335 HP (246 kW)
CO2 emissions: 159 g CO2/km comb.
46.3 mpg
Details

Super price

£43,500

£46,940

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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1 / 4

Used (2024) BMW M340 M Sport 369 HP | Good price

3 Series i xDrive Touring 3.0

2024
16,274 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
369 HP (271 kW)
CO2 emissions: 188 g CO2/km comb.
34 mpg
Details

Good price

£46,750

£47,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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Used Mercedes GLA45 AMG AMG 421 HP (309 kW) 2022 White SUV

(2022) Mercedes GLA45 AMG AMG 421 HP

£39,938

Fair price

Estimated price £39,112

HP19 8BL Buckinghamshire, Buckinghamshire

224 g CO2/km comb. - 421 HP (309 kW) - 9.8 Mpg

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New MG IM6 553 kW (752 HP) 2025 Black SUV

(2025) MG IM6 752 HP

£38,130

Fair price

You save £1,170

MK6 4AG Milton Keynes, Buckinghamshire

0 g CO2/km comb. - 553 kW (752 HP)

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(2026) BYD Atto 3 449 HP

£40,995

Fair price

Estimated price £39,413

MK150DQ Milton Keynes, Buckinghamshire

0 g CO2/km comb. - 330 kW (449 HP) - 17.8 Kwh/100 km

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New BMW 320 M Sport 184 HP (135 kW) 2026 Estate

(2026) BMW 320 M Sport 184 HP

£44,297

Fair price

You save £903

MK150DQ Milton Keynes, Buckinghamshire

153 g CO2/km comb. - 184 HP (135 kW) - 6.8 Mpg

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1 / 3

Used (2021) BMW M340 Shadowline 335 HP | Fair price

3 SeriesxDrive Saloon 3.0 4dr

2021
45,266 miles
Trim level: Shadowline
3.0L Diesel
Sedan
Automatic
335 HP (246 kW)
CO2 emissions: 160 g CO2/km comb.
46.3 mpg
Details

Fair price

£31,695

£33,950

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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-24%

1 / 3

Used (2021) BMW M340 M Sport 340 HP | Fair price

xDrive Saloon

2021
19,804 miles
Trim level: M Sport
3.0L Diesel
Sedan
Automatic
340 HP (250 kW)
CO2 emissions: 160 g CO2/km comb.
46.3 mpg
Details

Fair price

£34,595

£45,995

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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-9%

1 / 4

Used (2023) BMW M340 M Sport 374 HP | Fair price

3 Series i xDrive MHT 5dr Step

2023
17,250 miles
Trim level: M Sport
3.0L Hybrid
Sedan
Automatic
374 HP (275 kW)
Details

Fair price

£45,250

£49,950

Motors.co.uk

HP5 3QW Chesham, Buckinghamshire

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1 / 4

Used (2022) BMW M340 M Sport 374 HP | Fair price

3 Series 3.0 i MHT Saloon 4dr

2022
35,700 miles
Trim level: M Sport
3.0L Hybrid
Sedan
Automatic
374 HP (275 kW)
Details

Fair price

£37,995

Motors.co.uk

HP18 9PH Worminghall, Buckinghamshire

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New

Used (2026) BMW M340 M Sport 387 HP | Fair price

3 Series i xDrive Touring 3.0

2026
1,415 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
387 HP (284 kW)
CO2 emissions: 167 g CO2/km comb.
38.7 mpg
Details

Fair price

£59,995

Bmw.co.uk

MK15 0DQ Milton Keynes, Buckinghamshire

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-1%

1 / 4

Used (2020) BMW M340 M Sport 369 HP | A bit pricey

3 Series i xDrive Touring 3.0

2020
52,406 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
369 HP (271 kW)
CO2 emissions: 165 g CO2/km comb.
33.6 mpg
Details

A bit pricey

£33,500

£34,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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New BMW 120 M Sport 156 HP (114 kW) 2026 Hatchback

(2026) BMW 120 M Sport 156 HP

£33,914

Fair price

You save £586

MK150DQ Milton Keynes, Buckinghamshire

121 g CO2/km comb. - 156 HP (114 kW) - 5.3 Mpg

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New BMW 420 M Sport 184 HP (135 kW) 2026 Coupe

(2026) BMW 420 M Sport 184 HP

£44,443

Super price

You save £4,157

MK150DQ Milton Keynes, Buckinghamshire

144 g CO2/km comb. - 184 HP (135 kW) - 6.3 Mpg

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New Audi A3 Sportback S-Line 116 HP (85 kW) 2026 Hatchback

(2026) Audi A3 Sportback S-Line 116 HP

£34,314

Fair price

Estimated price £33,153

HP7 9JD Buckinghamshire, Buckinghamshire

125 g CO2/km comb. - 116 HP (85 kW) - 5.5 Mpg

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Used Mercedes E300 AMG line 265 HP (194 kW) 2023 Silver Estate

(2023) Mercedes E300 AMG line 265 HP

£32,824

Super price

You save £4,176

HP19 8BL Buckinghamshire, Buckinghamshire

156 g CO2/km comb. - 265 HP (194 kW) - 47.0 Mpg

1 / 4

Used (2021) BMW M340 M Sport 374 HP | A bit pricey

3 Series i xDrive Saloon 3.0

2021
36,546 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
374 HP (275 kW)
CO2 emissions: 178 g CO2/km comb.
36.2 mpg
Details

A bit pricey

£37,500

£35,990

Bmw.co.uk

SL6 0BW Maidenhead, Buckinghamshire

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-2%

1 / 4

Used (2023) BMW M340 Comfort Edition 335 HP | Expensive

3 Series xDrive Touring 3.0

2023
16,670 miles
Trim level: Comfort Edition
3.0L Diesel
Sedan
Automatic
335 HP (246 kW)
CO2 emissions: 164 g CO2/km comb.
44.8 mpg
Details

Expensive

£49,000

£50,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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-8%

1 / 4

Used (2021) BMW M340 Shadowline 335 HP | Expensive

3 SeriesxDrive Touring 3.0 5dr

2021
59,517 miles
Trim level: Shadowline
3.0L Diesel
Sedan
Automatic
335 HP (246 kW)
CO2 emissions: 165 g CO2/km comb.
44.8 mpg
Details

Expensive

£34,000

£37,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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1 / 4

Used (2023) BMW M340 M Sport 369 HP | Expensive

3 Series i xDrive Touring 3.0

2023
15,212 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
369 HP (271 kW)
CO2 emissions: 188 g CO2/km comb.
34 mpg
Details

Expensive

£48,000

Bmw.co.uk

HP11 1EZ Buckinghamshire, Buckinghamshire

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New

1 / 4

Used (2022) BMW M340 Comfort Edition 340 HP

3 Series xDrive MHT 5dr Step

2022
48,901 miles
Trim level: Comfort Edition
3.0L Diesel
Sedan
Automatic
340 HP (250 kW)
46.3 mpg
Details

£24,995

Not evaluated

Motors.co.uk

HP5 3PE Buckinghamshire, Buckinghamshire

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New BMW 225 M Sport 245 HP (180 kW) 2026 Estate

(2026) BMW 225 M Sport 245 HP

£43,235

Fair price

Estimated price £43,187

MK150DQ Milton Keynes, Buckinghamshire

62 g CO2/km comb. - 245 HP (180 kW) - 0.2 Mpg

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New BYD Atto 2 Comfort 150 kW (204 HP) 2026 SUV

(2026) BYD Atto 2 Comfort 204 HP

£32,795

Fair price

You save £205

MK150DQ Milton Keynes, Buckinghamshire

0 g CO2/km comb. - 150 kW (204 HP)

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Used BMW X3 M Sport 184 HP (135 kW) 2023 SUV

(2023) BMW X3 M Sport 184 HP

£37,495

Fair price

Estimated price £37,308

HP10 0NN Wooburn Green, Buckinghamshire

175 g CO2/km comb. - 184 HP (135 kW) - 7.7 Mpg

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Used Mercedes GLA45 AMG AMG 421 HP (309 kW) 2022 Black SUV

(2022) Mercedes GLA45 AMG AMG 421 HP

£40,295

Fair price

You save £1,305

HP9 1QJ Buckinghamshire, Buckinghamshire

224 g CO2/km comb. - 421 HP (309 kW) - 9.8 Mpg

Showing 1 - 15 of 15 results

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