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2026 BMW M340 • Compare 61 used cars with valuation

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Carwow

2024

(2024) BMW M340 M Sport 374 HP

£46,995

Fair price

Estimated price £46,776

London, London

182 g CO2/km comb. - 374 HP (275 kW) - 8.0 Mpg

Carwow

2024

(2024) BMW M340 M Sport 374 HP

£47,990

Fair price

Estimated price £47,681

MK15 0DQ Milton Keynes, Buckinghamshire

182 g CO2/km comb. - 374 HP (275 kW) - 32.8 Mpg

Carwow

2024

(2024) BMW M340 M Sport 374 HP

£46,403

Fair price

You save £1,297

EX2 8FD Marsh Barton, Devon

182 g CO2/km comb. - 374 HP (275 kW) - 34.0 Mpg

Carwow

2026

(2026) BMW M340 M Sport 392 HP

£54,895

Fair price

Estimated price £53,642

TN2 3UE Kent, Kent

165 g CO2/km comb. - 392 HP (288 kW) - 38.7 Mpg

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-3%

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Used (2026) BMW M340 M Sport 387 HP | Expensive

3 Series 3.0 i MHT Touring 5dr

Sep 2026
5,000 miles
Trim level: M Sport
3.0L Electric/Petrol
Estate
Automatic
387 HP (284 kW)
CO2 emissions: 167 g CO2/km comb.
Details

Expensive

£59,975

£61,975

Dealer

Bmw, Dumfriesshire

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-18%

1 / 4

Used (2026) BMW M340 M Sport 387 HP | Expensive

3 Series i xDrive Touring 3.0

2026
6,958 miles
Trim level: M Sport
3.0L Petrol
Estate
Automatic
387 HP (284 kW)
CO2 emissions: 175 g CO2/km comb.
36.7 mpg
Details

Expensive

£58,950

£72,500

Bmw.co.uk

SY1 4AQ Shropshire, Shropshire

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1 / 4

Used (2026) BMW M340 M Sport | Expensive

3 Series i Xdrive Mhev Auto

2026
2,499 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
Details

Expensive

£51,000

Exchange and Mart

Essex, Essex

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1 / 4

Used (2026) BMW M340 M Sport 387 HP | Expensive

3 Series i xDrive Touring 3.0

2026
4,000 miles
Trim level: M Sport
3.0L Petrol
Estate
Automatic
387 HP (284 kW)
CO2 emissions: 168 g CO2/km comb.
38.2 mpg
Details

Expensive

£58,271

Bmw.co.uk

KT11 1JA Surrey, Surrey

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Carwow

2024

(2024) BMW M340 340 HP

£38,895

Fair price

Estimated price £38,497

MK15 0DQ Milton Keynes, Buckinghamshire

159 g CO2/km comb. - 340 HP (250 kW) - 6.1 Mpg

Carwow

2024

(2024) BMW M340 Comfort Edition 340 HP

£38,797

Super price

You save £4,603

PO3 5FF Portsmouth, Hampshire

159 g CO2/km comb. - 340 HP (250 kW) - 46.3 Mpg

Carwow

2024

(2024) BMW M340 Comfort Edition 340 HP

£43,080

Fair price

Estimated price £42,250

HG3 1LG Pannal, North Yorkshire

159 g CO2/km comb. - 340 HP (250 kW) - 46.3 Mpg

Carwow

2025

(2025) BMW M340 M Sport 374 HP

£39,299

Super price

You save £6,401

EH15 1BT Edinburgh, Edinburgh

177 g CO2/km comb. - 374 HP (275 kW) - 7.8 Mpg

1 / 4

Used (2026) BMW M340 M Sport 387 HP | Expensive

3 Series i xDrive Saloon 3.0

2026
1,782 miles
Trim level: M Sport
3.0L Petrol
Automatic
387 HP (284 kW)
CO2 emissions: 162 g CO2/km comb.
39.8 mpg
Details

Expensive

£54,000

Bmw.co.uk

B78 3HG Staffordshire, Staffordshire

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1 / 1

Used (2026) BMW M340 M Sport

3 Series i xDrive MHT 392 5dr Step

2026
6,000 miles
Trim level: M Sport
3.0L Petrol
Estate
Automatic
Details

£57,994

Not evaluated

Dealer

London, London

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1 / 1

New (2026) BMW M340 M Sport | Rare vehicle

3 Series i xDrive MHT 392 5dr Step

2026
10 miles
Trim level: M Sport
3.0L Petrol
Estate
Automatic
Details

£61,850

Rare vehicle

Dealer

London, London

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-7%

1 / 1

Used (2026) BMW M340 M Sport

3 Series i

2026
64,170 miles
Trim level: M Sport
3.0L Petrol
Sedan
Automatic
Details

£25,990

£27,990

Not evaluated

Dealer

YO43 3PH Shiptonthorpe, East Yorkshire

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1 / 4

Used (2026) BMW M340 M Sport 387 HP

3 Series i xDrive Touring 3.0

2026
3,998 miles
Trim level: M Sport
3.0L Petrol
Estate
Automatic
387 HP (284 kW)
CO2 emissions: 176 g CO2/km comb.
36.7 mpg
Details

£65,000

Not evaluated

Bmw.co.uk

CV5 8NA West Midlands, West Midlands

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1 / 4

New (2026) BMW M340 M Sport 387 HP

3 Series i xDrive Touring 3.0

2026
12 miles
Trim level: M Sport
3.0L Petrol
Estate
Automatic
387 HP (284 kW)
CO2 emissions: 174 g CO2/km comb.
37.2 mpg
Details

£52,990

Not evaluated

Exchange and Mart

OL11 2PX Greater Manchester, Manchester

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Carwow

2025

(2025) BMW M340 M Sport 374 HP

£44,490

Good price

You save £3,110

HG3 1LG Pannal, North Yorkshire

177 g CO2/km comb. - 374 HP (275 kW) - 36.2 Mpg

Carwow

2024

(2024) BMW M340 Shadowline 340 HP

£42,990

Fair price

You save £10

MK15 0DQ Milton Keynes, Buckinghamshire

159 g CO2/km comb. - 340 HP (250 kW) - 46.3 Mpg

Carwow

2024

(2024) BMW M340 Comfort Edition 340 HP

£41,032

Fair price

You save £668

NE36 0BQ West Boldon, Tyne And Wear

163 g CO2/km comb. - 340 HP (250 kW) - 45.6 Mpg

Carwow

2024

(2024) BMW M340 Comfort Edition 340 HP

£34,411

Super price

You save £5,489

YO30 4WR York, North Yorkshire

159 g CO2/km comb. - 340 HP (250 kW) - 46.3 Mpg

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