BMW 420 Gran Coupé (petrol) • 239 cars with Valuation

Market overview: BMW 420 Gran Coupé (petrol): What is the market value? 239 cars in database. Prices from £17,500. Compare range, options and prices here.

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Used BMW 420 M Sport 184 HP (135 kW) 2022 Grey Coupe

Petrol

(2022) BMW 420 M Sport 184 HP

£29,695

Fair price

Estimated price £28,918

SO53 3YU Cross Rise, Hampshire

151 g CO2/km comb. - 184 HP (135 kW) - 42.8 Mpg

Carwow Leasing

New Audi A5 S-Line 150 HP (110 kW) 2025 Sedan

Petrol

(2025) Audi A5 S-Line 150 HP

£44,030

Good price

You save £2,770

LE3 2LD Braunstone Town, Leicestershire

154 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2025 Hatchback

Petrol

(2025) BMW 420 M Sport 184 HP

£37,152

Fair price

You save £948

TA6 6DD Somerset, Somerset

153 g CO2/km comb. - 184 HP (135 kW) - 42.0 Mpg

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2025 Cabriolet

Petrol

(2025) BMW 420 M Sport 184 HP

£29,450

Super price

You save £5,450

CM1 3BH Essex, Essex

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

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

-18%

1 / 4

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2025
5,324 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Good price

£34,750

£42,795

Bmw.co.uk

HD1 6NN West Yorkshire, West Yorkshire

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-36%

1 / 4

Used (2020) BMW 420 Gran Coupé M Sport 184 HP | Good price

4 Series Gran Coupe i M Sport 2.0

Mar 2020
55,801 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
184 HP (135 kW)
mpg: 37.7
CO2: 135 g CO2/km comb.
Details

Good price

£16,259

£25,750

Bmw.co.uk

ST17 4PQ Staffordshire, Staffordshire

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-3%

1 / 4

Used (2022) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2022
12,666 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 154 g CO2/km comb.
Details

Good price

£28,304

£29,419

Motors.co.uk

DA14 5BG Sidcup, London

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-5%

1 / 4

Used (2023) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2023
15,175 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Good price

£29,750

£31,500

Bmw.co.uk

RM3 0XP Greater London, London

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New Audi A5 S-Line 150 HP (110 kW) 2026 Estate

Petrol

(2026) Audi A5 S-Line 150 HP

£44,000

Super price

You save £3,800

DE24 8AJ Derby, Derbyshire

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

Carwow Leasing

New Audi A5 Sport 150 HP (110 kW) 2025 Sedan

Petrol

(2025) Audi A5 Sport 150 HP

£40,975

Good price

You save £3,025

BH12 4QN Bournemouth, Christchurch And Poole, Dorset

155 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow

Petrol

(2025) BMW 420 M Sport 184 HP

£39,103

Fair price

You save £97

DH1 1GG County Durham, Durham

153 g CO2/km comb. - 184 HP (135 kW) - 42.0 Mpg

Carwow Leasing

New Audi A5 Sport 150 HP (110 kW) 2026 Sedan

Petrol

(2026) Audi A5 Sport 150 HP

£39,999

Super price

You save £4,001

MK429XE

155 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

New

1 / 4

Used (2022) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2022
20,330 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Good price

£27,495

Bmw.co.uk

EN1 1SW Greater London, London

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-25%

1 / 4

Used (2023) BMW 420 Gran Coupé M Sport 182 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2023
36,167 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
182 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Good price

£29,999

£40,000

Bmw.co.uk

CW1 6XH Cheshire East, Cheshire

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-3%

1 / 3

Used (2023) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2023
30,719 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Good price

£29,100

£30,000

Bmw.co.uk

AB12 3EW Aberdeen, Aberdeen

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-18%

1 / 4

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2025
5,846 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Good price

£35,109

£43,000

Bmw.co.uk

HU9 1TQ Kingston Upon Hull, East Yorkshire

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-10%

1 / 3

Used (2023) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2023
12,283 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Good price

£29,490

£32,999

Bmw.co.uk

DN2 4SR South Yorkshire, South Yorkshire

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1 / 4

Used (2024) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport

2024
15,464 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
Details

Good price

£32,522

£32,658

Motors.co.uk

BR6 7QR Greater London, London

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Used BMW 420 M Sport 184 HP (135 kW) 2023 Coupe

Petrol

(2023) BMW 420 M Sport 184 HP

£29,692

Fair price

Estimated price £28,548

SO53 3YU Cross Rise, Hampshire

151 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow Leasing

New Audi A5 Sport 150 HP (110 kW) 2026 Estate

Petrol

(2026) Audi A5 Sport 150 HP

£43,250

Good price

You save £1,750

BH124QN

155 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow Leasing

Petrol

(2025) Audi A5 S-Line 150 HP

£42,755

Super price

You save £4,045

BH12 4QN Bournemouth, Christchurch And Poole, Dorset

154 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow Leasing

New Audi A5 S-Line 150 HP (110 kW) 2025 Estate

Petrol

(2025) Audi A5 S-Line 150 HP

£43,000

Super price

You save £4,800

DE24 8AJ Derby, Derbyshire

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

-13%

1 / 4

Used (2024) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2024
11,131 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 154 g CO2/km comb.
Details

Good price

£30,290

£34,990

Bmw.co.uk

DE21 Derby, Derbyshire

View the car

-7%

Used (2024) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2024
16,995 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Good price

£31,000

£33,500

Bmw.co.uk

B68 8DA West Midlands, West Midlands

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-13%

1 / 4

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2025
4,919 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Good price

£35,199

£40,750

Bmw.co.uk

SP1 3YU Wiltshire, Wiltshire

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-8%

1 / 3

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2025
3,855 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 42.2
CO2: 153 g CO2/km comb.
Details

Good price

£32,999

£35,999

Motors.co.uk

PR8 5JF Scarisbrick, Lancashire

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-32%

1 / 4

Used (2024) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2024
18,570 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 156 g CO2/km comb.
Details

Good price

£30,499

£45,500

Bmw.co.uk

DE21 Derby, Derbyshire

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-24%

1 / 4

Used (2019) BMW 420 Gran Coupé M Sport 184 HP | Good price

4 Series Gran Coupe i M Sport 2.0

Sep 2019
32,345 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
184 HP (135 kW)
mpg: 37.2
CO2: 135 g CO2/km comb.
Details

Good price

£18,490

£24,440

Bmw.co.uk

M41 7GF Stretford, Manchester

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-6%

1 / 4

Used (2022) BMW 420 Gran Coupé M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 2.0

2022
13,641 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Good price

£28,990

£30,999

Bmw.co.uk

PH1 3GA Perth And Kinross, Perth And Kinross

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-31%

1 / 3

Used (2020) BMW 420 Gran Coupé M Sport 184 HP | Good price

4 Series 2.0 i M Sport 5d Auto

Jul 2020
29,096 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
184 HP (135 kW)
mpg: 37.2
CO2: 173 g CO2/km comb.
Details

Good price

£19,300

£28,000

Bmw.co.uk

AB12 3EW Aberdeen, Aberdeen

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-11%

1 / 4

Used (2022) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport Pro

2022
24,411 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 41.5
CO2: 155 g CO2/km comb.
Details

Fair price

£30,225

£34,295

Bmw.co.uk

DN15 8PT North Lincolnshire, Lincolnshire

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-7%

1 / 4

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport 2.0

2025
7,814 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Fair price

£37,950

£40,850

Bmw.co.uk

WF2 9BE West Yorkshire, West Yorkshire

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Petrol

(2025) BMW 420 M Sport 184 HP

£30,200

Super price

You save £5,300

CM1 3BH Essex, Essex

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

Carwow Leasing

New Audi A5 S-Line 150 HP (110 kW) 2026 Sedan

Petrol

(2026) Audi A5 S-Line 150 HP

£34,505

Fair price

You save £1,295

HR1 1LN Herefordshire, Herefordshire

154 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow Leasing

Petrol

(2025) Audi A5 S-Line 150 HP

£43,525

Good price

You save £3,275

LS11 5LN West Yorkshire, West Yorkshire

154 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow Leasing

Petrol

(2025) Audi A5 S-Line 150 HP

£42,375

Super price

You save £4,425

BH12 4QN Bournemouth, Christchurch And Poole, Dorset

155 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

-4%

1 / 4

Used (2024) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport 2.0

2024
8,300 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Fair price

£35,000

£36,500

Bmw.co.uk

LE19 Leicestershire, Leicestershire

View the car

-16%

1 / 4

Used (2024) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport 2.0

2024
2,023 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Fair price

£34,995

£41,995

Bmw.co.uk

ML3 0AY Glasgow, Lanarkshire

View the car

-2%

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport 2.0

2025
2,659 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Fair price

£35,950

£36,950

Bmw.co.uk

HR1 1LN Herefordshire, Herefordshire

View the car

1 / 4

Used (2025) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport 2.0

2025
11,737 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Fair price

£37,990

£35,990

Bmw.co.uk

SO53 3YU Cross Rise, Hampshire

View the car

-1%

1 / 4

Used (2022) BMW 420 Gran Coupé M Sport 181 HP | Fair price

4 Series Gran Coupe i M Sport 2.0

2022
29,943 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
mpg: 40.9
CO2: 156 g CO2/km comb.
Details

Fair price

£27,498

£27,998

Bmw.co.uk

IV1 1UA Highland Council, Inverness-Shire

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Used BMW 420 M Sport 184 HP (135 kW) 2025 White Coupe

Petrol

(2025) BMW 420 M Sport 184 HP

£35,990

Super price

You save £4,210

CT2 7PX Kent, Kent

144 g CO2/km comb. - 184 HP (135 kW) - 44.1 Mpg

Carwow Leasing

Petrol

(2026) Audi A5 S-Line 150 HP

£43,950

Good price

You save £2,850

DE24 8AJ Derby, Derbyshire

154 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow Leasing

Petrol

(2025) Audi A5 S-Line 150 HP

£42,990

Super price

You save £4,810

LE3 2LD Braunstone Town, Leicestershire

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

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2025 Coupe

Petrol

(2025) BMW 420 M Sport 184 HP

£38,490

Fair price

Estimated price £37,306

SO53 3YU Cross Rise, Hampshire

153 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Showing 1 - 25 of 238 results

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