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BMW 420 Valuation: 1,364 used car listings analysed

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

(2022) BMW 420 M Sport 184 HP

£27,990

Fair price

You save £610

OL11 2NQ Greater Manchester, Manchester

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

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2022 Blue Cabriolet

(2022) BMW 420 M Sport 190 HP

£27,768

Good price

You save £2,832

RG12 9FR Berkshire, Berkshire

129 g CO2/km comb. - 190 HP (139 kW) - 4.9 Mpg

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2022 Black Coupe

(2022) BMW 420 M Sport 190 HP

£23,950

Fair price

You save £1,150

N11 1GN Greater London, London

122 g CO2/km comb. - 190 HP (139 kW) - 4.7 Mpg

Carwow

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

(2022) BMW 420 M Sport 184 HP

£23,299

Good price

You save £2,401

B65SU Birmingham, West Midlands

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

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-4%

1 / 4

Used (2019) BMW 420 M Sport 190 HP | Expensive

4 Series d [190] M Sport 5dr Auto

2019
29,700 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
47.9 mpg
Details

Expensive

£20,995

£21,995

Parkers.co.uk

BT12 6HU Belfast

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1 / 4

Used (2019) BMW 420 M Sport | Expensive

4 Series 2.0 d M Sport Auto Euro 6

2019
60,197 miles
Trim level: M Sport
2.0L Diesel
Hatchback
Automatic
Details

Expensive

£18,995

Exchange and Mart

Nottinghamshire, Nottinghamshire

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1 / 1

Used (2019) BMW 420 M Sport 190 HP | Expensive

4-Series Gran Coupe d (190bhp) M

2019
60,197 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
47.9 mpg
Details

Expensive

£18,995

Parkers.co.uk

NG7 2GA Lenton, Nottinghamshire

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-20%

1 / 4

Used (2019) BMW 420 M Sport 190 HP | Expensive

4 Series d xDrive M Sport Coupe

2019
51,250 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
CO2 emissions: 132 g CO2/km comb.
46.3 mpg
Details

Expensive

£18,995

£23,995

Bmw.co.uk

EH15 1EB Edinburgh, Edinburgh

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Used BMW 420 M Sport 184 HP (135 kW) 2021 Black Cabriolet

(2021) BMW 420 M Sport 184 HP

£23,600

Fair price

Estimated price £22,461

RM20 3NL Purfleet-On-Thames, Essex

154 g CO2/km comb. - 184 HP (135 kW) - 40.9 Mpg

Carwow

(2022) BMW 420 M Sport 190 HP

£22,840

Fair price

You save £760

BB1 3NU Lancashire, Lancashire

130 g CO2/km comb. - 190 HP (139 kW) - 53.3 Mpg

Carwow

(2022) BMW 420 M Sport 190 HP

£27,928

Fair price

You save £72

WC1E 7DP Greater London, London

138 g CO2/km comb. - 190 HP (139 kW) - 5.3 Mpg

Carwow

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

(2023) BMW 420 M Sport 184 HP

£29,808

Fair price

You save £1,392

WC1E 7DP Greater London, London

151 g CO2/km comb. - 184 HP (135 kW) - 42.2 Mpg

-2%

1 / 4

Used (2023) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Pro Edition

2023
9,252 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
181 HP (133 kW)
CO2 emissions: 160 g CO2/km comb.
40.4 mpg
Details

Expensive

£39,950

£41,000

Bmw.co.uk

B68 8DA West Midlands, West Midlands

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1 / 4

Used (2023) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Pro Edition

2023
42,489 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
181 HP (133 kW)
CO2 emissions: 160 g CO2/km comb.
40.4 mpg
Details

Expensive

£33,995

Bmw.co.uk

BT12 6QU Belfast

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1 / 4

Used (2017) BMW 420 M Sport 190 HP | Expensive

4 Series d [190] xDrive M Sport

2017
92,800 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
45.6 mpg
Details

Expensive

£13,990

Motors.co.uk

BT79 0JP Fermanagh And Omagh

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1 / 4

Used (2022) BMW 420 M Sport 190 HP | Expensive

4 Series d MHT M Sport 5dr Step

2022
61,104 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
53.3 mpg
Details

Expensive

£26,995

Parkers.co.uk

BT38 9SU Whitehead

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1 / 1

Used (2016) BMW 420 Performance 190 HP | Expensive

4-Series Gran Coupe d (190bhp) SE

2016
171,000 miles
Trim level: Performance
2.0L Diesel
Coupe
Manual
190 HP (139 kW)
48.7 mpg
Details

Expensive

£4,995

Parkers.co.uk

Brislington, Bristol

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-40%

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Used (2020) BMW 420 M Sport 187 HP | Expensive

d M Sport Coupe

2020
21,014 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
187 HP (137 kW)
CO2 emissions: 127 g CO2/km comb.
58.9 mpg
Details

Expensive

£25,371

£42,390

Bmw.co.uk

TW8 9DD Greater London, London

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(2022) BMW 420 M Sport 190 HP

£25,700

Fair price

Estimated price £25,205

CM23 4AU Spellbrook, Hertfordshire

122 g CO2/km comb. - 190 HP (139 kW) - 56.5 Mpg

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2021 White Coupe

(2021) BMW 420 M Sport 184 HP

£22,000

Fair price

You save £200

BB1 3NU Lancashire, Lancashire

144 g CO2/km comb. - 184 HP (135 kW) - 43.5 Mpg

Carwow

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

(2022) BMW 420 M Sport 184 HP

£24,750

Good price

You save £1,350

N11 1GN Greater London, London

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

Carwow

Used BMW 420 M Sport 184 HP (135 kW) 2022 Black Cabriolet

(2022) BMW 420 M Sport 184 HP

£28,200

Fair price

Estimated price £28,113

CM1 3BH Essex, Essex

154 g CO2/km comb. - 184 HP (135 kW) - 40.9 Mpg

-47%

1 / 4

Used (2021) BMW 420 M Sport 187 HP | Expensive

d M Sport Coupe

2021
69,398 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
187 HP (137 kW)
CO2 emissions: 127 g CO2/km comb.
57.6 mpg
Details

Expensive

£22,450

£42,950

Bmw.co.uk

WR4 9FA Worcestershire, Worcestershire

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1 / 4

Used (2026) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Convertible 2.0

2026
6,000 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
181 HP (133 kW)
CO2 emissions: 157 g CO2/km comb.
40.9 mpg
Details

Expensive

£49,000

Bmw.co.uk

HP23 Hertfordshire, Hertfordshire

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-1%

1 / 4

Used (2022) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Convertible 2.0

2022
12,766 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
181 HP (133 kW)
CO2 emissions: 160 g CO2/km comb.
40.4 mpg
Details

Expensive

£33,450

£33,950

Bmw.co.uk

WR4 9FA Worcestershire, Worcestershire

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-9%

1 / 4

Used (2025) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Convertible 2.0

2025
5,461 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
181 HP (133 kW)
CO2 emissions: 155 g CO2/km comb.
41.5 mpg
Details

Expensive

£44,995

£49,919

Bmw.co.uk

CR0 4PB Beddington, London

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1 / 4

Used (2021) BMW 420 M Sport | Expensive

4 Series 2.0 d MHT M Sport Pro

2021
98,986 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
Details

Expensive

£21,975

Exchange and Mart

Lancashire, Lancashire

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1 / 4

Used (2026) BMW 420 M Sport 184 HP | Expensive

4 Series i M Sport 2dr Step

2026
2,541 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
184 HP (135 kW)
Details

Expensive

£48,898

Dealer

G52 4FA Renfrewshire, Renfrewshire

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1 / 4

Used (2014) BMW 420 M Sport 184 HP | Expensive

4 Series d M Sport 5dr

2014
82,000 miles
Trim level: M Sport
2.0L Diesel
Coupe
Manual
184 HP (135 kW)
Details

Expensive

£10,500

Motors.co.uk

TF1 7GX Telford And Wrekin, Shropshire

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1 / 1

Used (2016) BMW 420 M Sport 190 HP | Expensive

d (190bhp) xDrive M Sport (Prof

2016
128,825 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
45.6 mpg
Details

Expensive

£9,995

Parkers.co.uk

IP6 Needham Market, Suffolk

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1 / 4

Used (2014) BMW 420 M Sport | Expensive

4 Series i M Sport 2dr Auto

2014
132,250 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
42 mpg
Details

Expensive

£7,995

Parkers.co.uk

HP12 3SD Buckinghamshire, Buckinghamshire

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1 / 4

Used (2026) BMW 420 M Sport 180 HP | Expensive

4 Series i M Sport Pro 2dr Step

2026
6,000 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
180 HP (132 kW)
Details

Expensive

£49,450

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

(2022) BMW 420 M Sport 184 HP

£27,954

Fair price

Estimated price £26,955

WC1E 7DP Greater London, London

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

Carwow

(2022) BMW 420 M Sport 184 HP

£23,545

Fair price

You save £755

W1H 7AB Greater London, London

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

Carwow

(2022) BMW 420 M Sport 184 HP

£25,650

Super price

You save £3,250

CM1 3BH Essex, Essex

144 g CO2/km comb. - 184 HP (135 kW) - 43.5 Mpg

Carwow

(2022) BMW 420 M Sport 184 HP

£26,149

Fair price

You save £451

B69 2AS West Midlands, West Midlands

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

-1%

1 / 4

Used (2022) BMW 420 M Sport 184 HP | Expensive

4 Series 2.0 i M Sport Pro Edition

2022
40,000 miles
Trim level: M Sport
2.0L Petrol
Hatchback
Automatic
184 HP (135 kW)
Details

Expensive

£29,490

£29,790

Exchange and Mart

Lancashire, Lancashire

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1 / 4

Used (2026) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Pro Convertible

Jun 2026
6,000 miles
Trim level: M Sport
2.0L Petrol
Cabriolet
Automatic
181 HP (133 kW)
CO2 emissions: 157 g CO2/km comb.
Details

Expensive

£49,450

Dealer

Bmw, Dumfriesshire

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-5%

1 / 4

Used (2026) BMW 420 M Sport 181 HP | Expensive

4 Series i M Sport Coupe 2.0

2026
4,850 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
181 HP (133 kW)
CO2 emissions: 148 g CO2/km comb.
43.5 mpg
Details

Expensive

£49,000

£52,000

Bmw.co.uk

CV5 8NA West Midlands, West Midlands

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1 / 2

Used (2022) BMW 420 M Sport 190 HP | Expensive

4 Series 2.0 d MHT M Sport Coupe

2022
97,974 miles
Trim level: M Sport
2.0L Diesel
Coupe
Automatic
190 HP (139 kW)
Details

Expensive

£20,989

Exchange and Mart

Hertfordshire, Hertfordshire

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1 / 4

Used (2023) BMW 420 M Sport 184 HP | Expensive

4 Series i M Sport 2dr Step

2023
44,372 miles
Trim level: M Sport
2.0L Petrol
Coupe
Automatic
184 HP (135 kW)
CO2 emissions: 154 g CO2/km comb.
41.5 mpg
Details

Expensive

£30,898

Dealer

G52 4FA Renfrewshire, Renfrewshire

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Used BMW 420 M Sport 190 HP (139 kW) 2022 Blue Coupe

(2022) BMW 420 M Sport 190 HP

£20,502

Super price

You save £2,998

E6 5LT Greater London, London

122 g CO2/km comb. - 190 HP (139 kW) - 4.7 Mpg

Carwow

Used BMW 420 M Sport 190 HP (139 kW) 2020 Grey Coupe

(2020) BMW 420 M Sport 190 HP

£22,149

Fair price

Estimated price £22,149

BB12 6EH Lancashire, Lancashire

151 g CO2/km comb. - 190 HP (139 kW) - 5.8 Mpg

Carwow

(2022) BMW 420 M Sport 184 HP

£22,500

Fair price

You save £400

RM20 3NL Purfleet-On-Thames, Essex

144 g CO2/km comb. - 184 HP (135 kW) - 43.5 Mpg

Carwow

(2023) BMW 420 M Sport 184 HP

£29,350

Fair price

You save £1,150

LS27 0TS Morley, West Yorkshire

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

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