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Page 6 of 11:

(2025) BMW 420 used • 255 cars for sale

Featured deals

heycar

BMW 420 4 Series i M Sport Convertible 2.0 2dr

£43,995

Fair price

Estimated price £42,664

GU266FZ Hindhead, Hampshire

155 g CO2/km comb. - 184 HP (135 kW) - 41.5 Mpg

heycar

BMW 420 4 Series Gran Coupe i M Sport 5dr Step Auto

£39,850

Fair price

You save £1,450

LN69UH Lincoln, Lincolnshire

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

heycar

BMW 420 4 Series Convertible i M Sport 2dr Step Auto

£39,475

Good price

You save £1,825

BB71ED Clitheroe, Lancashire

181 HP (133 kW)

heycar

BMW 420 4 Series i M Sport Convertible 2.0 2dr

£41,990

Fair price

You save £410

SS94XX Leigh on Sea, Essex

155 g CO2/km comb. - 184 HP (135 kW) - 38.2 Mpg

Dealer

New (2025) BMW 420 M Sport 184 HP | Fair price

4 Series i M Sport 2dr Step

WC1E 7DP London, London

Fair price

You save £1,405

WC1E 7DP London, London

Visit Group1auto.co.uk

Dealer

New (2025) BMW 420 M Sport 181 HP | Fair price

4 Series i M Sport Coupe 2.0

DE21 4RZ Derby, Derbyshire

Fair price

You save £401

DE21 4RZ Derby, Derbyshire

Visit Bmw.co.uk

Dealer

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

4 Series i M Sport Convertible 2.0

Fair price

Estimated price £46,284

Delivered to you

Visit Buyacar

Dealer

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

4 Series i M Sport Coupe 2.0

HD1 6NN Huddersfield, West Yorkshire

Fair price

Estimated price £42,121

HD1 6NN Huddersfield, West Yorkshire

Visit Exchange and Mart

Dealer

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

4 Series i M Sport Convertible 2.0

WF2 9BE Wakefield, West Yorkshire

Fair price

Estimated price £44,322

WF2 9BE Wakefield, West Yorkshire

Visit Exchange and Mart

Dealer

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

4 Series i M Sport Coupe 2.0

S9 2RQ Sheffield, South Yorkshire

Fair price

You save £150

S9 2RQ Sheffield, South Yorkshire

Visit Bmw.co.uk

Dealer

Used (2025) BMW 420 M Sport 184 HP | Fair price

4 Series i M Sport 5dr Step Auto -

WC1E 7DP London, London

Fair price

You save £1,650

WC1E 7DP London, London

Visit Group1auto.co.uk

Dealer

Used (2025) BMW 420 M Sport 184 HP | Fair price

4 Series i M Sport 2dr Step Auto -

Fair price

Estimated price £43,363

BMW

Visit Group1auto.co.uk

Dealer

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

4 Series i M Sport Coupe 2.0

CB23 6EF Cambs, Cambridgeshire

Fair price

Estimated price £41,823

CB23 6EF Cambs, Cambridgeshire

Visit Bmw.co.uk

Dealer

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

4 Series i M Sport Coupe 2.0

GU26 6FZ Hindhead, Surrey

Fair price

Estimated price £43,041

GU26 6FZ Hindhead, Surrey

Visit Bmw.co.uk

Featured deals

heycar

BMW 420 4 Series i M Sport 2dr Step Auto - 2024 (24)

£39,850

Good price

You save £2,450

SS94XX Leigh on Sea, Essex

155 g CO2/km comb. - 184 HP (135 kW)

heycar

BMW 420 4 Series Gran Coupe i M Sport 5dr Step Auto

£40,450

Fair price

You save £250

MK410GL Bedford, Bedfordshire

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

heycar

BMW 420 4 Series i M Sport 2dr Step Auto

£45,990

Super price

You save £7,010

SS94XX Leigh on Sea, Essex

181 HP (133 kW)

heycar

BMW 420 4 Series i M Sport Coupe 2.0 2dr

£38,879

Good price

You save £2,321

PO35FF Portsmouth, Hampshire

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

Dealer

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

4 Series i M Sport Coupe 2.0

UB7 8JU West Drayton, London

Fair price

You save £500

UB7 8JU West Drayton, London

Visit Bmw.co.uk

Dealer

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

4 Series i M Sport Coupe 2.0

PR8 5JF Southport, Lancashire

Fair price

You save £1,301

PR8 5JF Southport, Lancashire

Visit Bmw.co.uk

Dealer

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

4 Series Gran Coupe i M Sport 5dr

Fair price

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

4 Series i M Sport Coupe 2.0

LE19 1UY Leicester, Leicestershire

Fair price

You save £1,450

LE19 1UY Leicester, Leicestershire

Visit Bmw.co.uk

Dealer

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

4 Series i M Sport Coupe 2.0

NG7 2AX Nottingham, Nottinghamshire

Fair price

You save £1,500

NG7 2AX Nottingham, Nottinghamshire

Visit Bmw.co.uk

Dealer

Used (2025) BMW 420 M Sport 184 HP | Fair price

4 Series i M Sport 5dr Step Auto -

Fair price

You save £1,110

BMW

Visit Group1auto.co.uk

Dealer

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

4 Series Gran Coupe i M Sport 5dr

Fair price

Estimated price £42,889

Delivered to you

Visit Buyacar

Dealer

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

4 Series Gran Coupe i M Sport 5dr

Fair price

Estimated price £42,403

Delivered to you

Visit Buyacar

Dealer

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

4 Series i M Sport Coupe 2.0

B78 3HG Tamworth, Staffordshire

Fair price

You save £900

B78 3HG Tamworth, Staffordshire

Visit Bmw.co.uk

Dealer

Used (2025) BMW 420 M Sport | Fair price

4 Series i M Sport 5dr Step

Fair price

You save £650

BT52 1QS Coleraine

Visit Motors.co.uk

Featured deals

Carwow

Photos coming soon

BMW 420 - 4 Series Gran Coupe i M Sport 5dr Step Auto

£51,352

Fair price

Estimated price £50,293

ME207XB, Kent

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

Carwow

BMW 420 - 4 Series Gran Coupe i M Sport 5dr Step Auto

£51,037

Fair price

Estimated price £50,293

HU91TQ, East Yorkshire

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

Carwow

BMW 420 - 4 Series Gran Coupe i M Sport 5dr Step Auto

£51,037

Fair price

Estimated price £50,293

HG31LG, North Yorkshire

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

Carwow

BMW 420 - 4 Series Gran Coupe i M Sport 5dr Step Auto

£50,308

Fair price

Estimated price £50,293

IP311SX Bury St Edmunds, Suffolk

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

Dealer

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

4 Series Gran Coupe i M Sport 5dr

Fair price

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

4 Series Gran Coupe i M Sport 5dr

WC1E 7DP London, London

Fair price

You save £700

WC1E 7DP London, London

Visit Carsite.co.uk

Dealer

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

4 Series i M Sport 5dr Step

WC1E 7DP London, London

Fair price

You save £650

WC1E 7DP London, London

Visit Motors.co.uk

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

New (2025) BMW 420 M Sport 184 HP | Fair price

- 4 Series Gran Coupe i M Sport

DN24SR, South Yorkshire

Fair price

You save £937

DN24SR, South Yorkshire

Visit Carwow

Dealer

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

4 Series Gran Coupe i M Sport 5dr

WC1E 7DP London, London

Fair price

You save £1,400

WC1E 7DP London, London

Visit Carsite.co.uk

Featured deals

Carwow

BMW 420 - 4 Series Convertible i M Sport 2dr Step Auto

£50,804

Super price

You save £4,696

HD16NN, West Yorkshire

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

Carwow

BMW 420 - 4 Series Convertible i M Sport Pro Edition 2dr Step Auto

£49,993

Super price

You save £5,507

IP311SX Bury St Edmunds, Suffolk

160 g CO2/km comb. - 184 HP (135 kW) - 6.9 Mpg

Carwow

BMW 420 - 4 Series Gran Coupe i M Sport 5dr Step Auto

£47,983

Super price

You save £2,317

IP311SX Bury St Edmunds, Suffolk

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

Carwow

Photos coming soon

BMW 420 - 4 Series Gran Coupe i M Sport 5dr Step Auto

£46,294

Super price

You save £4,006

WF29BE Wakefield, West Yorkshire

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

Page 6 of 11:

New (2025) BMW 420 M Sport 184 HP | Fair price

Fair price

New (2025) BMW 420 M Sport 181 HP | Fair price

Fair price

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

Fair price

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

Fair price

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

Fair price

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

Fair price

Used (2025) BMW 420 M Sport 184 HP | Fair price

Fair price

Used (2025) BMW 420 M Sport 184 HP | Fair price

Fair price

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

Fair price

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

Fair price

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

Fair price

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

Fair price

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

Fair price

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

Fair price

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

Fair price

Used (2025) BMW 420 M Sport 184 HP | Fair price

Fair price

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

Fair price

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

Fair price

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

Fair price

Used (2025) BMW 420 M Sport | Fair price

Fair price

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

Fair price

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

Fair price

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

Fair price

New (2025) BMW 420 M Sport 184 HP | Fair price

Fair price

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

Fair price

Other years for BMW 420