Hertfordshire: BMW 420 used – 49 cars for sale near you

BMW 420 4 Series i M Sport 5dr Step Auto - 2025 (25)

130 g CO2/km comb. - 190 HP (139 kW) - 5.0 Mpg

heycar

£38,975

Super price

You save £5,825

BMW 420 4 Series i M Sport 5dr Step Auto - 2025 (25)

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

heycar

£42,995

Good price

You save £1,805

BMW 420 - 4 Series Gran Coupe i Sport 5dr Auto [Business Media]

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

Carwow

£16,850

Super price

You save £2,450

174 g CO2/km comb. - 184 HP (135 kW) - 7.3 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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

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

4 Series i M Sport 5dr Step Auto -

Super price

You save £5,825

Visit heycar

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

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

4 Series i M Sport 5dr Step Auto -

Good price

You save £1,805

Visit heycar

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

Used (2021) BMW 420 Sport Line 184 HP | Super price

- 4 Series Gran Coupe i Sport 5dr

Super price

You save £2,450

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

Used (2020) BMW 420 M Sport 190 HP | Super price

- 4 Series d [190] M Sport 2dr

Super price

You save £3,600

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

Used (2020) BMW 420 M Sport 190 HP | Super price

- 4 Series d [190] M Sport 2dr

Super price

You save £3,505

Used (2020) BMW 420 M Sport 181 HP | Good price

4 Series Gran Coupe i M Sport 5dr

Good price

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

4 Series i M Sport Coupe 2.0

Good price

Used (2021) BMW 420 M Sport 188 HP | Good price

4 Series d MHT M Sport 2dr Step

Good price

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

4 Series i M Sport 5dr Step Auto -

Good price

You save £3,305

Visit Carsite.co.uk

BMW 420 - 4 Series d [190] M Sport 2dr Auto [Professional Media]

Used (2021) BMW 420 M Sport 184 HP | Good price

4 Series Convertible i M Sport 2dr

Good price

You save £1,905

Delivered to you

Visit Buyacar

Featured deals

Carwow

£13,900

Super price

You save £3,600

BMW 420 - 4 Series d [190] M Sport 2dr Auto [Professional Media]

149 g CO2/km comb. - 190 HP (139 kW) - 5.7 Mpg

Carwow

£13,495

Super price

You save £3,505

Audi A5 40 TFSI 204 S Line 2dr S Tronic - 2022 (22)

149 g CO2/km comb. - 190 HP (139 kW) - 5.7 Mpg

heycar

£24,995

Fair price

You save £1,305

WD258HL Watford, Hertfordshire

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

heycar

BMW 220 2 Series Active Tourer i MHT Luxury 5dr DCT

£29,975

Fair price

Estimated price £28,950

154 HP (113 kW)

WD7 8PW Radlett, Hertfordshire

Used (2021) BMW 420 M Sport | Good price

4 Series d MHT M Sport 2dr Step

Good price

You save £1,450

WD7 8PW Radlett, Hertfordshire

Used (2020) BMW 420 M Sport 184 HP | Super price

4 Series Gran Coupe i M Sport 5dr

Super price

You save £2,550

Visit Group1auto.co.uk

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

4 Series Convertible i M Sport 2dr

Good price

You save £2,210

Visit Honestjohn

WD23 2NZ Watford, Hertfordshire

Used (2021) BMW 420 M Sport 184 HP | Good price

4 Series i M Sport Convertible 2.0

Good price

Used (2020) BMW 420 M Sport | Good price

4 Series Gran Coupe 2.0 d M Sport

Good price

You save £2,620

WD23 2NZ Watford, Hertfordshire

EN8 8DY Waltham Cross, Hertfordshire

Used (2022) BMW 420 M Sport 184 HP | Good price

4 Series 2.0 i M Sport Coupe 2dr

Good price

You save £2,000

EN8 8DY Waltham Cross, Hertfordshire

Visit Exchange and Mart

This veh This vehicle is located at Enfield Big Motoring WorldGreat Eastern RoadWaltham CrossHertfordshire EN DY, Hertfordshire

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

4 Series 2022 | 2.0 i M Sport Auto

Good price

You save £2,500

This veh This vehicle is located at Enfield Big Motoring WorldGreat Eastern RoadWaltham CrossHertfordshire EN DY, Hertfordshire

Visit Big Motoring World

Mercedes CLA250 -AMG Line Premium Plus 4dr Tip Auto

Used (2022) BMW 420 M Sport 188 HP | Super price

4 Series d MHT M Sport 2dr Step

Super price

New (2024) BMW 420 M Sport 180 HP | Good price

4 Series i M Sport 2dr Step Auto

Good price

Used (2022) BMW 420 M Sport 187 HP | Super price

4 Series d MHT M Sport 2dr Step

Super price

You save £3,900

Delivered to you

Visit Buyacar

Featured deals

Carwow

Photos coming soon

£26,350

Good price

You save £1,850

Mercedes CLA250 CLAAMG Line 4dr Tip Auto

155 g CO2/km comb. - 224 HP (164 kW) - 6.8 Mpg

Carwow

£23,950

Fair price

You save £650

HA36AG, Hertfordshire

154 g CO2/km comb. - 224 HP (164 kW) - 6.8 Mpg

heycar

BMW 220 2 Series Gran CoupeM Sport 4dr Step Auto

£33,850

Fair price

Estimated price £32,913

Audi A5 -40 TFSI S Line 2dr Tronic

168 HP (123 kW)

Carwow

£18,850

Good price

You save £1,450

160 g CO2/km comb. - 190 HP (139 kW) - 6.9 Mpg

Used (2019) BMW 420 Sport Line 190 HP | Super price

4 Series 2.0 d Sport Hatchback 5dr

Super price

You save £2,200

Visit Exchange and Mart

Used (2021) BMW 420 M Sport 184 HP | Good price

4 Series 2.0 i GPF M Sport

Good price

You save £2,111

Visit Exchange and Mart

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

Used (2022) BMW 420 M Sport 190 HP | Fair price

- 4 Series Gran Coupe d MHT M

Fair price

Estimated price £26,657

Used (2018) BMW 420 M Sport | Fair price

4 Series Gran Coupe 2.0 i M Sport

Fair price

Estimated price £17,337

Used (2019) BMW 420 Sport Line | Fair price

4 Series Gran Coupe 2.0 i GPF

Fair price

You save £650

BMW 220 - 2 Series Coupe d [190] M Sport 2dr [Nav]

Featured deals

Carwow

£10,850

Fair price

You save £750

BMW 220 - 2 Series Convertible i M Sport 2dr [Nav]

115 g CO2/km comb. - 190 HP (139 kW) - 4.4 Mpg

Carwow

£12,295

Fair price

You save £205