Royston: BMW 420 used – 100 cars for sale near you

Featured deals

heycar

White Used 2025 BMW 420 M Sport Coupe | £39,995 (Super price)

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

Super price

You save £4,805

WD62BT Borehamwood, Hertfordshire

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

heycar

Black Used 2021 BMW 420 M Sport Coupe | £26,990 (Fair price)

BMW 420 4 Series i M Sport Coupe 2.0 2dr

Fair price

WD62BT Borehamwood, Hertfordshire

146 g CO2/km comb. - 192 HP (141 kW) - 42.2 Mpg

Carwow

Used 2020 BMW 420 M Sport Coupe | £13,295 (Super price)

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

Super price

You save £3,705

EN118SX, Hertfordshire

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

Carwow

Used 2021 BMW 420 Sport Line Coupe | £16,400 (Super price)

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

Super price

You save £2,900

WD33RT Watford, Hertfordshire

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

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

4 Series i M Sport 5dr Step Auto -

184 HP (135 kW)

153 g CO2/km comb.

WC1E 7DP London, London

Super price

You save £5,305

WC1E 7DP London, London

Visit Honestjohn

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

4 Series i M Sport 2dr Step Auto

180 HP (132 kW)

Delivered to you

Good price

You save £2,355

Delivered to you

Used (2025) BMW 420 M Sport 180 HP | Good price

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

Good price

You save £3,205

Delivered to you

Used (2025) BMW 420 M Sport 180 HP | Good price

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

WC1E 7DP London, London

Good price

You save £2,050

WC1E 7DP London, London

Visit Honestjohn

Used (2024) BMW 420 M Sport 180 HP | Fair price

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

WC1E 7DP London, London

Fair price

You save £1,123

WC1E 7DP London, London

Visit Honestjohn

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

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

Fair price

Estimated price £50,579

Delivered to you

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

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

Fair price

Estimated price £50,579

Delivered to you

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

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

Fair price

Delivered to you

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

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

Fair price

Estimated price £50,579

Delivered to you

New (2025) BMW 420 M Sport 180 HP | A bit pricey

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

A bit pricey

Estimated price £50,579

Delivered to you

Featured deals

Carwow

Black Used 2022 BMW 420 M Sport Coupe | £27,250 (Fair price)

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

Fair price

Estimated price £26,657

WD33RT Watford, Hertfordshire

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

Carwow

Photos coming soon

Photos coming soon

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

Super price

You save £2,800

WD33RT Watford, Hertfordshire

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

heycar

Blue New 2025 BMW 220 M Sport Coupe | £35,975 (Super price)

BMW 220 2 Series Gran CoupeM Sport 4dr Step Auto

Super price

You save £4,825

WD62BT Borehamwood, Hertfordshire

168 HP (123 kW)

heycar

Glacier white Used 2022 Audi A5 S-Line Coupe | £24,995 (Fair price)

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

Fair price

You save £1,305

WD258HL Watford, Hertfordshire

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

New (2024) BMW 420 M Sport 180 HP | Expensive

4 Series Gran Coupe i M Sport 5dr

180 HP (132 kW)

Delivered to you

Expensive

Estimated price £50,579

Delivered to you

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

Used (2024) BMW 420 M Sport 184 HP | Not evaluated

4 Series Gran Coupe i M Sport 5dr

184 HP (135 kW)

154 g CO2/km comb.

LN69UH Lincoln, Lincolnshire

LN69UH Lincoln, Lincolnshire

Used (2024) BMW 420 M Sport 181 HP | Not evaluated

4 Series Gran Coupe i M Sport 5dr

181 HP (133 kW)

Delivered to you

Delivered to you

Used (2024) BMW 420 M Sport 181 HP | Not evaluated

4 Series Gran Coupe i M Sport 5dr

181 HP (133 kW)

Delivered to you

Delivered to you

Featured deals

heycar

Black Used 2025 BMW 220 Luxury Line Estate | £29,475 (Fair price)

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

Fair price

WD62BT Borehamwood, Hertfordshire

154 HP (113 kW)

Carwow

Black Used 2018 Mercedes C250 AMG line Sedan | £17,200 (Good price)

Mercedes C250 C Class 2018 | 2.1AMG Line (Premium Plus) G-Tronic+ 4MATIC Euro 6 (s/s) 4dr

Good price

You save £1,700

EN88DY, Hertfordshire

127 g CO2/km comb. - 204 HP (150 kW) - 4.8 Mpg

Carwow

Grey Used 2019 Audi A5 S-Line Coupe | £18,850 (Good price)

Audi A5 -40 TFSI S Line 2dr Tronic

Good price

You save £1,450

WD33RT Watford, Hertfordshire

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

Carwow

Grey Used 2021 Mercedes CLA250 AMG line Sedan | £23,950 (Fair price)

Mercedes CLA250 CLAAMG Line 4dr Tip Auto

Fair price

HA36AG, Hertfordshire

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

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive