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(petrol) BMW 420 used • 866 cars for sale

Market overview: Prices range from £10,995 to £46,009 across all listings

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1 / 1

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

- 4 Series i xDrive M Sport 2dr

  • 2020
  • 27,565 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.8
  • CO2: 179 g CO2/km comb.
  • Details
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Super price

£17,549
£17,650
SY13LD Fareham, Shropshire
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1 / 4

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

- 4 Series Convertible i M Sport

  • 2025
  • 13,601 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Cabriolet
  • Automatic
  • 184 HP (135 kW)
  • mpg: 6.8
  • CO2: 154 g CO2/km comb.
  • Details
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Super price

£32,381
£31,247
RG129FR, Berkshire
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1 / 4

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

- 4 Series Gran Coupe i M Sport

  • 2021
  • 42,565 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 169 g CO2/km comb.
  • Details
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Super price

£17,850
£16,950
DE655FJ Hilton, Derbyshire
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-10%
1 / 4

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

4 Series 2.0 i GPF M Sport Coupe

  • 2020
  • 28,366 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 170 g CO2/km comb.
  • Details
autouncle-certified

Super price

£16,750
£18,700
DE655FJ Hilton, Derbyshire
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-3%
1 / 3

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

- 4 Series Convertible i M Sport

  • 2020
  • 81,678 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Cabriolet
  • Automatic
  • 184 HP (135 kW)
  • mpg: 8
  • CO2: 182 g CO2/km comb.
  • Details
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Super price

£12,495
£12,995
G513JH, Glasgow
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1 / 4

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

- 4 Series i xDrive M Sport 2dr

  • 2020
  • 40,454 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.8
  • CO2: 179 g CO2/km comb.
  • Details
autouncle-certified

Super price

£14,550
£14,250
DE655FJ Hilton, Derbyshire
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Availability verified
-7%
1 / 4

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

4 Series 4 Series i M Sport 2dr

  • 2020
  • 62,510 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 170 g CO2/km comb.
  • Details
autouncle-certified

Good price

£13,657
£14,800
NG72SZ Nottingham, Nottinghamshire
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-5%

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

- 4 Series i M Sport 2dr Auto

  • 2020
  • 49,500 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 170 g CO2/km comb.
  • Details
autouncle-certified

Super price

£14,850
£15,750
DE655FJ Hilton, Derbyshire
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-3%
1 / 1

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

- 4 Series Gran Coupe i M Sport

  • 2021
  • 63,000 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 169 g CO2/km comb.
  • Details
autouncle-certified

Super price

£13,950
£14,450
DE655FJ Hilton, Derbyshire
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1 / 4

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

- 4 Series Gran Coupe i Sport 5dr

  • 2021
  • 43,779 miles
  • Trim level: Sport Line
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 174 g CO2/km comb.
  • Details
autouncle-certified

Good price

£15,650
£15,250
DE655FJ Hilton, Derbyshire
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1 / 1

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

- 4 Series Gran Coupe i xDrive

  • 2021
  • 36,599 miles
  • Trim level: Sport Line
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.8
  • CO2: 182 g CO2/km comb.
  • Details
autouncle-certified

Good price

£16,150
DE655FJ Hilton, Derbyshire
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Availability verified
-4%
1 / 3

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

- 4 Series Gran Coupe i M Sport

  • 2021
  • 36,505 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 169 g CO2/km comb.
  • Details
autouncle-certified

Super price

£17,300
£18,050
N111GN Barnet, London
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1 / 4

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

- 4 Series Gran Coupe i M Sport

  • 2021
  • 38,164 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 169 g CO2/km comb.
  • Details
autouncle-certified

Super price

£17,250
£17,150
DE655FJ Hilton, Derbyshire
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Availability verified
-6%
1 / 4

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

4 SERIES GRAN COUPE i M Sport 5dr

  • 2020
  • 33,024 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 46.3
  • CO2: 169 g CO2/km comb.
  • Details
autouncle-certified

Super price

£17,499
£18,799
M41 7TB Trafford Park, Manchester
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-1%
1 / 4

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

- 4 Series Convertible i M Sport

  • 2020
  • 29,085 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Cabriolet
  • Automatic
  • 184 HP (135 kW)
  • mpg: 8
  • CO2: 182 g CO2/km comb.
  • Details
autouncle-certified

Super price

£15,950
£16,150
DE655FJ Hilton, Derbyshire
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Availability verified
-4%
1 / 3

Used (2024) BMW 420 M Sport 184 HP | Good price

4 Series i M Sport 2dr Step

  • 2024
  • 9,076 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 44
  • CO2: 146 g CO2/km comb.
  • Details
autouncle-certified

Good price

£35,913
£37,495
TS183RB Preston Farm Industrial Estate, Durham
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-8%
1 / 4

Used (2016) BMW 420 Sport Line 184 HP | Good price

- 4 Series i xDrive Sport 2dr

  • 2016
  • 57,321 miles
  • Trim level: Sport Line
  • 2.0L Petrol
  • Coupe
  • Manual
  • 184 HP (135 kW)
  • mpg: 6.9
  • CO2: 161 g CO2/km comb.
  • Details
autouncle-certified

Good price

£10,940
£11,955
PE46ZL, Cambridgeshire
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1 / 4

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

- 4 Series Convertible i M Sport

  • 2025
  • 31,508 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Cabriolet
  • Automatic
  • 184 HP (135 kW)
  • mpg: 6.8
  • CO2: 154 g CO2/km comb.
  • Details
autouncle-certified

Super price

£31,050
£31,150
CM13BH Chelmsford, Essex
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Availability verified
-9%
1 / 4

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

- 4 Series Convertible i M Sport

  • 2025
  • 23,282 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Cabriolet
  • Automatic
  • 184 HP (135 kW)
  • mpg: 6.8
  • CO2: 154 g CO2/km comb.
  • Details
autouncle-certified

Super price

£31,995
£35,490
CT27PX, Kent
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1 / 4

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

- 4 Series Gran Coupe i xDrive M

  • 2021
  • 42,786 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.8
  • CO2: 178 g CO2/km comb.
  • Details
autouncle-certified

Super price

£18,450
DE655FJ Hilton, Derbyshire
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1 / 4

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

- 4 Series Convertible i M Sport

  • 2025
  • 36,531 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Cabriolet
  • Automatic
  • 184 HP (135 kW)
  • mpg: 6.8
  • CO2: 154 g CO2/km comb.
  • Details
autouncle-certified

Super price

£30,500
CM13BH Chelmsford, Essex
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-6%
1 / 3

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

- 4 Series i M Sport 2dr Auto

  • 2020
  • 54,640 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 7.3
  • CO2: 170 g CO2/km comb.
  • Details
autouncle-certified

Super price

£13,800
£14,700
WD33RT Watford, Hertfordshire
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-3%
1 / 4

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

- 4 Series Gran Coupe i M Sport

  • 2025
  • 3,634 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 6.6
  • CO2: 153 g CO2/km comb.
  • Details
autouncle-certified

Super price

£33,600
£34,839
BR67QR Kent, London
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1 / 2

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

- 4 Series Gran Coupe i M Sport

  • 2021
  • 66,320 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Manual
  • 184 HP (135 kW)
  • mpg: 7.4
  • CO2: 170 g CO2/km comb.
  • Details
autouncle-certified

Super price

£12,795
S802QD Hinckley, Nottinghamshire
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New (2025) BMW 420 M Sport 184 HP | Good price

- 4 Series Gran Coupe i M Sport

  • 2025
  • 0 miles
  • Trim level: M Sport
  • 2.0L Petrol
  • Coupe
  • Automatic
  • 184 HP (135 kW)
  • mpg: 6.6
  • CO2: 153 g CO2/km comb.
  • Details
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Good price

£46,009
BA228RT Gateshead, Somerset
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Showing 1 - 25 of 863 results
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Good price

Fair price

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