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2020 BMW 4 Series

420i M Sport Coupe · Petrol · Automatic · Black

RF69BWU17,421 miFarnborough
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Great price

21.9% below catalogue typical · Price only — facts unverified

£21,237

drive-away price, no admin fees

~22% below typical

Limited broad comparison · same-model asking-price middle range £24,524£28,825

Broader same-model evidence — not the same variant: 10 live cars from 6 independent sellers. Estimate based on current advertised catalogue prices, not completed sale prices; it may change as listings update.

Listed 18 Aug 2026 · source updated 18 Aug 2026 · dealer seller

Mileage not checked
Year
2020
Mileage
17,421 mi
Fuel
Petrol
Engine
Petrol
Drive
Not supplied
Gearbox
Automatic
Colour
Black
Road tax
Check required

Dealer public-web source image · source and rights basis retained.

Image credit: Group 1 Farnborough BMW

39 listing-source images with exact-vehicle status unverified.

LISTING OVERVIEW · check details with the seller

Seller information: “Discover the perfect blend of performance, style and luxury with the BMW 4 Series 2.0 420i GPF M Sport Coupe. Finished in striking Black Sapphire, this model commands attention from every angle, embodying BMW’s commitment to driving excellence. Under the bonnet, the 2.0-litre petrol engine delivers a dynamic 184 PS, paired with a seamless automatic transmission. With Euro 6 emissions and start/stop technology, it offers an engaging drive that’s both efficient and responsible. Whether navigating city streets or open roads, you’ll appreciate the responsive handling and impressive fuel economy. Inside, the cabin is crafted with premium Dakota Black Leather upholstery, complemented by an elegant black interior for a sophisticated ambience. The M Sport package enhances both aesthetics and driving experience, featuring an M Sport multi-function leather steering wheel with a sporty three-spoke design for superior control and comfort. Audiophiles will be impressed by the Harman Kardon Loudspeaker System, delivering rich, immersive sound quality that elevates every journey. Visually, the distinctive 19-inch bicolour Ferric Grey alloy wheels, along with the 18-inch M Double Spoke - 400M alloys, provide a bold and refined stance, reinforcing the coupe’s sporty character. This BMW 4 Series 420i M Sport Coupe is not just a car—it’s a statement. Combining cutting-edge technology, luxury, and unmistakable style, it is designed for drivers who demand excellence on every drive. Experience the hallmark of BMW quality. Book a test drive today and redefine your driving pleasure.”. Seller claims are never treated as verified.

Technical data

Vehicle specifications

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Engine and drivetrain

Transmission
Automatic

Technical data can vary by derivative and optional equipment. Confirm the exact vehicle specification before purchase.

Official record

DVLA: awaiting verification · DVSA MOT history · free
0verified1claimed2unchecked
  1. DVSAClaimed

    Mileage

    Odometer readings are not consistent — investigate before buying

  2. DVSANot checked

    Mot History

    MOT history not yet confirmed with DVSA

  3. DVLANot checked

    Registration

    Registration not yet confirmed with DVLA

This car at a glance— sources and estimates labelled

AI-written · summarised, not judged

2020 BMW 4 Series — a source-labelled summary of the available record.

  • estimatedGreat price: about £5,963 below current comparable asking prices in our catalogue.
  • estimatedRunning costs require a verified vehicle check.

Not verified by this summary

  • Not yet matched against DVLA — treat registration details as unconfirmed.
  • Condition, photos and the seller's description are not independently verified.
  • Running costs such as insurance and servicing are estimates, not quotes.

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True cost of ownership

Road tax (VED)
Check required
Insurance group
Check required
ULEZ / CAZ
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Dealer admin fee
None

Price history

Listed 0 days ago at £21,237, no changes since.

On the market 0 days.

Seen on 1 site

  • Group 1 Farnborough BMW£21,237

Group 1 Farnborough BMW

Dealer website →
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