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2023 BMW 4 Series

420i M Sport Convertible · Petrol · Automatic · Blue

KD23HXO13,709 miBorehamwood
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High price

12.0% above catalogue typical · Price only — facts unverified

£32,545

drive-away price, no admin fees

~12% above typical

Limited broad comparison · same-model asking-price middle range £28,409£30,499

Broader same-model evidence — not the same variant: 19 live cars from 7 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
2023
Mileage
13,709 mi
Fuel
Petrol
Engine
Petrol
Drive
Not supplied
Gearbox
Automatic
Colour
Blue
Road tax
Check required

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

Image credit: Group 1 Borehamwood BMW

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

LISTING OVERVIEW · check details with the seller

Seller information: “Discover the perfect blend of sporty performance and refined luxury with the BMW 4 Series 420i M Sport Convertible, presented here in the striking Portimao Blue. This model is designed to captivate, combining dynamic driving experience with sophisticated style that turns heads wherever you go. Step inside and appreciate the meticulously crafted interior, featuring premium Vernaupholstery in black accented with grey contrast stitching. The M Sport Package enhances both aesthetics and agility, delivering sharper handling and a more engaging drive. Heated front seats ensure comfort during cooler days, allowing you to enjoy every journey in warmth and style. Parking is effortless with the advanced Parking Assistant, providing confidence even in the tightest spots. The widescreen display puts all your driving essentials, navigation, and entertainment conveniently at your fingertips, offering intuitive control and connectivity. Under the bonnet, the 420i engine delivers responsive performance and efficient driving dynamics that perfectly suit urban and open-road adventures alike. Whether you’re cruising through city streets or enjoying the thrill of open air motoring with the roof down, this convertible offers sophistication and exhilaration in equal measure. With BMW’s renowned build quality and attention to detail, the 4 Series 420i M Sport Convertible is more than just a car; it’s a statement of style, performance, and driving pleasure. Experience the ultimate in sporty elegance — arrange your test drive today and elevate your journey.”. Seller claims are never treated as verified.

Technical data

Vehicle specifications

Confirm with seller

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

2023 BMW 4 Series — a source-labelled summary of the available record.

  • estimatedHigh price: about £3,496 above 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 £32,545, no changes since.

On the market 0 days.

Seen on 1 site

  • Group 1 Borehamwood BMW£32,545

Group 1 Borehamwood BMW

Dealer website →
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Seller reviews

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