59.000 €
PRICE ESTIMATION
13.08.2026
AUCTION END

BMW M850i G-Power Cabriolet G14 (2020)

BMW M850i G-Power Convertible G14 (2020), G-Power performance upgrade, complete service history, extensive features

Open to offers

Permanent listing

The auction has ended. You can submit a price proposal. Kickdown will review the proposal and get back to you.

Overview

Manufacturer
Model
M850i G-Power Cabriolet G14
Year
2020
Transmission
Automatic
Horsepower
620
Milage
56.799 km
Country Version
DE
Location
DE-93055 Regensburg
Color
Dravitgrey Metallic
Type of auction
Permanent listing
For permanent listings, you can submit offers. The offer is forwarded to the seller via Kickdown. You will receive a response indicating whether your price offer has been accepted.
Ends at
13/08/2026 7:30 PM
Commission: The comission is 5% + VAT of the sales price (at least 500 € + VAT.)

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Juri PilawaJuri Pilawa+49151 52508362
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BMW M850i G-Power Cabriolet G14 (2020)

Juri Pilawa

Kickdown's Take

by Juri Pilawa

This M850i Convertible was tuned by G-Power from 8 to 620 PS, is TĂśV-certified, and has been verified through a power test to produce 626.3 PS and 896.1 Nm. With just 56,799 kilometers on the odometer and a complete service history, the vehicle is in excellent condition. The elegant color combination of Dravit Gray Metallic with white leather is a real highlight. Perfect for convertible enthusiasts looking for a distinctive BMW that offers both thrills and everyday practicality.

Price Estimation59.000 € - 64.000 €
Vehicle description

Kickdown Check

  • On-site kickdown assessment completed
    • 238 photos
    • Video including engine run
  • G-Power performance upgrade to 620 PS
  • Verifiable mileage of 56,803 km, documented with a complete service history
  • Last service in February 2026 and TĂśV valid through May 2028

Facts & Specifications

  • Model year 2020
  • First registration: Germany
  • Engine: 4.4-liter twin-turbo V8 with 530 PS; upgraded to 620 PS (456 kW) via G-Power software
  • Transmission: Automatic
  • Exterior color: Dravit Gray Metallic
  • Interior: White leather
  • TĂśV valid through 05/2028
  • Features:
    • BMW M Sport brakes
    • Swarovski crystal lights
    • LED headlights and taillights
    • Eightfold tires (8-tire configuration)
    • And much more
  • The following modifications were made; G-Power software, TĂśV-certified:
    • G-Power Performance Software GP-620 (530 PS → 620 PS)
    • G-Power V-MAX boost
    • G-Power DEEPTONE rear muffler
    • Speedometer adjustment to 330 km/h

Condition

Exterior

  • The exterior color of the BMW M 850i xDrive is Dravit Gray Metallic
  • Vehicle in original paint condition with no repainting
  • Body in excellent and pristine condition
  • Accident-free
  • Eightfold tires installed

Interior

  • The BMW M 850i xDrive is equipped with white leather
  • The interior is in excellent, clean, and well-maintained condition
  • There are no known defects in the interior

Technical Specifications

  • Ready to drive immediately and registered
  • G-Power performance measurement: 626.3 PS and 896.1 Nm
  • Performance software
  • Last maintenance performed in February 2026
  • Passed the TĂśV general inspection and emissions test on May 6, 2026, with no defects

History

Ownership History

  • 2024 to present: 2nd owner
  • 2020 to 2024: 1st owner

Service History

  • July 16, 2020 – Initial registration
  • December 6, 2024 at approx. 55,000 km – G-Power GP-620 performance software installed, including V-MAX increase, DEEPTONE rear muffler, and TĂśV individual approval (7,817.50 EUR gross)
  • June 4, 2025 at approx. 55,700 km – Power measurement on ROTRONICS dynamometer: 626.3 PS / 896.1 Nm
  • February 2026 at approx. 56,000 km – Maintenance performed
  • May 6, 2026 at approx. 55,733 km – Passed TĂśV general inspection and emissions test with no defects (DEKRA)

Documents

  • German vehicle documents
  • Complete service history
  • EC Certificate of Conformity (BMW COC documents)
  • DEKRA TĂśV report dated May 6, 2026
  • G-Power order confirmation
  • Performance measurement on ROTRONICS dynamometer

Summary

For sale is a BMW M 850i xDrive originally delivered in Germany, built in 2020, in the exclusive special color Dravit Gray Metallic. The vehicle underwent a performance upgrade by G-Power in 2024; a performance test from June 2025 confirms 626.3 PS and 896.1 Nm. The performance software is TĂśV-certified. The verifiable mileage of 56,803 km is documented by a complete service history; the TĂśV general inspection in May 2026 was passed with no defects. The body and interior are in excellent condition; the vehicle is accident-free and retains its original paint.

If the seller is a private individual, the vehicle is always sold without warranty. The description of this auction has been made to the best of the seller's knowledge. The condition of this vehicle is based on the opinion of the seller and may differ from your own opinion. The description and photos are for reference. Kickdown does not guarantee the accuracy of the listing and recommends a viewing. The seller decides whether a viewing can be made. Bidders must satisfy themselves as to the accuracy of the description and make all necessary inquiries before placing a bid. For this purpose, please use the comments and questions section for additional information. Please read our terms and conditions for more details.

Vehicle videos

Kickdown check

  • Kickdown photographer was on site
  • Video of the vehicle available
  • Main inspection
  • Complete checkbook
  • Current service performed
  • Low milage

Comments of this past auction

  • 12.08.2026 18:12

    Technik: Der BMW 8er (interne Bezeichnung: G14 – Cabriolet, G15 – Coupé, G16 – Gran Coupé) ist ein Oberklasse-Pkw der 8er-Reihe von BMW, der 2018 als erstes Modell das Coupé (F13) der 6er-Reihe ablöste. 2019 folgten das Cabrio als Nachfolger des F12 und das viertürige Coupé als Nachfolger des F06. 2019 erhielt der M850i xDrive Das Goldene Lenkrad in der Kategorie Das schönste Auto. Für die M8-Modelle lauten die internen Bezeichnungen: F91 – M8 Cabriolet, F92 – M8 Coupé, F93 – M8 Gran Coupé. Im Herbst 2025 nahm BMW den 8er vom Markt. Noch vor dem Markteintritt ging BMW mit dem M8 GTE 2018 in Daytona an den Start. LG Tom