Bring a Trailer prices · 2019 to 2025

What will my BMW G1X/F9X 8-Series sell for on Bring a Trailer?

Every BMW G1X/F9X 8-Series auction we have on record, grouped the way the listings themselves describe the car, so one version is never averaged with another.

Below is every BMW G1X/F9X 8-Series auction we have on record from Bring a Trailer's published results, kept apart by variant. We are an official Bring a Trailer Local Partner, so this is the same record we use when a seller asks us what to expect.

32Sold since Nov 2024
73%Of auctions ended in a sale
$76,500Most recent, Nov 5, 2026
Nov 13, 2026Results read

What each one sells for

VariantMedianRangeSoldSold rateMost recent
Alpina B8 xDrive Gran Coupe–too few to average $83,500150% $83,500, Feb 7, 2025
M8 Competition Convertible$73,550 $70,500 to $95,5004100% $76,500, Nov 5, 2026
M8 Competition Coupe–too few to average $76,600125% $76,600, May 31, 2026
M8 Competition Gran Coupe–too few to average $58,650 to $94,000267% $58,650, Oct 27, 2026
M8 Convertible$67,000 $46,000 to $70,0003100% $67,000, Jul 14, 2026
M850i xDrive Convertible$55,000 $48,500 to $69,000889% $69,000, Oct 15, 2026
M850i xDrive Coupe$51,027 $42,500 to $58,888571% $58,000, Oct 16, 2026
M850i xDrive Gran Coupe$75,000 $54,000 to $80,0003100% $75,000, Aug 28, 2026
M850i xDrive Gran Coupe THE 8 X JEFF KOONS– –0– $349,999, May 15, 2024
One-offs, modified and other–mixed group, see the list $61,500 to $106,000556% $75,000, Feb 21, 2026

Figures are for auctions that ended since Nov 2024. Prices are winning bids; the buyer pays Bring a Trailer's fee on top. "Sold rate" is the share of auctions that met reserve. A variant with fewer than 3 sales shows no median: one or two cars are not a market.

Every sale

48 sales
$20K$50K$100K$200K20262024 BMW G1X/F9X 8-Series, One-offs, modified and other · Alpina B8 Gran Coupe: bid to $84,000, not sold, Oct 9, 20262023 BMW G1X/F9X 8-Series, One-offs, modified and other · M8 Competition: bid to $77,250, not sold, Jul 17, 20262024 BMW M8 Competition Gran Coupe: bid to $81,000, not sold, Apr 22, 20262021 BMW M850i xDrive Convertible: bid to $59,500, not sold, Apr 14, 20262023 BMW G1X/F9X 8-Series, One-offs, modified and other · Alpina B8 Gran Coupe: bid to $85,000, not sold, Feb 28, 20262022 BMW Alpina B8 xDrive Gran Coupe: bid to $68,500, not sold, Feb 15, 20262020 BMW G1X/F9X 8-Series, One-offs, modified and other · M8 Gran Coupe: bid to $48,250, not sold, Dec 9, 20252019 BMW M850i xDrive Coupe: bid to $25,750, not sold, Oct 3, 20252019 BMW M850i xDrive Coupe: bid to $35,750, not sold, Aug 12, 20252023 BMW M8 Competition Coupe: bid to $87,500, not sold, May 28, 20252022 BMW M8 Competition Coupe: bid to $70,500, not sold, Mar 2, 20252023 BMW M8 Competition Coupe: bid to $82,000, not sold, Jan 22, 20252024 BMW M8 Competition Convertible: $76,500, Nov 5, 20262022 BMW M8 Competition Gran Coupe: $58,650, Oct 27, 20262022 BMW M850i xDrive Coupe: $58,000, Oct 16, 20262023 BMW M850i xDrive Convertible: $69,000, Oct 15, 20262019 BMW M850i xDrive Coupe: $42,500, Sep 18, 20262023 BMW M850i xDrive Coupe: $51,027, Sep 3, 20262023 BMW M850i xDrive Gran Coupe: $75,000, Aug 28, 20262020 BMW M8 Convertible: $67,000, Jul 14, 20262020 BMW M8 Competition Coupe: $76,600, May 31, 20262020 BMW M8 Competition Convertible: $70,600, Apr 26, 20262023 BMW M850i xDrive Coupe: $58,888, Mar 17, 20262020 BMW G1X/F9X 8-Series, One-offs, modified and other · M8 Coupe: $75,000, Feb 21, 20262022 BMW G1X/F9X 8-Series, One-offs, modified and other · M8 Competition Coupe, modified: $94,000, Feb 10, 20262022 BMW M850i xDrive Convertible: $52,000, Jan 20, 20262021 BMW M850i xDrive Convertible: $56,000, Dec 28, 20252019 BMW M850i xDrive Convertible: $54,000, Nov 4, 20252020 BMW M8 Convertible: $46,000, Oct 21, 20252023 BMW M8 Competition Gran Coupe: $94,000, Oct 7, 20252019 BMW M850i xDrive Convertible: $51,000, Oct 2, 20252019 BMW M850i xDrive Convertible: $65,000, Sep 30, 20252019 BMW M850i xDrive Convertible: $56,001, Sep 23, 20252022 BMW M850i xDrive Gran Coupe: $54,000, Sep 1, 20252020 BMW M8 Competition Convertible: $70,500, Aug 22, 20252020 BMW M8 Convertible: $70,000, Jul 14, 20252022 BMW G1X/F9X 8-Series, One-offs, modified and other · 840i xDrive Convertible: $61,500, May 19, 20252020 BMW G1X/F9X 8-Series, One-offs, modified and other · M8 Gran Coupe First Edition: $85,000, May 7, 20252019 BMW M850i xDrive Convertible: $48,500, May 1, 20252025 BMW M850i xDrive Gran Coupe: $80,000, Mar 28, 20252022 BMW Alpina B8 xDrive Gran Coupe: $83,500, Feb 7, 20252024 BMW G1X/F9X 8-Series, One-offs, modified and other · M8 Competition: $106,000, Feb 4, 20252019 BMW M850i xDrive Coupe: $49,500, Jan 25, 20252023 BMW M8 Competition Convertible: $95,500, Jan 17, 2025
SoldBid to, not soldSince Nov 2024, price on a log scale
EndedCarColorMilesPriceSource
Nov 5, 2026 2024 BMW M8 Competition Convertible Dravit Gray Metallic over Sakhir Orange 39k mi $76,500 BaT listing ↗
Oct 27, 2026 2022 BMW M8 Competition Gran Coupe Ivory White interior – $58,650 BaT listing ↗
Oct 16, 2026 2022 BMW M850i xDrive Coupe Dravit Grey Metallic over Black Extended Merino 10k mi $58,000 BaT listing ↗
Oct 15, 2026 2023 BMW M850i xDrive Convertible Frozen Pure Gray Metallic over Ivory White 9k mi $69,000 BaT listing ↗
Sep 18, 2026 2019 BMW M850i xDrive Coupe Dravit Gray Metallic over Fiona Red – $42,500 BaT listing ↗
Sep 3, 2026 2023 BMW M850i xDrive Coupe – – $51,027 BaT listing ↗
Aug 28, 2026 2023 BMW M850i xDrive Gran Coupe Dravit Grey Metallic over Black Extended Merino 473 mi $75,000 BaT listing ↗
Jul 14, 2026 2020 BMW M8 Convertible – – $67,000 BaT listing ↗
May 31, 2026 2020 BMW M8 Competition Coupe – 15k mi $76,600 BaT listing ↗
Apr 26, 2026 2020 BMW M8 Competition Convertible Black Merino interior – $70,600 BaT listing ↗
Mar 17, 2026 2023 BMW M850i xDrive Coupe Carbon Black Metallic over Cognac Merino – $58,888 BaT listing ↗
Feb 21, 2026 2020 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Coupe Black Sapphire Metallic over Ivory White 14k mi $75,000 BaT listing ↗
Feb 10, 2026 2022 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Competition Coupe, modified Alpine White over Black 12k mi $94,000 BaT listing ↗
Jan 20, 2026 2022 BMW M850i xDrive Convertible Tanzanite Blue Metallic over Fiona Red – $52,000 BaT listing ↗
Dec 28, 2025 2021 BMW M850i xDrive Convertible Dravit Gray Metallic over Black Merino 21k mi $56,000 BaT listing ↗
Nov 4, 2025 2019 BMW M850i xDrive Convertible Black Sapphire Metallic over Ivory 4,800 mi $54,000 BaT listing ↗
Oct 21, 2025 2020 BMW M8 Convertible – 10k mi $46,000 BaT listing ↗
Oct 7, 2025 2023 BMW M8 Competition Gran Coupe Frozen Black Metallic over Black 7k mi $94,000 BaT listing ↗
Oct 2, 2025 2019 BMW M850i xDrive Convertible – 22k mi $51,000 BaT listing ↗
Sep 30, 2025 2019 BMW M850i xDrive Convertible Black Sapphire Metallic over Ivory 4,800 mi $65,000 BaT listing ↗
Sep 23, 2025 2019 BMW M850i xDrive Convertible – 19k mi $56,001 BaT listing ↗
Sep 1, 2025 2022 BMW M850i xDrive Gran Coupe Dravit Gray Metallic over Black Merino – $54,000 BaT listing ↗
Aug 22, 2025 2020 BMW M8 Competition Convertible – 20k mi $70,500 BaT listing ↗
Jul 14, 2025 2020 BMW M8 Convertible Motegi Red Metallic 7k mi $70,000 BaT listing ↗
May 19, 2025 2022 BMW G1X/F9X 8-SeriesOne-offs, modified and other · 840i xDrive Convertible – 5k mi $61,500 BaT listing ↗
May 7, 2025 2020 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Gran Coupe First Edition – 9k mi $85,000 BaT listing ↗
May 1, 2025 2019 BMW M850i xDrive Convertible Carbon Black Metallic over Fiona Red – $48,500 BaT listing ↗
Mar 28, 2025 2025 BMW M850i xDrive Gran Coupe Skyscraper Gray Metallic over Ivory White extended Merino – $80,000 BaT listing ↗
Feb 7, 2025 2022 BMW Alpina B8 xDrive Gran Coupe Alpina Green Metallic – $83,500 BaT listing ↗
Feb 4, 2025 2024 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Competition Black Sapphire Metallic over Sakhir Orange – $106,000 BaT listing ↗

What would yours sell for?

Pick the variant and type the mileage. We'll show the Bring a Trailer sales closest to your car and the range they sold in.

A guide from past results, not an appraisal. For a number on your car, send us the details: the valuation is free.

Bid to, not sold

These cars did not meet reserve. The high bid is not a sale price and is not counted in any price figure above. The newest 25 are shown.

EndedCarColorMilesPriceSource
Oct 9, 2026 2024 BMW G1X/F9X 8-SeriesOne-offs, modified and other · Alpina B8 Gran Coupe Alpina Blue Metallic over Ivory White – $84,000bid to, not sold BaT listing ↗
Jul 17, 2026 2023 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Competition Black Merino interior 16k mi $77,250bid to, not sold BaT listing ↗
Apr 22, 2026 2024 BMW M8 Competition Gran Coupe Dravit Gray Metallic over Sakhir Orange – $81,000bid to, not sold BaT listing ↗
Apr 14, 2026 2021 BMW M850i xDrive Convertible Black Sapphire Metallic over Black Merino 10k mi $59,500bid to, not sold BaT listing ↗
Feb 28, 2026 2023 BMW G1X/F9X 8-SeriesOne-offs, modified and other · Alpina B8 Gran Coupe – 18k mi $85,000bid to, not sold BaT listing ↗
Feb 15, 2026 2022 BMW Alpina B8 xDrive Gran Coupe – – $68,500bid to, not sold BaT listing ↗
Dec 9, 2025 2020 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Gran Coupe – 42k mi $48,250bid to, not sold BaT listing ↗
Oct 3, 2025 2019 BMW M850i xDrive Coupe – – $25,750bid to, not sold BaT listing ↗
Aug 12, 2025 2019 BMW M850i xDrive Coupe – – $35,750bid to, not sold BaT listing ↗
May 28, 2025 2023 BMW M8 Competition Coupe – – $87,500bid to, not sold BaT listing ↗
Mar 2, 2025 2022 BMW M8 Competition Coupe Alpine White over Black full Merino 20k mi $70,500bid to, not sold BaT listing ↗
Jan 22, 2025 2023 BMW M8 Competition Coupe – 9k mi $82,000bid to, not sold BaT listing ↗
Nov 13, 2024 2023 BMW M8 Competition Gran Coupe Black Sapphire Metallic – $82,000bid to, not sold BaT listing ↗
Nov 13, 2024 2020 BMW M8 Competition Coupe Black Sapphire Metallic over Ivory White – $58,600bid to, not sold BaT listing ↗
Oct 8, 2024 2024 BMW M850i xDrive Gran Coupe Mineral White Metallic – $77,277bid to, not sold BaT listing ↗
Sep 16, 2024 2020 BMW M8 Competition Coupe Black Sapphire Metallic over Ivory White – $66,250bid to, not sold BaT listing ↗
Aug 19, 2024 2023 BMW M8 Competition Gran Coupe Black Merino interior 7k mi $100,817bid to, not sold BaT listing ↗
Jul 6, 2024 2020 BMW M8 Competition Convertible Donington Grey Metallic over Black Merino – $66,000bid to, not sold BaT listing ↗
Dec 15, 2023 2023 BMW G1X/F9X 8-SeriesOne-offs, modified and other · M8 Competition Race Car, race car – – $80,500bid to, not sold BaT listing ↗
Oct 31, 2023 2023 BMW M850i xDrive Gran Coupe THE 8 X JEFF KOONS – 16 mi $215,000bid to, not sold BaT listing ↗
Sep 21, 2023 2022 BMW M8 Competition Gran Coupe British Racing Green over Taruma Brown Merino – $103,000bid to, not sold BaT listing ↗
May 31, 2023 2020 BMW M8 Competition Coupe Donington Gray Metallic over Black Merino – $72,000bid to, not sold BaT listing ↗
Mar 27, 2023 2021 BMW M8 Competition Gran Coupe Ametrin Metallic over Black – $86,500bid to, not sold BaT listing ↗
Feb 2, 2023 2023 BMW M850i xDrive Gran Coupe THE 8 X JEFF KOONS – 12 mi $250,000bid to, not sold BaT listing ↗
Nov 7, 2022 2023 BMW M850i xDrive Gran Coupe THE 8 X JEFF KOONS – 17 mi $333,355bid to, not sold BaT listing ↗

How to read these numbers

  • Every price is a completed Bring a Trailer sale and links to its listing. Asking prices are not counted anywhere.
  • The price is the winning bid. The buyer pays Bring a Trailer's fee on top of it.
  • Variants are never averaged together, and conversions, race cars and projects are listed but left out of the medians.
  • Mileage and colors are read from each listing's title and short description. Mileage is rounded there, so a "22k" car may have a few hundred miles either side, and a dash means the listing's summary didn't state it.
  • Cars we sold ourselves are marked and open the car's own page, with its photos and history.

Reimel Motor Cars is an independent dealer and an official Bring a Trailer Local Partner. This page is our own summary of published results and is not produced or endorsed by Bring a Trailer.

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