Ettore Bugatti's monumental folly — a 12.8-litre, 6.4-metre-long automobile intended for royalty.
The Type 41 'Royale' was Bugatti's intended ultra-luxury flagship — a 12,763cc straight-eight chassis of 14 feet wheelbase intended to be sold to monarchs. Only six were built between 1927 and 1933; none was sold to royalty, and the depression killed the project. The surviving cars carry coachwork by Weinberger (Coupe), Park Ward (Limousine), Binder (Coupe de Ville), Kellner (Coupe) and others; one (Esders Roadster) was rebodied in period as the Coupe Napoleon. All six are accounted for and most are in museum or institutional ownership.
Among the most ambitious cars ever built; finite production and museum-class status define the market.
| Variant | Years | Production | Notes |
|---|---|---|---|
| Coupe Napoleon | 1929 | — | Ettore Bugatti's personal car (originally Esders Roadster, re-bodied). |
| Esders Roadster (replica) | — | — | Original body lost; modern reconstruction exists. |
| Weinberger Cabriolet | 1931 | — | Now Henry Ford Museum, USA. |
| Kellner Coupe | 1932 | — | Sold at auction in 1987 for £5.5 million. |
| Park Ward Limousine | 1933 | — | Sold to royalty later in life; remains in private hands. |
| Binder Coupe de Ville | 1932 | — | Volkswagen / Mulhouse. |
For pre-war and vintage cars such as the Bugatti Type 41 Royale, provenance is paramount. Chassis and engine number matching, period coachbuilder records, factory build sheets where available, continuous ownership documentation, original handbooks and any competition or concours history are the foundation of value. Identity is everything — each of the six cars is individually documented and recognised.
The 12.8-litre straight-eight is operated only by specialists who have worked on the surviving cars; the engine architecture was later adapted to railcar use. A pre-purchase inspection by a recognised marque specialist should include compression and leak-down testing, magneto and ignition checks, chassis straightness and frame survey, axle and steering wear assessment, brake system review (mechanical or hydraulic per period), and an extended road test on varied terrain to expose carburation, cooling and gearbox issues that only emerge under sustained running.
Pre-war coachwork is rarely truly original after a century of use. Establish whether the body is original to the chassis (period photographs, build records, coachbuilder plates), whether it has been re-bodied at any point, and the standard of any restoration. Quality of timber framing, ash health, panel beating and paint depth are all critical. Concealed structural rot, re-bodies presented as original, and 'tribute' cars built on later or unrelated chassis must be priced accordingly.
Six cars exist; private transactions are extremely rare and almost always between major institutions or top-tier collectors. For vintage cars, event eligibility — Mille Miglia, Goodwood Revival, Pebble Beach, VSCC events, Le Mans Classic — can underwrite a substantial proportion of market value. Verify FIA/FIVA papers, period race history where claimed, and the car's standing with the relevant marque registry before purchase.
Regional ranges authored independently — each reflects its local market, not an FX conversion
Vintage cars require disciplined preventive maintenance: lubrication regimes, magneto service, carburettor synchronisation, brake adjustment, and timber and trim conservation. A car used regularly and serviced annually by a specialist will outlast a stored example neglected for decades.
Effectively no private specialist market; service is performed by museum or top-rank consultants. Confirm the availability of marque specialists, period-correct fasteners, coachwork trim, instruments and tyres before committing. A car requiring fabricated one-off parts will absorb time and cost that a similar example with active specialist support will not.
Each region quoted in its local currency — independent market readings, not FX conversions
Effectively a museum-class object. Six cars in total; private sales are once-in-a-generation events.
| Date | Auction | Car | Mileage | Result |
|---|---|---|---|---|
| 2024-01-01 | Private — | 1931 Royale Kellner Coupe (historic sale 1987) | — | £5,500,000 Sold |
Defines the absolute top of the collector-car market. Liquidity is essentially nil.
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