THE VEHICLE AT A GLANCE
Model dossier
- Production period
- 2001
- Body style
- Cabriolet
- Engine
- Inline-4
- Type
- Concept
- Production
- 1
THE PEOPLE BEHIND THE CAR
Coachbuilding, design & conversions
PRICE & SALES RECORD
Vehicle value
- Original price
- Not documented
- Latest recorded sale
- Not documented
01 / THE STORY
History & context
The Oldsmobile O4 was a concept vehicle developed by Bertone and built by Stile Bertone in 2001. Its mechanical components were derived from the Opel Astra, utilizing an Opel platform and the reliable Ecotec engine. Designed to blend open-air freedom with all-season versatility, the O4 represented a fusion of sporty aesthetics and practical comfort. The name “O4” symbolized “open air, four-season fun,” highlighting the car’s flexible design. The O4 featured a 4-cylinder engine capable of producing 190 hp (142 kW), paired with a manual transmission. This setup delivered a sporty and responsive driving experience, aligning with the car’s dynamic design philosophy. Despite seating four passengers comfortably, the O4 maintained the sleek and compact silhouette characteristic of a sports car. One of the standout features of the Oldsmobile O4 was its innovative roof system. It was equipped with twin targa tops made of lightweight carbon fiber, which could be stowed behind the rear passenger seats for a convertible-like experience. Additionally, the rear window could retract into a dedicated compartment located behind the rear seats, allowing for even greater exposure to the elements when desired. The O4’s doors were another distinctive aspect, combining conventional front doors with small rear suicide doors, which facilitated easier access to the back seats while adding to the vehicle’s unique aesthetic. Inside, the Oldsmobile O4 showcased its futuristic approach with the “info ring” replacing the traditional instrument cluster. Inspired by contemporary devices like the Palm Pilot, the “info ring” integrated 10 switches to control all essential functions. Media content, including movies, maps, and contacts, could be stored and displayed using a Sony memory stick, emphasizing its advanced infotainment for the time. Furthermore, the O4 was equipped with General Motors’ OnStar service, offering enhanced safety and connectivity. This combination of cutting-edge technology, sporty design, and practical features made the Oldsmobile O4 an intriguing concept, reflecting Bertone’s creative vision and General Motors’ technological ambitions in the early 2000s.
02 / TECHNICAL IDENTITY
Specifications & construction
Production & construction
- Production
- 1
- Production type
- Concept
- Production notes
- CarStyling documents the 2001 Oldsmobile O4 as a GM/Oldsmobile concept developed collaboratively with Bertone Design in Turin and tagged as designed/built by Bertone. Preserve Bertone as prototype-realization/design collaborator, not independent manufacturer. NO_AUTO_INHERIT.
- Body & configuration · Legacy attribution
- Targa Top
Engine & performance
- Engine configuration
- Inline-4
Design & manufacture
- Coachbuilder / Body Builder · Documented
- Bertone
- Manufacturer · Documented
- Oldsmobile
06 / EVENTS & AWARDS
Events & awards
No events or documented awards are currently recorded for this vehicle.
07 / THE VEHICLE IN DETAIL
Photo gallery 4 photographs
08 / FROM THE ARCHIVE
Archive
References held in the vehicle dossier. Their inclusion does not establish that every historical claim has been independently verified.
| Reference | Source type |
|---|---|
| CarStyling — 2001 Oldsmobile O4 (Bertone) www.carstyling.ru | Specialist design archive using general motors imagery |











THE CONVERSATION
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