Having attended both F1 and IMSA races, I found some distinct differences, and you might be surprised at what I discovered.

Unusual shows of passion, non-traditional viewing platforms added up to a winning Rolex 24 for the glass offices at IMSA.

It was an instant classic. In the same way last May’s Indianapolis 500 became an immediate thriller, but longer. Much longer.

Aston Martin has partnered with The Heart of Racing (THOR) to enter the Valkyrie race car, built to meet LMH regulations, in the premier Hypercar and GTP classes of the respective FIA World Endurance ...

Aston Martin is aiming to ‘show competitively’ in the Valkyrie AMR-LMH’s first season as it prepares for dual FIA World ...

It secured a third invite to the race by winning the IMSA GTP title last year ... that if it happens we will have a third competitive car.” When asked if four-time Formula 1 world champion ...

For 2023, IMSA made a major change to its Prototype class, moving from long-time Daytona Prototype specifications to an all-new GTP car. This new car was also eligible to race in the Europe-based ...

It's also the only production-based car in IMSA GTP, the only car with a V-12 in either series, and the only car built by a major manufacturer without a hybrid system in either category.