Caterham Seven 310R

Among the 83 cars in the catalogue that use an inline-4 engine layout, the Caterham Seven 310R sits in a particularly focused corner: it is one of just 22 naturally aspirated inline-4 cars, and one of 30 inline-4 cars that pair the layout with rear-wheel drive. Its place among those groups is defined less by outright numbers than by a clear formula, a lightweight-feeling track-focused roadster approach represented here by a 1.6-litre naturally aspirated engine producing 152 bhp and 168 Nm.

Across all 600 cars, the numbers make the Seven 310R an unusual proposition. Its power figure places it 594th of 600, while its top speed of 204 km/h places it 589th. Yet its 0-100 km/h time of 4.8 seconds is faster than 158 cars in the catalogue, ranking 442nd overall. The contrast is the point: this is a car whose appeal is not built around leading the catalogue in the conventional performance measurements, but around how its specifications combine. The 310R uses a 1,596 cc inline-4, rear-wheel drive and a two-seater roadster body style to occupy a narrow space within the wider collection.

The Caterham Seven 310R comes from a manufacturer founded in 1973 in the United Kingdom, a country represented by 160 cars in the catalogue. Caterham itself accounts for four cars in the collection, making this model part of a smaller presence within the overall selection. With a used price of £35,000, it ranks 500th of 600 by price, and its £230 cost per bhp shows a different calculation from cars that pursue power as their primary measure.

The 310R also asks a different question of a dream garage. Its 152 bhp figure may place it near the bottom of the catalogue by output, but its rear-wheel-drive naturally aspirated inline-4 configuration is shared by only 18 cars in the full selection. That combination creates a distinct category within the catalogue, where specification and character are tied closely together.

The opening comparison now looks different: among inline-4 cars, the Seven 310R is not trying to dominate a broad performance table. Instead, it represents one of the catalogue’s more concentrated interpretations of the format, pairing modest power with a rare combination of layout, drivetrain and purpose. In a garage of 600 choices, choosing this Caterham places a machine built around a specific idea rather than a simple search for the highest number.