The Ariel Atom 3.5. Ariel couldn’t call it Atom 4 because a whole new integer only appears when the engine changes, but nevertheless there has been a raft of small upgrades aiming to make this ...

Launched at the Goodwood Festival of Speed in 2018 for deliveries starting in mid-2019, the Atom 4 was – and at the time of writing in February 2025 still is – the latest iteration of Ariel ...

Power‑to-weight ratios to shame a supercar (or hypercar!), at-best rudimentary weather protection, two seats and a single-minded focus on driving thrills. The Ariel Atom and Caterham Seven are ...