Ariel has launched the Atom 4RR, its most potent model to date, featuring a turbocharged Honda engine with 525 horsepower ...

British carmaker Ariel announced the pricing and official launch of the fastest and most powerful Atom ever, the 4RR: $280,000.

Ariel says the goal was to "eclipse supercar performance on track." It does that, starting with its very special Honda heart.

The Atom 4RR has 525 horsepower and hits 62 miles per hour in 2.4 seconds.

Ariel quotes 525 horsepower and 405 lb-ft of torque—in a car that weighs less than 1500 pounds. That's good for 2.4 seconds ...

At 780 hp per ton, this road-legal track car trades comfort for hypercar performance at supercar money ...

The 4RR is the fastest Ariel Atom yet, producing 525bhp and can do 0-60mph in just 2.4 seconds.

Somerset sports car company Ariel has upped the ante in celebration of its 25th anniversary, with a new ultra-hardcore Atom ...

To celebrate 25 years of its iconic lightweight performance rig, a British automaker is rolling out an even more hardcore ...

UK-based lightweight sports car maker Ariel has revealed its new Atom 4RR. Built to celebrate 25 years of the Ariel Atom, this track-biased model comes armed with a 2.0l four-cylinder Honda K20C ...

The most focused Atom to date gets a 525bhp Honda engine, custom aero and an array of track-focused chassis elements ...