The Porsche Cayman GT4 has been one of the best sports cars money can buy for years - yet it has remained steadfastly in the shadow of the more powerful 911 GT3.

Now, in 2022, can the new run-out RS version, finally equipped with the all-singing naturally aspirated 500hp 4.0-litre flat-six, threaten the 992 version of arguably the world's best driver's car? PH dashed to Wales to find out which is the best production Porsche you can (if you're very lucky) currently buy...

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