At the time of its launch in 2003, the upgraded Phase 2 Clio V6 was the most powerful serial produced
hot hatch in the world with , exceeding the
Alfa Romeo 147 GTA () and the
SEAT León Cupra R (). Though based on a utilitarian hatchback, the Clio V6 is not a practical family car. With an average fuel consumption of , this resulted in an empty fuel tank in just over . The loss of the back seats and most of the boot space, due to the engine placement, results in a severe restriction in luggage space – there is only a small space in the front where the engine used to be, suitable for a holdall or week-end groceries, a small netted area behind the seats plus a small stash area under the tailgate. The enhanced steering makes tight manoeuvring a little challenging, the turning circle is – around three car lengths – turning what might normally be a three-point turn into a five-point turn. The Clio V6 Phase 2 gained even more weight, but offset it with an additional 25 horsepower. This resulted in a reduced 0– run at 5.9 seconds and a top speed of . Standard equipment includes rain sensing windscreen wipers, automatic headlights, air conditioning, and six speakers and CD changer. The Phase 2 Clio V6 retailed for £27,125 in the United Kingdom, until it was withdrawn from sale in 2005 coinciding with a facelift for the Clio range. The long-term reviews in
Evo magazine were enthusiastic, claiming "It's a modern classic" for the Phase 2 version.
Jeremy Clarkson once referred to the Clio V6 as one of his top 10 cars. There were 1,309 production cars built in total between 2003 and 2005. ==Engines==