Ferrari 12Cilindri vs Porsche 911 GT3 RS

Compare the Ferrari 12Cilindri vs Porsche 911 GT3 RS. The Porsche 911 GT3 RS is £217,000 cheaper. The Ferrari 12Cilindri is 0.3s quicker to 60mph. The Porsche 911 GT3 RS is more fuel efficient. Full performance, cost & ownership breakdown.

The Ferrari 12Cilindri is priced from £395,000, powered by a 6.5L V12, producing 819 hp (830 PS), with 678 Nm of torque, reaching 0-62 mph in 2.9 s, a top speed of 211 mph, sent to the road via rear-wheel drive. The Porsche 911 GT3 RS is priced from £178,000, powered by a 4.0L Flat-6, producing 518 hp, with 465 Nm of torque, reaching 0-62 mph in 3.2 s, a top speed of 184 mph, sent to the road via rear-wheel drive.

The Ferrari 12Cilindri offers a 270-litre boot, runs on petrol, returns around 18 mpg, is covered by a 4 years / unlimited miles (original UK cover; servicing is separate) warranty. The Porsche 911 GT3 RS offers a 0-litre boot, runs on petrol, returns around 22 mpg, is covered by a 3 years / unlimited miles (original UK new-car cover) warranty.

On cost of ownership, the Porsche 911 GT3 RS is £217,000 cheaper than its rival, both require around £0 per year in maintenance, the Porsche 911 GT3 RS is the more fuel-efficient choice, the Ferrari 12Cilindri has 92 L fuel tank.

Driving Character: Ferrari 12Cilindri vs Porsche 911 GT3 RS

The 12Cilindri defines a new peak for front-mounted V12 performance, combining an 830hp naturally aspirated powerplant with a remarkably agile rear-wheel-drive chassis. The four-wheel steering system effectively masks the long wheelbase, granting this grand tourer a nimbleness that defies its size. While the 6.5L engine demands high-rev engagement for maximum effect, the chassis balance remains composed even when pushing near the limits of adhesion. It represents a sophisticated evolution of the 812 lineage, ensuring that the raw, mechanical intensity of the V12 remains the primary focus of the driving experience.

The Porsche 911 GT3 RS is essentially a road-legal race car, featuring aggressive aerodynamic aids that generate genuine downforce. The 4.0L flat-six is at its most extreme here, delivering 518hp with a razor-sharp throttle response. The chassis is incredibly stiff, tuned for maximum track precision, which makes for a highly intense driving experience on public roads. The steering feel is unparalleled, transmitting every nuance of the road surface directly to the driver’s palms. It is a machine that demands complete, unwavering commitment, rewarding the skilled pilot with performance levels that exceed almost anything else in the production world.

Head-to-head, the division is clear: the Ferrari 12Cilindri — 6.5L V12 engine; delivers legendary naturally aspirated power and high-frequency revving capabilities; the Porsche 911 GT3 RS — Aerodynamic chassis hardware; extreme downforce keeps the 4.0L flat-six pinned through high-speed turns. Characteristic of the Ferrari 12Cilindri: Rear-wheel drive chassis; refined suspension tuning provides exceptional poise on fast road sections. For the Porsche 911 GT3 RS: Race-derived suspension tuning; rapid steering feedback ensures immediate inputs at the limit. In outright terms it is 819 hp against 518 — a 301 hp gap — and the Ferrari 12Cilindri reaches 60 mph 0.3s sooner.

Interior & Cabin: Ferrari 12Cilindri vs Porsche 911 GT3 RS

Inside, the dual-cockpit dashboard draws clear inspiration from the 365 GTB/4, blending classic design motifs with a modern digital architecture. The interior feel is focused squarely on driver immersion, with the digital instrument cluster and infotainment system seamlessly integrated into the minimalist aesthetic. Materials are finished to an exceptional standard, reflecting the car's grand touring intent. While the cabin is clearly a masterclass in modern Ferrari ergonomics, the rear seats remain purely vestigial, serving as additional storage rather than a functional space for passengers.

Inside, the Porsche 911 GT3 RS is stripped to the bone, with CFRP door panels and a roll cage serving as the primary design features. Carbon bucket seats are standard, locking the driver in place for high-G maneuvers. The cabin is purposefully sparse, lacking luxury padding in favour of weight-saving measures that prioritize speed. While road and wind noise are prominent at motorway speeds due to the lack of sound deadening, this is expected in a model of this focus. Everything is designed to be functional and lightweight, creating a pure, motorsport-inspired workspace that keeps the driver focused on the tarmac.

Head-to-head, the division is clear: the Ferrari 12Cilindri — Modernised cockpit layout; integrates digital gauge clusters with classic leather-wrapped luxury surfaces; the Porsche 911 GT3 RS — Driver-centric interface; digital steering wheel buttons manage advanced damper and differential settings. Characteristic of the Ferrari 12Cilindri: Driver-focused ergonomics; controls are positioned to minimise distraction during rapid driving. For the Porsche 911 GT3 RS: Carbon bucket seats provide lateral support; stripped dashboard reduces weight and increases focus.

Daily Usability: Ferrari 12Cilindri vs Porsche 911 GT3 RS

Despite its performance pedigree, the 12Cilindri offers a practical, if physically imposing, approach to daily grand touring. The 270L boot provides genuine capacity for luggage, making it a viable companion for extended journeys. In urban environments, the four-wheel steering is indispensable, allowing the driver to navigate tight streets with a precision that belies the car's significant length and width. However, the long bonnet and expansive bodywork require a cautious approach in city centres and parking facilities, where the car’s sheer footprint can make tight manoeuvres feel somewhat daunting.

Daily usability is deliberately limited in the Porsche 911 GT3 RS, though it remains technically legal for the road. The nose lift system is a necessity for clearing urban obstacles, preventing damage to the sophisticated front splitter. Storage is limited to the front trunk, which is adequate for track day essentials but not for large loads. Ingress and egress are physically demanding, requiring one to clear the roll cage. The suspension is too firm for comfort on broken surfaces, making long-distance commuting fatiguing. It is a specialized weapon meant for the circuit, not a daily companion for errands.

Head-to-head, the division is clear: the Ferrari 12Cilindri — Refined grand touring character; sufficient comfort for extended drives between city centres; the Porsche 911 GT3 RS — Optimised front trunk storage; 132L volume allows for light luggage despite aerodynamic focus. Characteristic of the Ferrari 12Cilindri: 270L boot space; provides practical room for two people on international road trips. For the Porsche 911 GT3 RS: Short overhangs aid geometry; 105 mm ground clearance manages moderate inclines with care. that means 270 litres of boot space against 0, and everyday running costs that favour the Porsche 911 GT3 RS at the pumps.

Ownership: Ferrari 12Cilindri vs Porsche 911 GT3 RS

Ownership of the 12Cilindri is defined by its status as a bastion of the naturally aspirated V12 in an increasingly electrified automotive landscape. The standard 7-year warranty and maintenance programme provide a high level of security for what is fundamentally a complex, high-performance machine. While fuel consumption remains notably high and insurance costs will inevitably reflect the vehicle's extreme performance potential and price point, the long-term collector appeal of such a pure-engine model remains incredibly strong, ensuring robust residual values for those who manage the ongoing running costs.

Owning a Porsche 911 GT3 RS is a commitment to the pinnacle of naturally aspirated performance, and it carries the costs to match. With its motorsport-derived components, maintenance is frequent and expensive, requiring specialist knowledge that the Porsche Motorsport network provides. Insurance premiums are significant given the car’s market value and performance potential. However, its scarcity and extreme engineering ensure that it remains a high-value asset, with strong residuals and a dedicated community of owners. It is a long-term investment that requires dedicated resources but pays off with an experience that few other machines can provide.

Head-to-head, the division is clear: the Ferrari 12Cilindri — Prestige brand legacy; Ferrari status ensures sustained long-term desirability and valuation stability; the Porsche 911 GT3 RS — High collector value; engineering pedigree ensures that market desirability remains extremely elevated. Characteristic of the Ferrari 12Cilindri: High-performance maintenance; routine servicing requires authorised dealer access for complex systems. For the Porsche 911 GT3 RS: Expert dealer network; maintenance programs are specifically structured for intensive track-focussed use. On the wallet the two diverge at £395,000 versus £178,000 — a £217,000 difference, with annual maintenance of £0 against £1,700, and warranty cover of 4 years / unlimited miles (original UK cover; servicing is separate) versus 3 years / unlimited miles (original UK new-car cover).

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