Ferrari 458 Italia vs Mercedes-AMG SL 63
Compare the Ferrari 458 Italia vs Mercedes-AMG SL 63. The Mercedes-AMG SL 63 is £30,000 cheaper. The Ferrari 458 Italia is 0.2s quicker to 60mph. The Mercedes-AMG SL 63 is more fuel efficient. Full performance, cost & ownership breakdown.
The Ferrari 458 Italia is priced from £145,000, powered by a 4.5L V8, producing 562 hp, with 540 Nm of torque, reaching 0-60 mph in 3.3s, a top speed of 202 mph, sent to the road via rear-wheel drive. The Mercedes-AMG SL 63 is priced from £165,000, powered by a 4.0L Twin-Turbo V8, producing 577 hp, with 800 Nm of torque, reaching 0-60 mph in 3.5s, a top speed of 196 mph, sent to the road via all-wheel drive.
The Ferrari 458 Italia offers a 230-litre boot, runs on petrol, returns around 20 mpg, is covered by a 2yr / unlimited mi warranty. The Mercedes-AMG SL 63 offers a 213-litre boot, runs on petrol, returns around 24 mpg, is covered by a 3yr / unlimited mi warranty.
On cost of ownership, the Mercedes-AMG SL 63 is £30,000 cheaper than its rival, the Mercedes-AMG SL 63 costs less in annual maintenance (£3,000 versus £1,500), the Mercedes-AMG SL 63 is the more fuel-efficient choice, a full tank costs around £85 for the Ferrari 458 Italia and £90 for the Mercedes-AMG SL 63.
Driving Character: Ferrari 458 Italia vs Mercedes-AMG SL 63
The 458 Italia remains the benchmark for naturally aspirated V8 performance, featuring a 4.5L engine that screams to a 9,000rpm redline. The throttle response is telepathic, offering a level of connection that modern turbocharged equivalents often struggle to replicate. Its chassis balance is exceptional, communicating road surface textures with crystal clarity through the steering rack. While the power delivery is linear and requires the driver to chase the high end of the rev range, the rewards are immense. It is a pure, analogue-feeling driving experience that remains as engaging today as it was at launch.
The Mercedes-AMG SL 63 transitions the lineage toward a sophisticated grand tourer profile, prioritising compliance over the surgical precision of its predecessor. The 4.0-litre twin-turbo V8 delivers a relentless surge of torque, managed by an all-wheel-drive system that ensures composure in challenging UK conditions. While the AMG Active Ride Control suspension offers remarkable poise for a heavy convertible, the steering feel remains somewhat insulated compared to pure sports cars. It excels as a high-speed cruiser rather than a track-day weapon, favouring long-distance refinement and effortless pace over the frantic, razor-sharp feedback once associated with the AMG brand.
Head-to-head, the division is clear: the Ferrari 458 Italia takes our 0-100 driving character grading, 90 against 78. Characteristic of the Ferrari 458 Italia: High-revving naturally-aspirated V8 widely considered a modern Ferrari high point. For the Mercedes-AMG SL 63: Composed, quattro-like AWD grip with genuine open-top GT character. In outright terms it is 562 hp against 577 — a 15 hp gap — and the Ferrari 458 Italia reaches 60 mph 0.2s sooner.
Interior & Cabin: Ferrari 458 Italia vs Mercedes-AMG SL 63
Inside, the cockpit focuses on a clean, functional design that places the driver at the heart of the experience. The steering wheel, featuring integrated controls, was a revolutionary touch that has since become a Ferrari signature. While the interior materials are of a high quality, the cabin clearly shows its age compared to the digital-heavy layouts of contemporary models. Visibility is a notable highlight for the segment, with a generous glasshouse that aids spatial awareness. It is a straightforward, no-nonsense interior that prioritises road-holding focus over the latest in screen-based distractions.
Inside, the SL 63 feels thoroughly modern, dominated by a portrait-oriented MUX interface that dictates the cabin aesthetic. The digital cockpit is crisp, though the heavy reliance on touch-sensitive surfaces can feel counterintuitive when pressing on. Material quality is excellent, with high-grade leathers and metals, yet the ergonomics are compromised by the vestigial rear seats, which serve more as shelf space than viable seating. It lacks the intimate, driver-focused cocoon of the previous AMG GT, opting instead for a broad, open-air cockpit design that prioritises perceived luxury and connectivity over raw, tactile immersion.
Head-to-head, the division is clear: the Mercedes-AMG SL 63 takes our 0-100 interior & cabin grading, 75 against 85. Characteristic of the Ferrari 458 Italia: Driver-focused cabin with excellent build quality for its era. For the Mercedes-AMG SL 63: Luxurious, modern cabin with excellent build quality.
Daily Usability: Ferrari 458 Italia vs Mercedes-AMG SL 63
With its relatively compact footprint, the 458 Italia is far more manageable on public roads than one might expect for a mid-engine supercar. The 230L boot space is surprisingly useful, providing enough room for light luggage for two. In city environments, it feels more agile than its successors, and the excellent outward visibility makes parking and tight manoeuvres less of a chore. However, because of the complex nature of the engine and its advanced systems, the owner must strictly adhere to the scheduled maintenance programme to ensure that the car remains reliable.
Daily utility is remarkably improved, largely due to the transition to a fully variable fabric roof that saves significant boot space and lowers the centre of gravity. The 213-litre capacity remains tight, though it accommodates soft luggage better than the old hard-top systems. Parking remains a chore; the wide, low-slung bodywork requires cautious navigation through tight urban gaps, and the extensive bonnet length demands foresight. Nevertheless, the sophisticated suspension tuning allows it to soak up poorly maintained road surfaces with grace, making it a viable, albeit thirsty, companion for regular motorway commutes and long-distance touring.
Head-to-head, the division is clear: the Mercedes-AMG SL 63 takes our 0-100 daily usability grading, 55 against 68. Characteristic of the Ferrari 458 Italia: Usable as an occasional daily supercar. For the Mercedes-AMG SL 63: Comfortable, capable long-distance convertible for daily use. that means 230 litres of boot space against 213, and everyday running costs that favour the Mercedes-AMG SL 63 at the pumps.
Ownership: Ferrari 458 Italia vs Mercedes-AMG SL 63
Owning a 458 Italia now sits firmly in the realm of collector-grade vehicle management. As one of the last naturally aspirated mid-engine Ferraris, its value has steadily strengthened as enthusiasts seek out a more visceral, analogue experience. While the official warranty is limited by the car's age, the robust demand for the model has led to a thriving network of independent specialists capable of handling servicing. Owners should prepare for significant annual maintenance costs, but the trade-off is the possession of an iconic machine that continues to define the Ferrari V8 lineage.
Ownership is bolstered by the vast, well-integrated Mercedes-Benz dealer network, which provides consistent support for the complex AMG powertrain. Maintenance costs are steep, with annual services reflecting the performance-oriented nature of the twin-turbo V8, and the intricate soft-top mechanism introduces a long-term servicing variable that owners must anticipate. While depreciation is generally mitigated by the enduring prestige of the SL moniker, the market is competitive. Reliability is generally predictable, provided the rigid servicing intervals are respected, ensuring the complex electronics and drivetrain remain within optimal operating parameters throughout the ownership period.
Head-to-head, the division is clear: the Ferrari 458 Italia takes our 0-100 ownership grading, 75 against 68. Characteristic of the Ferrari 458 Italia: Widely regarded as a dependable, now-classic naturally-aspirated Ferrari. For the Mercedes-AMG SL 63: Backed by Mercedes-AMG's established reliability record. On the wallet the two diverge at £145,000 versus £165,000 — a £20,000 difference, with annual maintenance of £3,000 against £1,500, and warranty cover of 2yr / unlimited mi versus 3yr / unlimited mi.