Audi RS7 vs Porsche 911 Targa 4 GTS
Compare the Audi RS7 vs Porsche 911 Targa 4 GTS. The Audi RS7 is £40,000 cheaper. The Porsche 911 Targa 4 GTS is 0.5s quicker to 60mph. The Porsche 911 Targa 4 GTS is more fuel efficient. Full performance, cost & ownership breakdown.
The Audi RS7 is priced from £105,000, powered by a 4.0L Twin-Turbo V8, producing 591 hp, with 800 Nm of torque, reaching 0-62 mph in 3.6 s, a top speed of 155 mph (standard limiter), sent to the road via all-wheel drive. The Porsche 911 Targa 4 GTS is priced from £145,000, powered by a 3.6L e-turbo flat-six T-Hybrid, producing 534 hp, with 610 Nm of torque, reaching 0-62 mph in 3.1 s, a top speed of 194 mph, sent to the road via all-wheel drive.
The Audi RS7 offers a 535-litre boot, folding rear seats, runs on petrol, returns around 24 mpg, is covered by a 3 years / 60,000 miles (original UK cover; first 2 years unlimited) warranty. The Porsche 911 Targa 4 GTS offers a 135-litre boot, a usable front boot, runs on petrol, returns around 26 mpg, is covered by a 3 years / unlimited miles (original UK new-car cover) warranty.
On cost of ownership, the Audi RS7 is £40,000 cheaper than its rival, the Audi RS7 costs less in annual maintenance (£1,200 versus £1,500), the Porsche 911 Targa 4 GTS is the more fuel-efficient choice, the Audi RS7 has 73 L fuel tank, the Porsche 911 Targa 4 GTS has 63 L fuel tank.
Driving Character: Audi RS7 vs Porsche 911 Targa 4 GTS
The RS7 occupies a unique space, marrying the brutal acceleration of a 4.0L twin-turbo V8 with the visual drama of a low-slung, sweeping Sportback. With 591 hp and the advanced Quattro system, it delivers devastating straight-line performance that feels relentless and almost telepathic. All-wheel steering is standard, giving this imposing car an agility that defies its substantial weight in the corners. It is a machine designed for covering vast distances at high speed with effortless ease, providing a level of poise that turns even the most demanding road into a manageable ribbon of asphalt.
The 992.2 Targa 4 GTS uses a 3.6-litre flat-six with an electrically assisted exhaust turbocharger and an electric motor integrated into the eight-speed PDK. The combustion engine supplies 357 kW and 570 Nm; combined system output is 398 kW and 610 Nm. All-wheel drive, rear-axle steering and PASM form part of the published chassis specification.
Head-to-head, the division is clear: the Audi RS7 — 591hp V8 in Sportback body; fast estate performance at a premium; the Porsche 911 Targa 4 GTS — The 992.2 Targa 4 GTS combines a 3.6-litre electrically turbocharged flat-six with T-Hybrid assistance and all-wheel drive.. Characteristic of the Audi RS7: Quattro AWD with Sport differential; planted and fast in all weathers. For the Porsche 911 Targa 4 GTS: Targa roof mechanism; chassis rigidity remains high despite the open-top architectural change. In outright terms it is 591 hp against 534 — a 57 hp gap — and the Porsche 911 Targa 4 GTS reaches 60 mph 0.5s sooner.
Interior & Cabin: Audi RS7 vs Porsche 911 Targa 4 GTS
The interior is a high-luxury environment, mirroring the technical sophistication of the RS6 but packaged within a more dramatic, coupe-like frame. The Virtual Cockpit Plus provides clear, customisable readouts, while the cabin's materials—ranging from carbon fibre to Valcona leather—exude a premium, tactile quality. Because of the raked roofline, the rear cabin feels more intimate than in the Avant version, sacrificing headroom for a more sporting aesthetic. It is undeniably a driver’s cabin, where every control feels weighted, precise, and purposefully placed to enhance the feeling of being in something truly exclusive.
The cabin of the Porsche 911 Targa 4 GTS is dominated by the iconic Targa bar, which provides a unique open-air experience while maintaining structural integrity. The interior is finished to a high standard, with premium materials and the intuitive, driver-centric layout that characterises the 992 generation. While the Targa bar creates a stylish aesthetic, it does restrict rear visibility somewhat. The technology, including the standard Bose audio, is well-integrated and provides a modern feel. It is a sophisticated, high-quality environment that balances luxury with the functional needs of a performance-oriented driver.
Head-to-head, the division is clear: the Audi RS7 — Fastback Sportback gives dramatic profile with genuine four-seat practicality; the Porsche 911 Targa 4 GTS — Luxury ergonomics; tech-focused cabin environment balances modern comfort with driver engagement features. Characteristic of the Audi RS7: Latest Audi MMI infotainment and Virtual Cockpit; technology class-leading. For the Porsche 911 Targa 4 GTS: High-quality leather and trim; interior refinement provides a quiet environment when closed.
Daily Usability: Audi RS7 vs Porsche 911 Targa 4 GTS
While the RS7 is undoubtedly a performance vehicle, its Sportback design offers a practical twist. The 535L boot is more than sufficient for typical weekend trips, and the lift-back opening makes loading gear straightforward. Urban use requires awareness; its significant width and low stance mean care is needed in narrow parking structures, though the array of sensors and cameras makes it doable. In Comfort mode, the air suspension does a commendable job of masking road surface harshness, ensuring that urban traffic or motorway cruising is conducted with a sense of refined, whisper-quiet calm.
Practicality is a major strength of the Porsche 911 Targa 4 GTS, as it offers the security of all-wheel drive and the joy of an open top. This combination makes it a genuinely usable car for all seasons, functioning perfectly as a daily driver. The rear seats offer occasional space for children or extra storage, and the front trunk is surprisingly capacious. While the roof mechanism does impact boot space when fully retracted, the overall design remains very user-friendly. It is a refined, comfortable cruiser that does not sacrifice its sporty character in the pursuit of daily usability.
Head-to-head, the division is clear: the Audi RS7 — 535L boot with folding seats; more practical than its sporting profile suggests; the Porsche 911 Targa 4 GTS — The manufacturer technical sheet lists 135 litres of front luggage volume; rear stowage is a separate figure.. Characteristic of the Audi RS7: Mild hybrid system improves fuel economy on long journeys. For the Porsche 911 Targa 4 GTS: 110 mm clearance ensures daily usability; ride quality absorbs common road imperfections well. that means 535 litres of boot space against 135, plus a usable front boot in the Porsche 911 Targa 4 GTS, and everyday running costs that favour the Porsche 911 Targa 4 GTS at the pumps.
Ownership: Audi RS7 vs Porsche 911 Targa 4 GTS
As a flagship performance model, the RS7 commands a premium in terms of running costs. Fuel consumption is consistent with a high-output V8, and the long-term maintenance requires a dedicated budget for tyres, brakes, and scheduled service checks. Audi’s dealer network ensures that this level of care is easily accessible, and the car's desirable styling keeps residual values firm amongst performance-oriented buyers. It is a car that demands a commitment to its upkeep, but in exchange, it offers an ownership experience defined by style, speed, and the confidence that comes with a top-tier automotive engineering product.
The 992.2 Targa 4 GTS combines the Targa roof system with the newer T-Hybrid powertrain. Service requirements must be checked against the exact model year and market. Its electric turbocharger and transmission-integrated motor distinguish its servicing needs from the earlier GTS. Warranty and repair costs depend on the applicable contract, vehicle history and market.
Head-to-head, the division is clear: the Audi RS7 — Audi dealer network widest in this class; RS7 supported everywhere; the Porsche 911 Targa 4 GTS — Reliable Porsche drivetrain; servicing is supported by a comprehensive dealer network infrastructure. Characteristic of the Audi RS7: Strong residuals for RS7; demand from dual-purpose buyers keeps values firm. For the Porsche 911 Targa 4 GTS: Strong resale market; combination of Targa style and GTS performance maintains desirability. On the wallet the two diverge at £105,000 versus £145,000 — a £40,000 difference, with annual maintenance of £1,200 against £1,500, and warranty cover of 3 years / 60,000 miles (original UK cover; first 2 years unlimited) versus 3 years / unlimited miles (original UK new-car cover).