Audi RS7 vs Audi RS6 Avant
Compare the Audi RS7 vs Audi RS6 Avant. The Audi RS7 is £3,000 cheaper. The Audi RS6 Avant is 0.0s quicker to 60mph. The Audi RS6 Avant 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 0-60 mph in 3.5s, a top speed of 190 mph, sent to the road via all-wheel drive. The Audi RS6 Avant is priced from £108,000, powered by a 4.0L Twin-Turbo V8, producing 591 hp, with 800 Nm of torque, reaching 0-60 mph in 3.5s, a top speed of 190 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 3yr / unlimited mi warranty. The Audi RS6 Avant offers a 565-litre boot, folding rear seats, runs on petrol, returns around 24 mpg, is covered by a 3yr / unlimited mi warranty.
On cost of ownership, the Audi RS7 is £3,000 cheaper than its rival, the Audi RS6 Avant costs less in annual maintenance (£1,200 versus £1,100), a full tank costs around £90 for the Audi RS7 and £90 for the Audi RS6 Avant.
Driving Character: Audi RS7 vs Audi RS6 Avant
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 RS6 Avant is the definitive super-estate, wielding a 4.0L twin-turbo V8 that delivers 591 hp with crushing authority. Its Quattro system and all-wheel steering work in tandem to shrink the car’s perceived size, allowing it to navigate complex B-roads with surprising ease. The power delivery is immediate, bolstered by mild-hybrid assistance that masks any hint of lag. It is a master of cross-country velocity, offering a level of grip and composure that remains unmatched in the sector. While the 4575 lbs mass is present, the chassis balance is so well-sorted that it never feels overwhelmed or ponderous.
Head-to-head, the division is clear: the Audi RS7 takes our 0-100 driving character grading, 75 against 75. Characteristic of the Audi RS7: Effortless, quattro-assured pace in a genuinely luxurious package. For the Audi RS6 Avant: Composed, quattro-assured pace rather than outright playfulness. In outright terms it is 591 hp against 591 — a 0 hp gap — and the Audi RS6 Avant reaches 60 mph 0.0s sooner.
Interior & Cabin: Audi RS7 vs Audi RS6 Avant
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 is a sanctuary of technology and luxury, defined by the high-definition Virtual Cockpit Plus and exquisitely finished Valcona leather. Every surface speaks to Audi's commitment to quality, with supportive sports seats that hold the driver firmly during high-speed cornering. The interior design is sophisticated, blending sharp, angular lines with an understated elegance. Despite being a tech-forward environment, the ergonomics remain intuitive, ensuring that even complex adjustments are simple to perform. It is a space designed for long journeys, offering a sense of calm and control, even when the engine is under full load.
Head-to-head, the division is clear: the Audi RS7 takes our 0-100 interior & cabin grading, 88 against 85. Characteristic of the Audi RS7: Spacious, premium cabin with excellent tech and comfort. For the Audi RS6 Avant: Spacious, airy, premium cabin with excellent tech.
Daily Usability: Audi RS7 vs Audi RS6 Avant
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.
Practically, the RS6 Avant is unrivalled as a high-performance family carrier. With 565 litres of boot space, which expands significantly when the seats are folded, it is ready for almost any task. The air suspension is a revelation, offering a plush, compliant ride for family trips while firming up instantly for spirited driving. Its wide body can be a liability in tight car parks, making the camera system a mandatory tool for urban navigation. However, the sheer ease with which it traverses miles in total comfort makes it an exceptional candidate for a single-car garage.
Head-to-head, the division is clear: the Audi RS6 Avant takes our 0-100 daily usability grading, 82 against 92. Characteristic of the Audi RS7: A genuine luxury daily driver with supercar-embarrassing pace. For the Audi RS6 Avant: Genuinely does everything — family transport, luggage and supercar-embarrassing pace. that means 535 litres of boot space against 565.
Ownership: Audi RS7 vs Audi RS6 Avant
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.
Owning an RS6 Avant is an investment in unparalleled capability, though one must account for the significant running costs. With 24 mpg fuel economy and the wear associated with moving such high performance, it is not a cheap car to run. However, the Audi dealer network is top-tier, and the vehicle enjoys strong residual values, with enthusiasts constantly hunting for well-maintained examples. The annual maintenance costs are predictable for the segment, and the car's widespread support ensures longevity. For those who can stomach the fuel and service bills, it offers a level of excellence that is difficult to replicate.
Head-to-head, the division is clear: the Audi RS7 takes our 0-100 ownership grading, 75 against 72. Characteristic of the Audi RS7: Strong owner-reported reliability (4.7/5 per KBB after 50k miles). For the Audi RS6 Avant: Widely reported as a genuine daily joy to own. On the wallet the two diverge at £105,000 versus £108,000 — a £3,000 difference, with annual maintenance of £1,200 against £1,100.