BMW M5 vs RS7 Performance vs AMG GT 63: The Definitive Verdict

Is the new 727hp BMW M5 (G90) actually a better super-saloon than the Audi RS7 Performance and Mercedes-AMG GT 63, or has the colossal 2,435kg weight killed the M5 magic? Mat Watson is gathering the German heavyweights to see if hybrid power and 1,000Nm of torque can really defeat pure V8 lighter-weight engineering. We’re putting all three to the ultimate test: a 0-60mph launch, a rolling race, and a full interior quality check to see if the Audi's refinement or the AMG's raw theatre can topple the 2026 Carwow "Hybrid Hero". From the "physics-defying" handling of the M5 to the reality of its 40-mile EV range, here is the only comparison you need to watch! Chapters 00:00 Intro: Has the M5 actually evolved? 00:49 Performance Stats: 727hp vs 630hp vs 639hp 02:01 Drag Race: Can 2.4 tonnes actually hit 60 in 3.5s? 04:07 Rolling Races: Does the hybrid torque fill work? 05:52 Drifting: Which 4WD system is the most "unhinged"? 07:27 Revs & Launches: The V8 sound battle 08:41 Interior Sound: Is the M5 too quiet? 10:26 Weight Truth: Why the M5 is 650kg heavier than an RS7 10:56 Design: Is the illuminated M grille too much? 11:35 Interior Truth: Tech overload vs Old-school Luxury 12:57 Back Seats: More legroom than a limo? 13:45 Boot Space: Why the hybrid battery eats your storage 14:12 Price & Tax: The £111,000 question 15:24 Driving: Does the mass "evaporate" on a B-road? 18:54 The Verdict: Should you buy, sell or avoid? Sell your car for free with Carwow: https://bit.ly/Sell-Your-Car-For-Free-2602 Check out Mat's preferred trim & engine for each car: https://bit.ly/Mats-Engine-Choice