Technical specifications
| Clear list | Aston Martin DBX | Porsche Cayenne Coupe |
| Totals | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| Mark | Aston Martin | Porsche |
| Model | DBX 4.0 Turbo | Cayenne Coupe 4.0 Turbo |
| Year | 2020 | 2019 |
| Number of doors/seats | 5/5 | 5/5 |
| Body type | Wagon | Wagon |
| Unladen Weight | 2245 | 2200 |
| Gross Weight Limit | - | 2915 |
| Top Speed, km/h | 291 | 286 |
| Acceleration 0-100 kph | 4.5 | 3.9 |
| Minimum turning radius, m | - | - |
| Cargo Volume, min/max, L | 632 | 625/1540 |
| Dimensions specifications, mm | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| Length | 5039 | 4931 |
| Width | 1998 | 1983 |
| Height | 1680 | 1676 |
| Wheelbase | 3060 | 2895 |
| Front/rear Track | - | 1674/1653 |
| Ground clearance | 190-235 | 190-245 |
| Engine specifications | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| Type | Gasoline Direct Injection, turbocharging | Gasoline Direct Injection, turbocharging |
| Displacement, cm3 | 3982 | 3996 |
| Compression ratio | 8.6 | 10.1 |
| Number and arrangement of cylinders | V8 | V8 |
| The diameter of the cylinder x stroke, mm | 83x92 | 86x86 |
| Number of valves | 32 | 32 |
| Power, hp/rpm | 550/6500 | 550/5750-6000 |
| Max torque, Nm/RPM | 700/2200-5000 | 700/2000-4500 |
| Transmission specifications | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| Gearbox | 9-speed automatic | 8-speed automatic |
| Drive Type | Four-wheel drive | Four-wheel drive |
| Suspension specifications | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| Front | Upper and lower A-arm (double wishbone) | Upper and lower A-arm (double wishbone) |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | 285/40 R22, 325/35 R22 | 285/40 R21, 315/35 R21 |
| Disk | 5x114.3 ET45 d68.1
| 5x130 ET55 d71.5
|
| Brakes specifications | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
| Fuel consumption specifications, L/100 km | Aston Martin DBX 4.0 Turbo × | Porsche Cayenne Coupe 4.0 Turbo × |
| City | - | 14.8 |
| Highway | - | 9 |
| Combined | 14.3 | 11.3 |
| Fuel | 95 | 95 |
| Tank, L | 85 | 75 |
| Clear list | Aston Martin DBX | Porsche Cayenne Coupe |
