Technical specifications
| Clear list | Aston Martin DBX | Rolls-Royce Cullinan |
| Totals | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| Mark | Aston Martin | Rolls-Royce |
| Model | DBX 4.0 Turbo | Cullinan 6.7 AWD |
| Year | 2020 | 2018 |
| Number of doors/seats | 5/5 | 5/5 |
| Body type | Wagon | Wagon |
| Unladen Weight | 2245 | 2660 |
| Gross Weight Limit | - | - |
| Top Speed, km/h | 291 | 250 |
| Acceleration 0-100 kph | 4.5 | - |
| Minimum turning radius, m | - | - |
| Cargo Volume, min/max, L | 632 | 526 |
| Dimensions specifications, mm | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| Length | 5039 | 5341 |
| Width | 1998 | 2164 |
| Height | 1680 | 1835 |
| Wheelbase | 3060 | 3295 |
| Front/rear Track | - | - |
| Ground clearance | 190-235 | - |
| Engine specifications | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| Type | Gasoline Direct Injection, turbocharging | Gasoline Direct Injection, turbocharging |
| Displacement, cm3 | 3982 | 6750 |
| Compression ratio | 8.6 | 10 |
| Number and arrangement of cylinders | V8 | V12 |
| The diameter of the cylinder x stroke, mm | 83x92 | - |
| Number of valves | 32 | 48 |
| Power, hp/rpm | 550/6500 | 571/5000 |
| Max torque, Nm/RPM | 700/2200-5000 | 900/1700 |
| Transmission specifications | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| Gearbox | 9-speed automatic | 8-speed automatic |
| Drive Type | Four-wheel drive | All wheel drive |
| Suspension specifications | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| 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 | 255/45 R22 |
| Disk | 5x114.3 ET45 d68.1
| 5x120 ET20 d72.5
|
| Brakes specifications | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
| Fuel consumption specifications, L/100 km | Aston Martin DBX 4.0 Turbo × | Rolls-Royce Cullinan 6.7 AWD × |
| City | - | - |
| Highway | - | - |
| Combined | 14.3 | 15 |
| Fuel | 95 | 95 |
| Tank, L | 85 | - |
| Clear list | Aston Martin DBX | Rolls-Royce Cullinan |
