2021 Aston Martin DBX V8
US · SUV · Standard Sport Utility Vehicle 4WD
The 2021 Aston Martin DBX V8 is listed in the US market as a suv with gasoline power. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- 4.0L 8-cylinder turbocharged
- Power
- 697 hp (520 kW)
- Torque
- 664 lb-ft (900 Nm)
- Transmission
- 9-speed automatic
- Drivetrain
- 4WD
- Fuel
- Gasoline
- Economy
- 15 mpg (15.7 L/100 km) combined
- Seating
- 5 seats
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | 4.0L 8-cylinder turbocharged | |
| Displacement | 4.0 L | |
| Cylinders | 8 | |
| Aspiration | Turbocharged | |
| Power | 697 hp (520 kW) | |
| Torque | 664 lb-ft (900 Nm) | |
| Fuel type | Gasoline | EPA fueleconomy.gov |
Performance
| Specification | Value | Source |
|---|---|---|
| 0–100 km/h | 3.3 s | |
| Top speed | 193 mph (310 km/h) | |
| Towing capacity | 5,952 lb (2,700 kg) |
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Automatic | EPA fueleconomy.gov |
| Gears | 9 | |
| Drivetrain | 4WD | EPA fueleconomy.gov |
Dimensions
| Specification | Value | Source |
|---|---|---|
| Length | 198.4 in (5,039 mm) | |
| Width | 80.7 in (2,050 mm) | |
| Height | 66.1 in (1,680 mm) | |
| Wheelbase | 120.5 in (3,060 mm) | |
| Ground clearance | 9.3 in (235 mm) |
Weight
| Specification | Value | Source |
|---|---|---|
| Curb weight | 4,949 lb (2,245 kg) |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 15 mpg (15.7 L/100 km) | EPA fueleconomy.gov |
| City | 14 mpg (16.8 L/100 km) | |
| Highway | 18 mpg (13.1 L/100 km) |
Capacity
| Specification | Value | Source |
|---|---|---|
| Seats | 5 | |
| Doors | 5 |
Our sources do not publish these for this vehicle: Payload, Gross vehicle weight rating, Electric range, Battery capacity, Fuel tank, Cargo volume. We leave them out instead of estimating.
Trims and configurations
1 configuration listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
No recall campaigns were found in NHTSA data at the last check. Last checked November 7, 2026.
Data sources
- EPA fueleconomy.gov · retrieved November 4, 2026 · US Government public data
- NHTSA vPIC · retrieved October 11, 2026 · US Government public data
Source checked: November 4, 2026
Data verified: November 4, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
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Frequently asked questions
What engine does the 2021 Aston Martin DBX V8 have?
4.0L 8-cylinder turbocharged. Engines can differ by trim, so check the trim list below.
How much horsepower does the 2021 Aston Martin DBX V8 have?
697 hp (520 kW), as listed by our sources.
What is the fuel economy of the 2021 Aston Martin DBX V8?
Combined fuel economy is 15 mpg (15.7 L/100 km), as published by the source shown in the specification table.
Is the 2021 Aston Martin DBX V8 front-wheel, rear-wheel or all-wheel drive?
Drivetrain: 4WD.
How many seats does the 2021 Aston Martin DBX V8 have?
5 seats.
How long is the 2021 Aston Martin DBX V8?
198.4 in (5,039 mm).
Are there recalls for the 2021 Aston Martin DBX V8?
No recall campaigns were found in NHTSA data when we last checked on November 7, 2026. Recall status can change, so confirm with NHTSA or the manufacturer.