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Audi A8 vs Aston Martin DBX comparison

Compare performance (571 HP vs 727 HP), boot space and price (91,400 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or Aston Martin DBX?

Audi A8 vs Aston Martin DBX: Key differences

Audi A8

5 (1 Reviews)
rate
  • significantly cheaper
  • considerably more efficient
  • moderately lighter
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Aston Martin DBX

  • markedly more power
  • a bit quicker 0–100 km/h
  • noticeably more trunk space
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By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

A8

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Audi A8 is significantly cheaper – starting at 91,400 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 77,486 £.

Fuel consumption also shows a difference: the Audi A8 uses 4.6 L/100km and is considerably more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 9.6 L/100km.

DBX

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Aston Martin DBX offers markedly more power – delivering 727 HP compared to 571 HP. That’s roughly 156 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is a bit quicker – completing the sprint in 3.3 s, while the Audi A8 takes 3.8 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers somewhat more torque with 900 Nm compared to 800 Nm. That’s about 100 Nm more.

A8

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A8 is moderately lighter – 2,035 kg compared to 2,320 kg. The difference is around 285 kg.

Looking at boot space, the Aston Martin DBX offers noticeably more boot space – 491 L compared to 390 L. That’s a difference of about 101 L.

When it comes to payload, the Aston Martin DBX carries barely more – 710 kg compared to 700 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The Audi A8 is far ahead overall in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £91,400
A8

Audi A8

  • Engine Type Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 286 - 571 HP
  • Consumption L/100km 4.6 - 11.5 L/100km
  • Electric Range 58 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A8

The Audi A8 arrives with the kind of quiet authority that makes other limousines feel like they’re trying too hard, offering a cabin wrapped in subtle luxury and tech that never demands attention. For buyers who want composed comfort and discreet status, it’s the sensible splurge that turns daily commutes into a private parade.

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Reviews Audi A8

5 (1 Reviews)
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Aston Martin DBX

With the DBX, Aston Martin has wrapped its trademark sports-car drama into a high-riding package that looks like it could sprint off the driveway and into a gala, while the cabin pampers occupants with handcrafted leather and theatrical attention to detail. Behind the wheel it feels like a grand tourer that learned how to tackle country roads, serving up surprising agility for such a stately presence and keeping rivals honest with its rarefied blend of performance and luxury.

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Reviews Aston Martin DBX

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Aston Martin DBX

Costs and Consumption
Price
91,400 - 134,900 £
Price
168,900 - 213,400 £
Consumption L/100km
4.6 - 11.5 L/100km
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
58 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
105 - 260 g/km
co2
323 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,035 - 2,415 kg
Curb weight
2,320 kg
Trunk capacity
390 L
Trunk capacity
491 L
Length
-
Length
-
Width
1,945 mm
Width
1,998 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 700 kg
Payload
710 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
286 - 571 HP
Power HP
707 - 727 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
-
Torque
500 - 800 Nm
Torque
900 Nm
Number of Cylinders
6 - 8
Number of Cylinders
8
Power kW
210 - 420 kW
Power kW
520 - 535 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
3,982 cm3

General
Model Year
2025
Model Year
2,022 - 2,025
CO2 Efficiency Class
G, C
CO2 Efficiency Class
G
Brand
Audi
Brand
Aston Martin
What drive types are available for the Audi A8?

The Audi A8 is available as All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.