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Audi A6 Avant vs Aston Martin DBX comparison

Compare performance (367 HP vs 727 HP), boot space and price (49,700 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Aston Martin DBX?

Audi A6 Avant vs Aston Martin DBX: Key differences

Audi A6 Avant

  • substantially cheaper
  • clearly more efficient
  • visibly lighter
  • barely more trunk space
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Aston Martin DBX

  • clearly more power
  • clearly quicker 0–100 km/h
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By Achim Sedelmaier

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

A6 Avant

Costs and Efficiency:

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

Audi A6 Avant is substantially cheaper – starting at 49,700 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 119,143 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is clearly more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 11.9 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 clearly more power – delivering 727 HP compared to 367 HP. That’s roughly 360 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is clearly quicker – completing the sprint in 3.3 s, while the Audi A6 Avant takes 4.7 s. That’s about 1.4 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers visibly more torque with 900 Nm compared to 580 Nm. That’s about 320 Nm more.

A6 Avant

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A6 Avant is visibly lighter – 1,865 kg compared to 2,320 kg. The difference is around 455 kg.

Looking at boot space, the Audi A6 Avant offers barely more boot space – 503 L compared to 491 L. That’s a difference of about 12 L.

When it comes to payload, the Aston Martin DBX carries moderately more – 710 kg compared to 570 kg. That’s a difference of about 140 kg.

Who wins the race in the data check?

The Audi A6 Avant is decisively ahead 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 £49,700
A6 Avant

Audi A6 Avant

  • Engine Type Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 204 - 367 HP
  • Consumption L/100km 2.3 - 7.5 L/100km
  • Electric Range 94 - 101 km
Audi A6 Avant
Aston Martin DBX

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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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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Audi A6 Avant
Aston Martin DBX

Costs and Consumption

Price
49,700 - 70,200 £
Price
168,900 - 213,400 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
323 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
2,320 kg
Trunk capacity
404 - 503 L
Trunk capacity
491 L
Length
-
Length
-
Width
1,875 mm
Width
1,998 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
710 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 367 HP
Power HP
707 - 727 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
900 Nm
Number of Cylinders
4 - 6
Number of Cylinders
8
Power kW
150 - 270 kW
Power kW
520 - 535 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
3,982 cm3

General

Model Year
2025
Model Year
2,022 - 2,025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
G
Brand
Audi
Brand
Aston Martin
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.