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Aston Martin DBX vs Audi A5 Sportback comparison

Compare performance (727 HP vs 639 HP), boot space and price (168,900 £ vs 40,200 £ ) at a glance. Find out which car is the better choice for you – Aston Martin DBX or Audi A5 Sportback?

Aston Martin DBX vs Audi A5 Sportback: Key differences

Aston Martin DBX

  • somewhat more power
  • slightly quicker 0–100 km/h
  • markedly more trunk space
details

Audi A5 Sportback

  • clearly cheaper
  • clearly more efficient
  • clearly lighter
details

By Achim Sedelmaier

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

DBX

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Audi A5 Sportback is clearly cheaper – starting at 40,200 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 128,657 £.

Fuel consumption also shows a difference: the Audi A5 Sportback uses 2 L/100km and is clearly more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 12.2 L/100km.

A5 Sportback

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Aston Martin DBX offers somewhat more power – delivering 727 HP compared to 639 HP. That’s roughly 88 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is slightly quicker – completing the sprint in 3.3 s, while the Audi A5 Sportback takes 3.7 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers marginally more torque with 900 Nm compared to 825 Nm. That’s about 75 Nm more.

DBX

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A5 Sportback is clearly lighter – 1,770 kg compared to 2,320 kg. The difference is around 550 kg.

Looking at boot space, the Aston Martin DBX offers markedly more boot space – 491 L compared to 331 L. That’s a difference of about 160 L.

When it comes to payload, the Aston Martin DBX carries clearly more – 710 kg compared to 530 kg. That’s a difference of about 180 kg.

Who wins the race in the data check?

The Audi A5 Sportback is clearly superior 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 £40,200
A5 Sportback

Audi A5 Sportback

  • Engine Type Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 150 - 639 HP
  • Consumption L/100km 2 - 7.6 L/100km
  • Electric Range 84 - 110 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

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Costs and Consumption
Price
168,900 - 213,400 £
Price
40,200 - 91,000 £
Consumption L/100km
14.2 L/100km
Consumption L/100km
2 - 7.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
84 - 110 km
Battery Capacity
-
Battery Capacity
-
co2
323 g/km
co2
45 - 172 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,320 kg
Curb weight
1,770 - 2,430 kg
Trunk capacity
491 L
Trunk capacity
331 L
Length
-
Length
-
Width
1,998 mm
Width
1,860 - 1,952 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
710 kg
Payload
475 - 530 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive, Front-Wheel Drive
Power HP
707 - 727 HP
Power HP
150 - 639 HP
Acceleration 0-100km/h
3.3 s
Acceleration 0-100km/h
3.7 - 9.8 s
Max Speed
-
Max Speed
-
Torque
900 Nm
Torque
280 - 825 Nm
Number of Cylinders
8
Number of Cylinders
4 - 6
Power kW
520 - 535 kW
Power kW
110 - 470 kW
Engine capacity
3,982 cm3
Engine capacity
1,968 - 2,995 cm3

General
Model Year
2,022 - 2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
B, E, F, D
Brand
Aston Martin
Brand
Audi
Is the Aston Martin DBX offered with different drivetrains?

Available configurations include 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.