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Aston Martin DBX vs Audi A3 Sportback comparison

Compare performance (727 HP vs 400 HP), boot space and price (168,900 £ vs 27,000 £ ) at a glance. Find out which car is the better choice for you – Aston Martin DBX or Audi A3 Sportback?

Aston Martin DBX vs Audi A3 Sportback: Key differences

Aston Martin DBX

  • significantly more power
  • slightly quicker 0–100 km/h
  • markedly more trunk space
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Audi A3 Sportback

4.1 (2 Reviews)
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  • substantially cheaper
  • substantially more efficient
  • substantially lighter
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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 A3 Sportback is substantially cheaper – starting at 27,000 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 141,857 £.

Fuel consumption also shows a difference: the Audi A3 Sportback uses 1.1 L/100km and is substantially more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 13.1 L/100km.

A3 Sportback

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Aston Martin DBX offers significantly more power – delivering 727 HP compared to 400 HP. That’s roughly 327 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 A3 Sportback takes 3.8 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers considerably more torque with 900 Nm compared to 500 Nm. That’s about 400 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 A3 Sportback is substantially lighter – 1,345 kg compared to 2,320 kg. The difference is around 975 kg.

Looking at boot space, the Aston Martin DBX offers markedly more boot space – 491 L compared to 380 L. That’s a difference of about 111 L.

When it comes to payload, the Aston Martin DBX carries visibly more – 710 kg compared to 485 kg. That’s a difference of about 225 kg.

Who wins the race in the data check?

The Audi A3 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 £27,000
A3 Sportback

Audi A3 Sportback

  • Engine Type Petrol, Petrol MHEV, Diesel, Plugin Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 400 HP
  • Consumption L/100km 1.1 - 9.3 L/100km
  • Electric Range 134 - 141 km
Aston Martin DBX
Audi A3 Sportback

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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Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Aston Martin DBX
Audi A3 Sportback

Costs and Consumption

Price
168,900 - 213,400 £
Price
27,000 - 92,900 £
Consumption L/100km
14.2 L/100km
Consumption L/100km
1.1 - 9.3 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
134 - 141 km
Battery Capacity
-
Battery Capacity
-
co2
323 g/km
co2
25 - 211 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
1,345 - 1,685 kg
Trunk capacity
491 L
Trunk capacity
280 - 380 L
Length
-
Length
-
Width
1,998 mm
Width
1,816 - 1,851 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
710 kg
Payload
410 - 485 kg

Engine and Performance

Engine Type
Petrol
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
707 - 727 HP
Power HP
116 - 400 HP
Acceleration 0-100km/h
3.3 s
Acceleration 0-100km/h
3.8 - 10.1 s
Max Speed
-
Max Speed
-
Torque
900 Nm
Torque
220 - 500 Nm
Number of Cylinders
8
Number of Cylinders
4 - 5
Power kW
520 - 535 kW
Power kW
85 - 294 kW
Engine capacity
3,982 cm3
Engine capacity
1,498 - 2,480 cm3

General

Model Year
2,022 - 2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
D, F, E, G, B
Brand
Aston Martin
Brand
Audi
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.