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Aston Martin DBX vs Bentley Bentayga comparison

Compare performance (727 HP vs 550 HP), boot space and price (168,900 £ vs 177,300 £ ) at a glance. Find out which car is the better choice for you – Aston Martin DBX or Bentley Bentayga?

Aston Martin DBX vs Bentley Bentayga: Key differences

Aston Martin DBX

  • barely cheaper
  • noticeably more power
  • visibly quicker 0–100 km/h
  • marginally lighter
  • only slightly more trunk space
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Bentley Bentayga

  • marginally more efficient
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By Achim Sedelmaier

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

DBX

Costs and Efficiency:

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

Aston Martin DBX is barely cheaper – starting at 168,900 £ , while the Bentley Bentayga costs 177,300 £ . That’s a price difference of around 8,400 £.

Fuel consumption also shows a difference: the Bentley Bentayga uses 13 L/100km and is marginally more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 1.2 L/100km.

Bentayga

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 noticeably more power – delivering 727 HP compared to 550 HP. That’s roughly 177 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is visibly quicker – completing the sprint in 3.3 s, while the Bentley Bentayga takes 4.5 s. That’s about 1.2 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers a bit more torque with 900 Nm compared to 770 Nm. That’s about 130 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, Aston Martin DBX is marginally lighter – 2,320 kg compared to 2,415 kg. The difference is around 95 kg.

Looking at boot space, the Aston Martin DBX offers only slightly more boot space – 491 L compared to 484 L. That’s a difference of about 7 L.

When it comes to payload, the Bentley Bentayga carries a bit more – 835 kg compared to 710 kg. That’s a difference of about 125 kg.

Who wins the race in the data check?

The Aston Martin DBX 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 £168,900
DBX

Aston Martin DBX

  • Engine Type Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 707 - 727 HP
  • Consumption L/100km 14.2 L/100km
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Aston Martin DBX
Bentley Bentayga

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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Bentley Bentayga

The Bentley Bentayga wraps top-tier luxury and SUV practicality into one impeccably finished package, with a hushed cabin and amenities that pamper both driver and passengers. It’s the sort of car that signals success with understatement — a tailored suit on wheels that makes long drives feel like first-class travel.

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Aston Martin DBX
Bentley Bentayga

Costs and Consumption
Price
168,900 - 213,400 £
Price
177,300 - 230,400 £
Consumption L/100km
14.2 L/100km
Consumption L/100km
13 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
50 km
Battery Capacity
-
Battery Capacity
17.3 kWh
co2
323 g/km
co2
294 g/km
Fuel tank capacity
-
Fuel tank capacity
75 - 85 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
-
Doors
5
Curb weight
2,320 kg
Curb weight
2,415 - 2,514 kg
Trunk capacity
491 L
Trunk capacity
484 L
Length
-
Length
5,125 - 5,305 mm
Width
1,998 mm
Width
1,998 mm
Height
-
Height
1,728 mm
Max trunk capacity
-
Max trunk capacity
1,774 L
Payload
710 kg
Payload
736 - 835 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
707 - 727 HP
Power HP
462 - 550 HP
Acceleration 0-100km/h
3.3 s
Acceleration 0-100km/h
4.5 - 5.3 s
Max Speed
-
Max Speed
254 - 290 km/h
Torque
900 Nm
Torque
700 - 770 Nm
Number of Cylinders
8
Number of Cylinders
6 - 8
Power kW
520 - 535 kW
Power kW
340 - 404 kW
Engine capacity
3,982 cm3
Engine capacity
2,995 - 3,996 cm3

General
Model Year
2,022 - 2,025
Model Year
2,020 - 2,022
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Aston Martin
Brand
Bentley
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.