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Audi Q8 vs Bentley Bentayga comparison

Compare performance (640 HP vs 550 HP), boot space and price (77,300 £ vs 177,300 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 or Bentley Bentayga?

Audi Q8 vs Bentley Bentayga: Key differences

Audi Q8

4.9 (1 Reviews)
rate
  • clearly cheaper
  • moderately more power
  • clearly more efficient
  • visibly more electric range
  • markedly quicker 0–100 km/h
  • a bit lighter
  • somewhat more trunk space
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Bentley Bentayga

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By Achim Sedelmaier

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

Q8

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Audi Q8 is clearly cheaper – starting at 77,300 £ , while the Bentley Bentayga costs 177,300 £ . That’s a price difference of around 99,943 £.

Fuel consumption also shows a difference: the Audi Q8 uses 3.9 L/100km and is clearly more efficient than the Bentley Bentayga with 13 L/100km. The difference is about 9.1 L/100km.

As for electric range, the Audi Q8 offers visibly more range – reaching up to 80 km, about 30 km more than the Bentley Bentayga.

Bentayga

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 Audi Q8 offers moderately more power – delivering 640 HP compared to 550 HP. That’s roughly 90 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi Q8 is markedly quicker – completing the sprint in 3.6 s, while the Bentley Bentayga takes 4.5 s. That’s about 0.9 s quicker.

There’s also a difference in torque: the Audi Q8 delivers barely more torque with 850 Nm compared to 770 Nm. That’s about 80 Nm more.

Q8

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 Q8 is a bit lighter – 2,175 kg compared to 2,415 kg. The difference is around 240 kg.

Looking at boot space, the Audi Q8 offers somewhat more boot space – 605 L compared to 484 L. That’s a difference of about 121 L.

When it comes to payload, the Bentley Bentayga carries markedly more – 835 kg compared to 665 kg. That’s a difference of about 170 kg.

Who wins the race in the data check?

The Audi Q8 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 £77,300
Q8

Audi Q8

  • Engine Type Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 231 - 640 HP
  • Consumption L/100km 3.9 - 13.1 L/100km
  • Electric Range 80 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi Q8

The Audi Q8 wraps coupe-like flair around a burly SUV stance, serving up a cabin dressed in premium materials and smart tech that puts comfort and swagger front and center. It’s composed and comfortable on long runs yet happy to play when asked, making it a tempting choice for buyers who want head-turning looks without surrendering everyday practicality.

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Reviews Audi Q8

4.9 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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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Reviews Bentley Bentayga

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Audi Q8
Bentley Bentayga

Costs and Consumption
Price
77,300 - 137,100 £
Price
177,300 - 230,400 £
Consumption L/100km
3.9 - 13.1 L/100km
Consumption L/100km
13 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
80 km
Electric Range
50 km
Battery Capacity
-
Battery Capacity
17.3 kWh
co2
88 - 297 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
2,175 - 2,490 kg
Curb weight
2,415 - 2,514 kg
Trunk capacity
439 - 605 L
Trunk capacity
484 L
Length
-
Length
5,125 - 5,305 mm
Width
1,995 - 2,007 mm
Width
1,998 mm
Height
-
Height
1,728 mm
Max trunk capacity
-
Max trunk capacity
1,774 L
Payload
620 - 665 kg
Payload
736 - 835 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
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
231 - 640 HP
Power HP
462 - 550 HP
Acceleration 0-100km/h
3.6 - 7.1 s
Acceleration 0-100km/h
4.5 - 5.3 s
Max Speed
-
Max Speed
254 - 290 km/h
Torque
500 - 850 Nm
Torque
700 - 770 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
170 - 471 kW
Power kW
340 - 404 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
2,995 - 3,996 cm3

General
Model Year
2025
Model Year
2,020 - 2,022
CO2 Efficiency Class
G, B
CO2 Efficiency Class
G
Brand
Audi
Brand
Bentley
What drivetrain options does the Audi Q8 have?

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.