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Bentley Bentayga vs Audi A8 comparison

Compare performance (550 HP vs 571 HP), boot space and price (177,300 £ vs 91,400 £ ) at a glance. Find out which car is the better choice for you – Bentley Bentayga or Audi A8?

Bentley Bentayga vs Audi A8: Key differences

Bentley Bentayga

  • slightly more trunk space
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Audi A8

5 (1 Reviews)
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  • significantly cheaper
  • very slightly more power
  • clearly more efficient
  • a bit more electric range
  • a bit quicker 0–100 km/h
  • somewhat lighter
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By Achim Sedelmaier

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

Bentayga

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 A8 is significantly cheaper – starting at 91,400 £ , while the Bentley Bentayga costs 177,300 £ . That’s a price difference of around 85,886 £.

Fuel consumption also shows a difference: the Audi A8 uses 4.6 L/100km and is clearly more efficient than the Bentley Bentayga with 13 L/100km. The difference is about 8.4 L/100km.

As for electric range, the Audi A8 offers a bit more range – reaching up to 58 km, about 8 km more than the Bentley Bentayga.

A8

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 Audi A8 offers very slightly more power – delivering 571 HP compared to 550 HP. That’s roughly 21 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A8 is a bit quicker – completing the sprint in 3.8 s, while the Bentley Bentayga takes 4.5 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Audi A8 delivers only slightly more torque with 800 Nm compared to 770 Nm. That’s about 30 Nm more.

Bentayga

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 A8 is somewhat lighter – 2,035 kg compared to 2,415 kg. The difference is around 380 kg.

Looking at boot space, the Bentley Bentayga offers slightly more boot space – 484 L compared to 390 L. That’s a difference of about 94 L.

When it comes to payload, the Bentley Bentayga carries moderately more – 835 kg compared to 700 kg. That’s a difference of about 135 kg.

Who wins the race in the data check?

The Audi A8 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 £91,400
A8

Audi A8

  • Engine Type Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 286 - 571 HP
  • Consumption L/100km 4.6 - 11.5 L/100km
  • Electric Range 58 km
Bentley Bentayga
Audi A8

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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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Audi A8

The Audi A8 arrives with the kind of quiet authority that makes other limousines feel like they’re trying too hard, offering a cabin wrapped in subtle luxury and tech that never demands attention. For buyers who want composed comfort and discreet status, it’s the sensible splurge that turns daily commutes into a private parade.

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Bentley Bentayga
Audi A8

Costs and Consumption

Price
177,300 - 230,400 £
Price
91,400 - 134,900 £
Consumption L/100km
13 L/100km
Consumption L/100km
4.6 - 11.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
50 km
Electric Range
58 km
Battery Capacity
17.3 kWh
Battery Capacity
-
co2
294 g/km
co2
105 - 260 g/km
Fuel tank capacity
75 - 85 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Sedan
Seats
4 - 5
Seats
5
Doors
5
Doors
-
Curb weight
2,415 - 2,514 kg
Curb weight
2,035 - 2,415 kg
Trunk capacity
484 L
Trunk capacity
390 L
Length
5,125 - 5,305 mm
Length
-
Width
1,998 mm
Width
1,945 mm
Height
1,728 mm
Height
-
Max trunk capacity
1,774 L
Max trunk capacity
-
Payload
736 - 835 kg
Payload
525 - 700 kg

Engine and Performance

Engine Type
Petrol, Plugin Hybrid
Engine Type
Petrol MHEV, Diesel MHEV, 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
462 - 550 HP
Power HP
286 - 571 HP
Acceleration 0-100km/h
4.5 - 5.3 s
Acceleration 0-100km/h
3.8 - 5.9 s
Max Speed
254 - 290 km/h
Max Speed
-
Torque
700 - 770 Nm
Torque
500 - 800 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
340 - 404 kW
Power kW
210 - 420 kW
Engine capacity
2,995 - 3,996 cm3
Engine capacity
2,967 - 3,996 cm3

General

Model Year
2,020 - 2,022
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
G, C
Brand
Bentley
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.