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Audi A8 vs BMW X5 comparison

Compare performance (571 HP vs 625 HP), boot space and price (91,400 £ vs 77,100 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or BMW X5?

Audi A8 vs BMW X5: Key differences

Audi A8

5 (1 Reviews)
rate
  • very slightly quicker 0–100 km/h
  • moderately lighter
details

BMW X5

3.6 (1 Reviews)
rate
  • somewhat cheaper
  • marginally more power
  • significantly more efficient
  • clearly more electric range
  • noticeably more trunk space
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

A8

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.

BMW X5 is somewhat cheaper – starting at 77,100 £ , while the Audi A8 costs 91,400 £ . That’s a price difference of around 14,314 £.

Fuel consumption also shows a difference: the BMW X5 uses 3 L/100km and is significantly more efficient than the Audi A8 with 4.6 L/100km. The difference is about 1.6 L/100km.

As for electric range, the BMW X5 offers clearly more range – reaching up to 105 km, about 47 km more than the Audi A8.

X5

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 BMW X5 offers marginally more power – delivering 625 HP compared to 571 HP. That’s roughly 54 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A8 is very slightly quicker – completing the sprint in 3.8 s, while the BMW X5 takes 3.9 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Audi A8 delivers barely more torque with 800 Nm compared to 750 Nm. That’s about 50 Nm more.

A8

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 A8 is moderately lighter – 2,035 kg compared to 2,240 kg. The difference is around 205 kg.

Looking at boot space, the BMW X5 offers noticeably more boot space – 650 L compared to 390 L. That’s a difference of about 260 L.

When it comes to payload, the BMW X5 carries only slightly more – 705 kg compared to 700 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The BMW X5 stands well ahead of its rival 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 £77,100
X5

BMW X5

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 298 - 625 HP
  • Consumption L/100km : 3 - 12.8 L/100km
  • Electric Range : 105 km
Audi A8
BMW X5

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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.

details

BMW X5

The BMW X5 blends athletic handling with a roomy, premium interior, feeling equally at home on twisty country roads and the school-run car park. Its executive-lounge cabin and confident road presence make it a tempting choice for buyers who want comfort, capability and just a little bit of bragging rights.

details
Audi A8
BMW X5

Costs and Consumption

Price
91,400 - 134,900 £
Price
77,100 - 143,500 £
Consumption L/100km
4.6 - 11.5 L/100km
Consumption L/100km
3 - 12.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
58 km
Electric Range
105 km
Battery Capacity
-
Battery Capacity
-
co2
105 - 260 g/km
co2
68 - 289 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,035 - 2,415 kg
Curb weight
2,240 - 2,495 kg
Trunk capacity
390 L
Trunk capacity
500 - 650 L
Length
-
Length
-
Width
1,945 mm
Width
2,004 - 2,015 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 700 kg
Payload
565 - 705 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel MHEV, 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
286 - 571 HP
Power HP
298 - 625 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
3.9 - 6.1 s
Max Speed
-
Max Speed
-
Torque
500 - 800 Nm
Torque
540 - 750 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
210 - 420 kW
Power kW
219 - 460 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
2,993 - 4,395 cm3

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, C
CO2 Efficiency Class
G, B
Brand
Audi
Brand
BMW
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.