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Audi A8 vs BMW 5 Series Saloon - Differences and prices compared

Compare performance (571 HP vs 727 HP), boot space and price (91400 £ vs 50800 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or BMW 5 Series Saloon?

Audi A8

5 (1 Reviews)
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BMW 5 Series Saloon

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

A8

Costs and Efficiency:

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

BMW 5 Series Saloon has a decisively advantage in terms of price – it starts at 50800 £ , while the Audi A8 costs 91400 £ . That’s a price difference of around 40543 £.

Fuel consumption also shows a difference: BMW 5 Series Saloon manages with 2.10 L and is therefore clearly more efficient than the Audi A8 with 4.60 L. The difference is about 2.50 L per 100 km.

As for electric range, the BMW 5 Series Saloon performs clearly better – achieving up to 105 km, about 47 km more than the Audi A8.

5 Series Saloon

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 BMW 5 Series Saloon has a evident edge – offering 727 HP compared to 571 HP. That’s roughly 156 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW 5 Series Saloon is minimal quicker – completing the sprint in 3.50 s, while the Audi A8 takes 3.80 s. That’s about 0.30 s faster.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: BMW 5 Series Saloon pulls to a small extent stronger with 1000 Nm compared to 800 Nm. That’s about 200 Nm difference.

A8

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In curb weight, BMW 5 Series Saloon is somewhat lighter – 1800 kg compared to 2035 kg. The difference is around 235 kg.

In terms of boot space, the BMW 5 Series Saloon offers hardly perceptible more room – 520 L compared to 505 L. That’s a difference of about 15 L.

When it comes to payload, Audi A8 to a small extent takes the win – 700 kg compared to 600 kg. That’s a difference of about 100 kg.

Who wins the race in the data check?

The BMW 5 Series Saloon 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.

Audi A8
BMW 5 Series Saloon

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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from about £50,800
5 Series Saloon

BMW 5 Series Saloon

  • Engine Type : Diesel MHEV, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 197 - 727 HP
  • Consumption L/100km : 2.1 - 5.8 L
  • Electric Range : 68 - 105 km

Audi A8

5 (1 Reviews)
rate

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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BMW 5 Series Saloon

The BMW 5 Series Saloon blends executive poise with a driver's instinct, delivering a supple, refined cabin and a chassis that prefers composed authority over bravado. For buyers who want a grown-up commuter that still enjoys a twisty road, it’s the kind of car that keeps your colleagues impressed and your weekend grin intact.

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Audi A8
BMW 5 Series Saloon

Costs and Consumption

Price
91400 - 134900 £
Price
50800 - 123800 £
Consumption L/100km
4.6 - 11.5 L
Consumption L/100km
2.1 - 5.8 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
58 km
Electric Range
68 - 105 km
Battery Capacity
-
Battery Capacity
18.6 - 19.4 kWh
co2
105 - 260 g/km
co2
48 - 152 g/km
Fuel tank capacity
82 L
Fuel tank capacity
60 L

Dimensions and Body

Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
4
Doors
4
Curb weight
2035 - 2415 kg
Curb weight
1800 - 2510 kg
Trunk capacity
390 - 505 L
Trunk capacity
466 - 520 L
Length
5190 - 5320 mm
Length
5060 - 5096 mm
Width
1945 mm
Width
1900 - 1970 mm
Height
1473 - 1488 mm
Height
1510 - 1515 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 700 kg
Payload
430 - 600 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
286 - 571 HP
Power HP
197 - 727 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
3.5 - 7.5 s
Max Speed
250 km/h
Max Speed
225 - 250 km/h
Torque
500 - 800 Nm
Torque
330 - 1000 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 8
Power kW
210 - 420 kW
Power kW
145 - 535 kW
Engine capacity
2967 - 3996 cm3
Engine capacity
1995 - 4395 cm3

General

Model Year
2025
Model Year
2023 - 2025
CO2 Efficiency Class
G, C
CO2 Efficiency Class
D, E, B, C
Brand
Audi
Brand
BMW
Is the Audi A8 offered with different drivetrains?

The Audi A8 is offered with All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.