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Audi A6 Avant vs BMW 5 Series Saloon - Differences and prices compared

Compare performance (367 HP vs 727 HP), boot space and price (49700 £ vs 50800 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BMW 5 Series Saloon?

Audi A6 Avant

BMW 5 Series Saloon

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

A6 Avant

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A6 Avant has a hardly perceptible advantage in terms of price – it starts at 49700 £ , while the BMW 5 Series Saloon costs 50800 £ . That’s a price difference of around 1114 £.

Fuel consumption also shows a difference: BMW 5 Series Saloon manages with 2.10 L and is therefore minimal more efficient than the Audi A6 Avant with 2.30 L. The difference is about 0.20 L per 100 km.

As for electric range, the BMW 5 Series Saloon performs slight better – achieving up to 105 km, about 4 km more than the Audi A6 Avant.

5 Series Saloon

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 5 Series Saloon has a significantly edge – offering 727 HP compared to 367 HP. That’s roughly 360 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW 5 Series Saloon is distinct quicker – completing the sprint in 3.50 s, while the Audi A6 Avant takes 4.70 s. That’s about 1.20 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 clearly stronger with 1000 Nm compared to 550 Nm. That’s about 450 Nm difference.

A6 Avant

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 curb weight, BMW 5 Series Saloon is hardly perceptible lighter – 1800 kg compared to 1865 kg. The difference is around 65 kg.

In terms of boot space, the BMW 5 Series Saloon offers slight more room – 520 L compared to 503 L. That’s a difference of about 17 L.

When it comes to payload, BMW 5 Series Saloon hardly perceptible takes the win – 600 kg compared to 570 kg. That’s a difference of about 30 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 A6 Avant
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 A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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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 A6 Avant
BMW 5 Series Saloon

Costs and Consumption

Price
49700 - 70200 £
Price
50800 - 123800 £
Consumption L/100km
2.3 - 7.5 L
Consumption L/100km
2.1 - 5.8 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
68 - 105 km
Battery Capacity
-
Battery Capacity
18.6 - 19.4 kWh
co2
53 - 170 g/km
co2
48 - 152 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
60 L

Dimensions and Body

Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1865 - 2240 kg
Curb weight
1800 - 2510 kg
Trunk capacity
404 - 503 L
Trunk capacity
466 - 520 L
Length
4999 mm
Length
5060 - 5096 mm
Width
1875 mm
Width
1900 - 1970 mm
Height
1472 mm
Height
1510 - 1515 mm
Max trunk capacity
1497 - 1534 L
Max trunk capacity
-
Payload
535 - 570 kg
Payload
430 - 600 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 367 HP
Power HP
197 - 727 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
3.5 - 7.5 s
Max Speed
238 - 250 km/h
Max Speed
225 - 250 km/h
Torque
340 - 550 Nm
Torque
330 - 1000 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 8
Power kW
150 - 270 kW
Power kW
145 - 535 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
1995 - 4395 cm3

General

Model Year
2025
Model Year
2023 - 2025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
D, E, B, C
Brand
Audi
Brand
BMW
Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is available as Front-Wheel Drive or 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.