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Audi A6 Limousine vs BMW 4 Series Convertible comparison

Compare performance (367 HP vs 530 HP), boot space and price (47,600 £ vs 52,100 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Limousine or BMW 4 Series Convertible?

Audi A6 Limousine vs BMW 4 Series Convertible: Key differences

Audi A6 Limousine

  • only slightly cheaper
  • substantially more efficient
  • markedly more trunk space
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BMW 4 Series Convertible

  • clearly more power
  • markedly quicker 0–100 km/h
  • only slightly lighter
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By Achim Sedelmaier

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

A6 Limousine

Costs and Efficiency:

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

Audi A6 Limousine is only slightly cheaper – starting at 47,600 £ , while the BMW 4 Series Convertible costs 52,100 £ . That’s a price difference of around 4,543 £.

Fuel consumption also shows a difference: the Audi A6 Limousine uses 2.2 L/100km and is substantially more efficient than the BMW 4 Series Convertible with 5.2 L/100km. The difference is about 3 L/100km.

4 Series Convertible

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 4 Series Convertible offers clearly more power – delivering 530 HP compared to 367 HP. That’s roughly 163 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Convertible is markedly quicker – completing the sprint in 3.7 s, while the Audi A6 Limousine takes 4.7 s. That’s about 1 s quicker.

There’s also a difference in torque: the BMW 4 Series Convertible delivers a bit more torque with 700 Nm compared to 580 Nm. That’s about 120 Nm more.

A6 Limousine

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.

Seats: Audi A6 Limousine offers more seats – 5 vs 4.

In terms of curb weight, BMW 4 Series Convertible is only slightly lighter – 1,765 kg compared to 1,845 kg. The difference is around 80 kg.

Looking at boot space, the Audi A6 Limousine offers markedly more boot space – 492 L compared to 385 L. That’s a difference of about 107 L.

When it comes to payload, the Audi A6 Limousine carries visibly more – 625 kg compared to 420 kg. That’s a difference of about 205 kg.

Who wins the race in the data check?

The Audi A6 Limousine 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.

from £47,600
A6 Limousine

Audi A6 Limousine

  • Engine Type : Petrol, Diesel MHEV, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 204 - 367 HP
  • Consumption L/100km : 2.2 - 7.3 L/100km
  • Electric Range : 97 - 105 km
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Audi A6 Limousine

The Audi A6 cuts a clean, purposeful silhouette with an interior that feels like a quiet, high-tech office on wheels—luxurious materials and clever gadgets make long journeys surprisingly pleasant. It balances composed, confident driving with enough flair to keep you entertained, making it a sensible choice for buyers who want executive polish without showing off.

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BMW 4 Series Convertible

The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.

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Audi A6 Limousine
BMW 4 Series Convertible

Costs and Consumption
Price
47,600 - 68,100 £
Price
52,100 - 96,600 £
Consumption L/100km
2.2 - 7.3 L/100km
Consumption L/100km
5.2 - 10.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
97 - 105 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
49 - 166 g/km
co2
136 - 231 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Convertible
Seats
5
Seats
4
Doors
-
Doors
-
Curb weight
1,845 - 2,220 kg
Curb weight
1,765 - 2,055 kg
Trunk capacity
354 - 492 L
Trunk capacity
385 L
Length
-
Length
-
Width
1,875 mm
Width
1,852 - 1,887 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 625 kg
Payload
345 - 420 kg

Engine and Performance
Engine Type
Petrol, Diesel MHEV, Petrol MHEV, Plugin Hybrid
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
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
184 - 530 HP
Acceleration 0-100km/h
4.7 - 8.2 s
Acceleration 0-100km/h
3.7 - 8.2 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
300 - 700 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
150 - 270 kW
Power kW
135 - 390 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,995 - 2,998 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
E, F, G
Brand
Audi
Brand
BMW
What drivetrain options does the Audi A6 Limousine have?

Available configurations include Front-Wheel Drive or 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.