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Audi A6 Limousine vs BMW i5 comparison

Compare performance (367 HP vs 601 HP), boot space and price (47,600 £ vs 60,200 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Limousine or BMW i5?

Audi A6 Limousine vs BMW i5: Key differences

Audi A6 Limousine

  • visibly cheaper
  • a bit lighter
  • barely more trunk space

BMW i5

  • noticeably more power
  • substantially more electric range
  • clearly quicker 0–100 km/h

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

A6 Limousine

Costs and Efficiency:

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

Audi A6 Limousine is visibly cheaper – starting at 47,600 £ , while the BMW i5 costs 60,200 £ . That’s a price difference of around 12,600 £.

As for electric range, the BMW i5 offers substantially more range – reaching up to 627 km, about 522 km more than the Audi A6 Limousine.

i5

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the BMW i5 offers noticeably more power – delivering 601 HP compared to 367 HP. That’s roughly 234 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW i5 is clearly quicker – completing the sprint in 3.8 s, while the Audi A6 Limousine takes 4.7 s. That’s about 0.9 s quicker.

Looking at top speed, the Audi A6 Limousine is only slightly faster – reaching 250 km/h, while the BMW i5 tops out at 230 km/h. The difference is around 20 km/h.

There’s also a difference in torque: the BMW i5 delivers clearly more torque with 820 Nm compared to 580 Nm. That’s about 240 Nm more.

A6 Limousine

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 terms of curb weight, Audi A6 Limousine is a bit lighter – 1,845 kg compared to 2,195 kg. The difference is around 350 kg.

Looking at boot space, the Audi A6 Limousine offers barely more boot space – 492 L compared to 490 L. That’s a difference of about 2 L.

When it comes to payload, the Audi A6 Limousine carries slightly more – 625 kg compared to 545 kg. That’s a difference of about 80 kg.

Who wins the race in the data check?

The BMW i5 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 £60,200
i5

BMW i5

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 340 - 601 HP
  • Consumption kWh/100km : 14.7 - 17.1 kWh/100km
  • Electric Range : 540 - 627 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 i5

The BMW i5 swaps predictable executive-car manners for a confident electric vibe, marrying refined comfort with surprisingly engaging steering. It’s a practical choice that doesn’t feel dull, offering the kind of clean, premium experience that makes commuting feel like a small indulgence.

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Audi A6 Limousine
BMW i5

Costs and Consumption
Price
47,600 - 68,100 £
Price
60,200 - 85,300 £
Consumption L/100km
2.2 - 6.9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
14.7 - 17.1 kWh/100km
Electric Range
97 - 105 km
Electric Range
540 - 627 km
Battery Capacity
-
Battery Capacity
81.2 kWh
co2
49 - 157 g/km
co2
0 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
4
Doors
4
Curb weight
1,845 - 2,220 kg
Curb weight
2,195 - 2,370 kg
Trunk capacity
354 - 492 L
Trunk capacity
490 L
Length
4,999 mm
Length
5,060 mm
Width
1,875 mm
Width
1,900 mm
Height
1,452 mm
Height
1,505 - 1,515 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 625 kg
Payload
525 - 545 kg

Engine and Performance
Engine Type
Petrol, Diesel MHEV, Petrol MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 367 HP
Power HP
340 - 601 HP
Acceleration 0-100km/h
4.7 - 8.2 s
Acceleration 0-100km/h
3.8 - 6 s
Max Speed
243 - 250 km/h
Max Speed
193 - 230 km/h
Torque
340 - 580 Nm
Torque
430 - 820 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
250 - 442 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
-

General
Model Year
2,025
Model Year
2,023 - 2,024
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
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.