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Audi A6 Avant vs BMW XM comparison

Compare performance (381 HP vs 748 HP), boot space and price (49,700 £ vs 116,100 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BMW XM?

Audi A6 Avant vs BMW XM: Key differences

Audi A6 Avant

  • considerably cheaper
  • clearly more efficient
  • considerably more electric range
  • clearly lighter
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BMW XM

4.7 (1 Reviews)
rate
  • considerably more power
  • visibly quicker 0–100 km/h
  • very slightly more trunk space
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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 is considerably cheaper – starting at 49,700 £ , while the BMW XM costs 116,100 £ . That’s a price difference of around 66,428 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is clearly more efficient than the BMW XM with 4.7 L/100km. The difference is about 2.4 L/100km.

As for electric range, the Audi A6 Avant offers considerably more range – reaching up to 724 km, about 644 km more than the BMW XM.

XM

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 XM offers considerably more power – delivering 748 HP compared to 381 HP. That’s roughly 367 HP more horsepower.

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

There’s also a difference in torque: the BMW XM delivers considerably more torque with 1,000 Nm compared to 580 Nm. That’s about 420 Nm more.

A6 Avant

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: BMW XM offers more seats – 7 vs 5.

In terms of curb weight, Audi A6 Avant is clearly lighter – 1,865 kg compared to 2,695 kg. The difference is around 830 kg.

Looking at boot space, the BMW XM offers very slightly more boot space – 527 L compared to 503 L. That’s a difference of about 24 L.

When it comes to payload, the Audi A6 Avant carries marginally more – 570 kg compared to 525 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The Audi A6 Avant holds a decisive overall lead 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 £49,700
A6 Avant

Audi A6 Avant

  • Engine Type Electric, Petrol, Petrol MHEV, Diesel MHEV, Plug-in Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, Front-Wheel Drive, All-Wheel Drive
  • Power HP 204 - 381 HP
  • Consumption L/100km 2.3 - 7.5 L/100km
  • Consumption kWh/100km 14.5 - 14.8 kWh/100km
  • Electric Range 94 - 724 km
Audi A6 Avant
BMW XM

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis

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 XM

The BMW XM is an unapologetically bold flagship that fuses brash, hyper-styled presence with the kind of luxury that commands attention wherever it goes. Inside it's a leather-clad showpiece loaded with modern tech and a driving personality that blends theatrical muscle with refined grand-tourer composure—ideal for buyers who want drama and comfort in equal measure.

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Audi A6 Avant
BMW XM

Costs and Consumption

Price
49,700 - 70,200 £
Price
116,100 - 159,300 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
4.7 - 5.3 L/100km
Consumption kWh/100km
14.5 - 14.8 kWh/100km
Consumption kWh/100km
-
Electric Range
94 - 724 km
Electric Range
78 - 80 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 170 g/km
co2
105 - 119 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
SUV
Seats
5
Seats
7
Doors
-
Doors
-
Curb weight
1,865 - 2,260 kg
Curb weight
2,695 - 2,795 kg
Trunk capacity
404 - 503 L
Trunk capacity
527 L
Length
-
Length
-
Width
1,875 - 1,923 mm
Width
2,005 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
500 - 570 kg
Payload
505 - 525 kg

Engine and Performance

Engine Type
Electric, Petrol, Petrol MHEV, Diesel MHEV, Plug-in Hybrid
Engine Type
Plug-in Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 381 HP
Power HP
476 - 748 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
3.8 - 5.1 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
700 - 1,000 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6 - 8
Power kW
150 - 280 kW
Power kW
350 - 550 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
2,998 - 4,395 cm3

General

Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
A, F, D, E, B
CO2 Efficiency Class
C, D
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.