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Audi A5 Avant vs BMW X4 comparison

Compare performance (639 HP vs 510 HP), boot space and price (41,600 £ vs 51,900 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Avant or BMW X4?

Audi A5 Avant vs BMW X4: Key differences

Audi A5 Avant

4.4 (1 Reviews)
rate
  • clearly cheaper
  • noticeably more power
  • substantially more efficient
  • barely quicker 0–100 km/h
  • only slightly lighter
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BMW X4

  • only slightly more trunk space
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

A5 Avant

Costs and Efficiency:

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

Audi A5 Avant is clearly cheaper – starting at 41,600 £ , while the BMW X4 costs 51,900 £ . That’s a price difference of around 10,243 £.

Fuel consumption also shows a difference: the Audi A5 Avant uses 2.1 L/100km and is substantially more efficient than the BMW X4 with 6 L/100km. The difference is about 3.9 L/100km.

X4

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 Audi A5 Avant offers noticeably more power – delivering 639 HP compared to 510 HP. That’s roughly 129 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Avant is barely quicker – completing the sprint in 3.7 s, while the BMW X4 takes 3.8 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Audi A5 Avant delivers a bit more torque with 825 Nm compared to 700 Nm. That’s about 125 Nm more.

A5 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 terms of curb weight, Audi A5 Avant is only slightly lighter – 1,785 kg compared to 1,875 kg. The difference is around 90 kg.

Looking at boot space, the BMW X4 offers only slightly more boot space – 525 L compared to 476 L. That’s a difference of about 49 L.

When it comes to payload, the BMW X4 carries marginally more – 545 kg compared to 535 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The Audi A5 Avant 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 £41,600
A5 Avant

Audi A5 Avant

  • Engine Type Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 150 - 639 HP
  • Consumption L/100km 2.1 - 7.7 L/100km
  • Electric Range 83 - 108 km
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Frequently compared as well

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A5 Avant

The Audi A5 Avant dresses like a sleek coupe but carries like a sensible estate, offering buyers a rare blend of glamour and everyday practicality. Inside, the cabin feels beautifully sorted and the drive is composed and engaging, making routine errands feel a touch more enjoyable than they have any right to be.

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Reviews Audi A5 Avant

4.4 (1 Reviews)
rate
Hje
10 May 2026, 10:01:51

I do a lot of highway and generally long distance driving where A5 is superior to BMW 3.

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

BMW X4

The BMW X4 blends coupe-like styling with SUV practicality, giving you a striking profile that never lets you disappear into traffic. It feels planted and keen behind the wheel, and for buyers who crave personality without sacrificing everyday usability, it’s a compelling and slightly mischievous choice.

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Reviews BMW X4

No reviews yet. Share your experience and help others decide.

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BMW X4

Costs and Consumption
Price
41,600 - 92,400 £
Price
51,900 - 93,000 £
Consumption L/100km
2.1 - 7.7 L/100km
Consumption L/100km
6 - 10.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
83 - 108 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
47 - 175 g/km
co2
156 - 244 g/km
Fuel tank capacity
-
Fuel tank capacity
65 - 68 L

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,785 - 2,445 kg
Curb weight
1,875 - 2,095 kg
Trunk capacity
361 - 476 L
Trunk capacity
525 L
Length
-
Length
4,751 - 4,754 mm
Width
1,860 - 1,952 mm
Width
1,918 - 1,938 mm
Height
-
Height
1,620 - 1,621 mm
Max trunk capacity
-
Max trunk capacity
1,430 L
Payload
480 - 535 kg
Payload
415 - 545 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Petrol MHEV, Diesel MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
150 - 639 HP
Power HP
184 - 510 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
3.8 - 8.4 s
Max Speed
-
Max Speed
213 - 250 km/h
Torque
280 - 825 Nm
Torque
300 - 700 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
110 - 470 kW
Power kW
135 - 375 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,995 - 2,998 cm3

General
Model Year
2,025 - 2,026
Model Year
2,023 - 2,024
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
F, G
Brand
Audi
Brand
BMW
What drive types are available for the Audi A5 Avant?

Available configurations include All-Wheel Drive or Front-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.