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Audi A4 Avant vs Audi A6 Avant comparison

Compare performance (470 HP vs 367 HP), boot space and price (37,200 £ vs 49,700 £ ) at a glance. Find out which car is the better choice for you – Audi A4 Avant or Audi A6 Avant?

Audi A4 Avant vs Audi A6 Avant: Key differences

Audi A4 Avant

  • clearly cheaper
  • noticeably more power
  • markedly quicker 0–100 km/h
  • slightly lighter

Audi A6 Avant

  • significantly more efficient
  • barely more trunk space
A4 Avant

The Battle of the Avants: Audi A4 Avant vs. Audi A6 Avant

In the competitive world of premium wagons, Audi has solidified its place with two remarkable models: the Audi A4 Avant and the Audi A6 Avant. Each brings something unique to the table, catering to different audiences seeking performance, comfort, and innovation. Let's dive deep into the distinct qualities of these two models and evaluate their appeal to automobile enthusiasts.

A6 Avant

Performance and Engine Options

The Audi A4 Avant offers a delightful mix of efficiency and power with a range of diesel and petrol Mild Hybrid Electric Vehicle (MHEV) engines. The power spectrum for the A4 spans from a modest 136 HP to a thrilling 470 HP, complemented by torque ranging from 270 to 600 Nm. There are both four-cylinder and six-cylinder engine variants available, allowing for flexible driving experiences tailored to one's preferences.

In contrast, the Audi A6 Avant steps up the game with even more robust engine choices, including diesel MHEV, petrol MHEV, and a plug-in hybrid option. Its power output starts at 163 HP and scales up to a formidable 630 HP. For the eco-conscious driver, the plug-in hybrid offers an electric range of up to 65 km, making it an excellent choice for those looking to reduce their carbon footprint. Torque levels are equally impressive, peaking at a massive 850 Nm.

A4 Avant

Fuel Efficiency and CO2 Emissions

Both models offer competitive fuel consumption rates; however, the A6 Avant takes a slight edge with its hybrid options, achieving as low as 1.4 L/100km in its plug-in hybrid version. The A4 Avant showcases its practicality with fuel consumption rates starting at 4.8 L/100km, ideal for everyday commutes and long journeys alike.

When it comes to CO2 emissions, the A6 Avant’s plug-in hybrid leads the way with as low as 32 g/km, highlighting Audi’s commitment to sustainability. The A4 Avant offers respectable emissions from 126 g/km upward, which is commendable for its class.

A6 Avant

Interior and Comfort

Inside, both Avants offer comfort and innovative design indicative of Audi's luxurious style. The A4 Avant provides a trunk capacity of 495 liters, while the A6 Avant extends this to a generous 565 liters, perfect for families and the adventurous at heart needing extra cargo space.

The seating capacity for both models is five, ensuring ample space and comfort. Audi has equipped these vehicles with their latest technology interfaces, making sure passengers remain connected and entertained on the go.

A4 Avant

Dimensions and Practicality

The Audi A4 Avant, with its length measuring between 4750 mm and 4782 mm, width ranging from 1842 mm to 1866 mm, and height from 1428 mm to 1493 mm, is slightly more compact, making it ideal for city driving and parking in tighter spaces.

Conversely, the A6 Avant is built for those desiring a larger presence on the road. It spans a length between 4939 mm and 4995 mm, a width ranging from 1886 mm to 1951 mm, and a height of 1450 mm to 1469 mm, offering enhanced space particularly valued on longer journeys.

A6 Avant

Final Thoughts

The choice between the Audi A4 Avant and the Audi A6 Avant ultimately comes down to personal preference and needs. The A4 Avant is perfect for those seeking a blend of agility, efficiency, and performance in a slightly smaller package. Meanwhile, the A6 Avant is the epitome of luxury and power, suitable for those who need a bit more in size, performance, and options such as hybrid technology.

With both models standing strong in their respective rights, the Audi’s Avants do not disappoint, continuing the brand's legacy of excellence and cutting-edge innovation.

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

A4 Avant

Costs and Efficiency:

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

Audi A4 Avant is clearly cheaper – starting at 37,200 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 12,472 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is significantly more efficient than the Audi A4 Avant with 4.8 L/100km. The difference is about 2.5 L/100km.

A6 Avant

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 Audi A4 Avant offers noticeably more power – delivering 470 HP compared to 367 HP. That’s roughly 103 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A4 Avant is markedly quicker – completing the sprint in 3.7 s, while the Audi A6 Avant takes 4.7 s. That’s about 1 s quicker.

Looking at top speed, the Audi A4 Avant is somewhat faster – reaching 300 km/h, while the Audi A6 Avant tops out at 250 km/h. The difference is around 50 km/h.

There’s also a difference in torque: the Audi A4 Avant delivers very slightly more torque with 600 Nm compared to 580 Nm. That’s about 20 Nm more.

A4 Avant

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 A4 Avant is slightly lighter – 1,595 kg compared to 1,865 kg. The difference is around 270 kg.

Looking at boot space, the Audi A6 Avant offers barely more boot space – 503 L compared to 495 L. That’s a difference of about 8 L.

For maximum load capacity, the Audi A6 Avant offers barely more capacity – up to 1,534 L, about 39 L more than the Audi A4 Avant.

When it comes to payload, the Audi A6 Avant carries marginally more – 570 kg compared to 565 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Audi A6 Avant 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 £49,700
A6 Avant

Audi A6 Avant

  • Engine Type : Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 204 - 367 HP
  • Consumption L/100km : 2.3 - 7.5 L/100km
  • Electric Range : 94 - 101 km
Audi A4 Avant
Audi A6 Avant

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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Audi A4 Avant

The Audi A4 Avant blends elegant, understated styling with practical estate versatility, making it a polished choice for drivers who want both poise and generous cargo space. Inside, the cabin feels premium and tech-forward while the composed driving manners turn routine journeys into a quietly satisfying experience—exactly the sensible indulgence buyers will appreciate.

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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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Audi A4 Avant
Audi A6 Avant

Costs and Consumption

Price
37,200 - 122,500 £
Price
49,700 - 70,200 £
Consumption L/100km
4.8 - 9.7 L/100km
Consumption L/100km
2.3 - 7.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
94 - 101 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 220 g/km
co2
53 - 170 g/km
Fuel tank capacity
40 - 58 L
Fuel tank capacity
56 - 60 L

Dimensions and Body

Body Type
Estate
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1,595 - 1,820 kg
Curb weight
1,865 - 2,240 kg
Trunk capacity
495 L
Trunk capacity
404 - 503 L
Length
4,750 - 4,782 mm
Length
4,999 mm
Width
1,842 - 1,866 mm
Width
1,875 mm
Height
1,428 - 1,493 mm
Height
1,472 mm
Max trunk capacity
1,495 L
Max trunk capacity
1,497 - 1,534 L
Payload
510 - 565 kg
Payload
535 - 570 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
136 - 470 HP
Power HP
204 - 367 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
4.7 - 8.3 s
Max Speed
210 - 300 km/h
Max Speed
238 - 250 km/h
Torque
270 - 600 Nm
Torque
340 - 580 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
100 - 346 kW
Power kW
150 - 270 kW
Engine capacity
1,968 - 2,894 cm3
Engine capacity
1,968 - 2,995 cm3

General

Model Year
2,023 - 2,024
Model Year
2,025
CO2 Efficiency Class
E, F, D, G
CO2 Efficiency Class
F, D, E, B
Brand
Audi
Brand
Audi
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.