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Audi A6 Avant vs SEAT Leon SP Sportstourer comparison

Compare performance (367 HP vs 272 HP), boot space and price (49,700 £ vs 25,800 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or SEAT Leon SP Sportstourer?

Audi A6 Avant vs SEAT Leon SP Sportstourer: Key differences

Audi A6 Avant

  • visibly more power
  • clearly quicker 0–100 km/h
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SEAT Leon SP Sportstourer

  • clearly cheaper
  • considerably more efficient
  • markedly more electric range
  • markedly lighter
  • moderately more trunk space
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By Achim Sedelmaier

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

A6 Avant

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

SEAT Leon SP Sportstourer is clearly cheaper – starting at 25,800 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 23,880 £.

Fuel consumption also shows a difference: the SEAT Leon SP Sportstourer uses 1.3 L/100km and is considerably more efficient than the Audi A6 Avant with 2.3 L/100km. The difference is about 1 L/100km.

As for electric range, the SEAT Leon SP Sportstourer offers markedly more range – reaching up to 131 km, about 30 km more than the Audi A6 Avant.

Leon SP Sportstourer

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 Audi A6 Avant offers visibly more power – delivering 367 HP compared to 272 HP. That’s roughly 95 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 Avant is clearly quicker – completing the sprint in 4.7 s, while the SEAT Leon SP Sportstourer takes 7.9 s. That’s about 3.2 s quicker.

There’s also a difference in torque: the Audi A6 Avant delivers clearly more torque with 580 Nm compared to 360 Nm. That’s about 220 Nm more.

A6 Avant

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, SEAT Leon SP Sportstourer is markedly lighter – 1,384 kg compared to 1,865 kg. The difference is around 481 kg.

Looking at boot space, the SEAT Leon SP Sportstourer offers moderately more boot space – 620 L compared to 503 L. That’s a difference of about 117 L.

When it comes to payload, the Audi A6 Avant carries very slightly more – 570 kg compared to 569 kg. That’s a difference of about 1 kg.

Who wins the race in the data check?

The SEAT Leon SP Sportstourer 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 £25,800
Leon SP Sportstourer

SEAT Leon SP Sportstourer

  • Engine Type : Petrol, Petrol MHEV, Plugin Hybrid, Diesel
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 115 - 272 HP
  • Consumption L/100km : 1.3 - 5.6 L/100km
  • Electric Range : 131 km
Audi A6 Avant
SEAT Leon SP Sportstourer

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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SEAT Leon SP Sportstourer

The SEAT Leon Sportstourer blends sporty hatchback looks with estate practicality, giving buyers a sleek wagon that doesn't look like it's trying too hard to be sensible. Its cabin feels modern and well thought‑out, with clever storage and a driving character that keeps the journey entertaining — a smart choice for families who don't want to surrender style for space.

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Audi A6 Avant
SEAT Leon SP Sportstourer

Costs and Consumption

Price
49,700 - 70,200 £
Price
25,800 - 38,300 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
1.3 - 5.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
131 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
28 - 128 g/km
Fuel tank capacity
-
Fuel tank capacity
45 L

Dimensions and Body

Body Type
Estate
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,865 - 2,240 kg
Curb weight
1,384 - 1,708 kg
Trunk capacity
404 - 503 L
Trunk capacity
470 - 620 L
Length
-
Length
4,642 mm
Width
1,875 mm
Width
1,799 mm
Height
-
Height
1,437 - 1,450 mm
Max trunk capacity
-
Max trunk capacity
1,600 L
Payload
535 - 570 kg
Payload
422 - 569 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol, Petrol MHEV, Plugin Hybrid, Diesel
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
204 - 367 HP
Power HP
115 - 272 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
7.9 - 10.8 s
Max Speed
-
Max Speed
197 - 218 km/h
Torque
340 - 580 Nm
Torque
220 - 360 Nm
Number of Cylinders
4 - 6
Number of Cylinders
3 - 4
Power kW
150 - 270 kW
Power kW
85 - 200 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,498 - 1,968 cm3

General

Model Year
2025
Model Year
2,024 - 2,026
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
D, B
Brand
Audi
Brand
SEAT
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.