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Audi A3 Limousine vs Audi A7 comparison

Compare performance (400 HP vs 630 HP), boot space and price (27,700 £ vs 55,000 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Limousine or Audi A7?

Audi A3 Limousine vs Audi A7: Key differences

Audi A3 Limousine

  • considerably cheaper
  • visibly lighter
details

Audi A7

  • markedly more power
  • substantially more efficient
  • somewhat quicker 0–100 km/h
  • noticeably more trunk space
details

By Achim Sedelmaier

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

A3 Limousine

Costs and Efficiency:

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

Audi A3 Limousine is considerably cheaper – starting at 27,700 £ , while the Audi A7 costs 55,000 £ . That’s a price difference of around 27,343 £.

Fuel consumption also shows a difference: the Audi A7 uses 1.2 L/100km and is substantially more efficient than the Audi A3 Limousine with 4.4 L/100km. The difference is about 3.2 L/100km.

A7

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 A7 offers markedly more power – delivering 630 HP compared to 400 HP. That’s roughly 230 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A7 is somewhat quicker – completing the sprint in 3.4 s, while the Audi A3 Limousine takes 3.8 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Audi A7 delivers significantly more torque with 850 Nm compared to 500 Nm. That’s about 350 Nm more.

A3 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.

Seats: Audi A3 Limousine offers more seats – 5 vs 4.

In terms of curb weight, Audi A3 Limousine is visibly lighter – 1,345 kg compared to 1,770 kg. The difference is around 425 kg.

Looking at boot space, the Audi A7 offers noticeably more boot space – 535 L compared to 425 L. That’s a difference of about 110 L.

When it comes to payload, the Audi A7 carries a bit more – 600 kg compared to 520 kg. That’s a difference of about 80 kg.

Who wins the race in the data check?

The Audi A7 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 £55,000
A7

Audi A7

  • Engine Type Diesel MHEV, Petrol MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 204 - 630 HP
  • Consumption L/100km 1.2 - 12.2 L/100km
  • Electric Range 67 - 68 km
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Frequently compared as well

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Audi A7
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Limousine

The Audi A3 sedan dresses up compact practicality in clean, premium lines, giving you the feel of an upscale small car with a proper boot. Inside it’s neat, driver-focused and nicely finished — a sensible, enjoyable daily companion that prefers poise over showy theatrics.

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Reviews Audi A3 Limousine

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Audi A7

The Audi A7 wraps elegant fastback lines around a sumptuous, tech-packed cabin that turns everyday drives into something a bit more special. It strikes a polished balance between relaxed comfort and engaging poise, so you’ll enjoy long cruises and spirited backroad runs while arriving in unmistakable style.

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Reviews Audi A7

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Audi A3 Limousine
Audi A7

Costs and Consumption
Price
27,700 - 94,300 £
Price
55,000 - 117,900 £
Consumption L/100km
4.4 - 9.2 L/100km
Consumption L/100km
1.2 - 12.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
67 - 68 km
Battery Capacity
-
Battery Capacity
14.4 kWh
co2
115 - 208 g/km
co2
28 - 276 g/km
Fuel tank capacity
-
Fuel tank capacity
52 - 73 L

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
4
Doors
-
Doors
5
Curb weight
1,345 - 1,640 kg
Curb weight
1,770 - 2,150 kg
Trunk capacity
321 - 425 L
Trunk capacity
380 - 535 L
Length
-
Length
4,969 - 5,009 mm
Width
1,816 - 1,851 mm
Width
1,908 - 1,950 mm
Height
-
Height
1,422 - 1,424 mm
Max trunk capacity
-
Max trunk capacity
1,235 - 1,390 L
Payload
415 - 520 kg
Payload
510 - 600 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Front-Wheel Drive
Power HP
116 - 400 HP
Power HP
204 - 630 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
3.4 - 8.1 s
Max Speed
-
Max Speed
245 - 280 km/h
Torque
220 - 500 Nm
Torque
370 - 850 Nm
Number of Cylinders
4 - 5
Number of Cylinders
4 - 8
Power kW
85 - 294 kW
Power kW
150 - 463 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
1,968 - 3,996 cm3

General
Model Year
2,025 - 2,026
Model Year
2,023 - 2,024
CO2 Efficiency Class
D, C, E, G
CO2 Efficiency Class
E, F, B, G
Brand
Audi
Brand
Audi
What drive types are available for the Audi A3 Limousine?

The Audi A3 Limousine is available as 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.