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Audi A4 Avant vs Hyundai IONIQ 9 comparison

Compare performance (470 HP vs 428 HP), boot space and price (37,200 £ vs 59,900 £ ) at a glance. Find out which car is the better choice for you – Audi A4 Avant or Hyundai IONIQ 9?

Audi A4 Avant vs Hyundai IONIQ 9: Key differences

Audi A4 Avant

5 (1 Reviews)
rate
  • clearly cheaper
  • only slightly more power
  • clearly quicker 0–100 km/h
  • substantially lighter
  • clearly more trunk space
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Hyundai IONIQ 9

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By Achim Sedelmaier

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

A4 Avant

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Audi A4 Avant is clearly cheaper – starting at 37,200 £ , while the Hyundai IONIQ 9 costs 59,900 £ . That’s a price difference of around 22,629 £.

IONIQ 9

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 A4 Avant offers only slightly more power – delivering 470 HP compared to 428 HP. That’s roughly 42 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A4 Avant is clearly quicker – completing the sprint in 3.7 s, while the Hyundai IONIQ 9 takes 5.2 s. That’s about 1.5 s quicker.

There’s also a difference in torque: the Hyundai IONIQ 9 delivers a bit more torque with 700 Nm compared to 600 Nm. That’s about 100 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.

Seats: Hyundai IONIQ 9 offers more seats – 7 vs 5.

In terms of curb weight, Audi A4 Avant is substantially lighter – 1,595 kg compared to 2,594 kg. The difference is around 999 kg.

Looking at boot space, the Audi A4 Avant offers clearly more boot space – 495 L compared to 338 L. That’s a difference of about 157 L.

When it comes to payload, the Hyundai IONIQ 9 carries somewhat more – 643 kg compared to 565 kg. That’s a difference of about 78 kg.

Who wins the race in the data check?

The Audi A4 Avant comes out clearly ahead 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 £37,200
A4 Avant

Audi A4 Avant

  • Engine Type Diesel MHEV, Petrol MHEV, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 136 - 470 HP
  • Consumption L/100km 4.8 - 9.7 L/100km
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Hyundai IONIQ 9

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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Reviews Audi A4 Avant

5 (1 Reviews)
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Hyundai IONIQ 9

The Hyundai IONIQ 9 is a bold step forward in the automotive world, combining cutting-edge electric technology with a sleek and modern design. This model stands out with its spacious interior and advanced features, ensuring both comfort and convenience for drivers and passengers alike. As Hyundai pushes the envelope in eco-friendly innovation, the IONIQ 9 represents the future of sustainable driving with its impressive range and performance capabilities.

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Reviews Hyundai IONIQ 9

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Hyundai IONIQ 9

Costs and Consumption
Price
37,200 - 122,500 £
Price
59,900 - 75,500 £
Consumption L/100km
4.8 - 9.7 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
19.9 - 20.6 kWh/100km
Electric Range
-
Electric Range
600 - 620 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 220 g/km
co2
0 g/km
Fuel tank capacity
40 - 58 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
7
Doors
5
Doors
-
Curb weight
1,595 - 1,820 kg
Curb weight
2,594 - 2,689 kg
Trunk capacity
495 L
Trunk capacity
338 L
Length
4,750 - 4,782 mm
Length
-
Width
1,842 - 1,866 mm
Width
1,980 mm
Height
1,428 - 1,493 mm
Height
-
Max trunk capacity
1,495 L
Max trunk capacity
-
Payload
510 - 565 kg
Payload
586 - 643 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
136 - 470 HP
Power HP
218 - 428 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
5.2 - 9.4 s
Max Speed
210 - 300 km/h
Max Speed
-
Torque
270 - 600 Nm
Torque
350 - 700 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
100 - 346 kW
Power kW
160 - 315 kW
Engine capacity
1,968 - 2,894 cm3
Engine capacity
-

General
Model Year
2,023 - 2,024
Model Year
2025
CO2 Efficiency Class
E, F, D, G
CO2 Efficiency Class
A
Brand
Audi
Brand
Hyundai
What drivetrain options does the Audi A4 Avant have?

The Audi A4 Avant is available as 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.