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Hyundai IONIQ 9 vs XPeng X9 comparison

Compare performance (428 HP vs 503 HP), boot space and price (59,900 £ vs 66,500 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 9 or XPeng X9?

Hyundai IONIQ 9 vs XPeng X9: Key differences

Hyundai IONIQ 9

  • slightly cheaper
  • only slightly more efficient
  • only slightly more electric range
  • a bit quicker 0–100 km/h
  • very slightly lighter
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XPeng X9

  • moderately more power
  • clearly more trunk space
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By Achim Sedelmaier

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

IONIQ 9

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.

Hyundai IONIQ 9 is slightly cheaper – starting at 59,900 £ , while the XPeng X9 costs 66,500 £ . That’s a price difference of around 6,643 £.

In terms of energy consumption, the Hyundai IONIQ 9 is only slightly more efficient: consuming 19.9 kWh/100km compared to 20 kWh/100km for the XPeng X9. That’s a difference of about 0.1 kWh/100km.

As for electric range, the Hyundai IONIQ 9 offers only slightly more range – reaching up to 620 km, about 5 km more than the XPeng X9.

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 XPeng X9 offers moderately more power – delivering 503 HP compared to 428 HP. That’s roughly 75 HP more horsepower.

When accelerating from 0 to 100 km/h, the Hyundai IONIQ 9 is a bit quicker – completing the sprint in 5.2 s, while the XPeng X9 takes 5.9 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Hyundai IONIQ 9 delivers very slightly more torque with 700 Nm compared to 640 Nm. That’s about 60 Nm more.

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 7 people.

In terms of curb weight, Hyundai IONIQ 9 is very slightly lighter – 2,594 kg compared to 2,690 kg. The difference is around 96 kg.

Looking at boot space, the XPeng X9 offers clearly more boot space – 721 L compared to 338 L. That’s a difference of about 383 L.

When it comes to payload, the Hyundai IONIQ 9 carries marginally more – 643 kg compared to 610 kg. That’s a difference of about 33 kg.

Who wins the race in the data check?

The XPeng X9 comes out modestly 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 £66,500
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XPeng X9

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 320 - 503 HP
  • Consumption kWh/100km 20 - 20.8 kWh/100km
  • Electric Range 535 - 615 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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XPeng X9

The XPeng X9 is a high-tech electric flagship that blends a roomy, upscale cabin with a sleek, modern design aimed at families and tech-minded drivers. It showcases advanced driver-assistance systems and a sophisticated infotainment setup, delivering a quietly refined and convenient driving experience.

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Reviews XPeng X9

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Hyundai IONIQ 9
XPeng X9

Costs and Consumption
Price
59,900 - 75,500 £
Price
66,500 - 74,200 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.9 - 20.6 kWh/100km
Consumption kWh/100km
20 - 20.8 kWh/100km
Electric Range
600 - 620 km
Electric Range
535 - 615 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
MPV
Seats
7
Seats
7
Doors
-
Doors
-
Curb weight
2,594 - 2,689 kg
Curb weight
2,690 - 2,750 kg
Trunk capacity
338 L
Trunk capacity
721 L
Length
-
Length
-
Width
1,980 mm
Width
1,988 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
586 - 643 kg
Payload
575 - 610 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
218 - 428 HP
Power HP
320 - 503 HP
Acceleration 0-100km/h
5.2 - 9.4 s
Acceleration 0-100km/h
5.9 - 8.2 s
Max Speed
-
Max Speed
-
Torque
350 - 700 Nm
Torque
450 - 640 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
160 - 315 kW
Power kW
235 - 370 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Hyundai
Brand
XPeng
What drivetrain options does the Hyundai IONIQ 9 have?

Available configurations include Rear-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.