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BMW iX vs Hyundai IONIQ 9 comparison

Compare performance (659 HP vs 428 HP), boot space and price (71,600 £ vs 58,700 £ ) at a glance. Find out which car is the better choice for you – BMW iX or Hyundai IONIQ 9?

BMW iX vs Hyundai IONIQ 9: Key differences

BMW iX

4.1 (2 Reviews)
rate
  • clearly more power
  • slightly more efficient
  • somewhat more electric range
  • visibly quicker 0–100 km/h
  • very slightly lighter
  • noticeably more trunk space
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Hyundai IONIQ 9

  • visibly cheaper
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

iX

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 visibly cheaper – starting at 58,700 £ , while the BMW iX costs 71,600 £ . That’s a price difference of around 12,857 £.

In terms of energy consumption, the BMW iX is slightly more efficient: consuming 17.8 kWh/100km compared to 19.9 kWh/100km for the Hyundai IONIQ 9. That’s a difference of about 2.1 kWh/100km.

As for electric range, the BMW iX offers somewhat more range – reaching up to 701 km, about 81 km more than the Hyundai IONIQ 9.

IONIQ 9

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 BMW iX offers clearly more power – delivering 659 HP compared to 428 HP. That’s roughly 231 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW iX is visibly quicker – completing the sprint in 3.8 s, while the Hyundai IONIQ 9 takes 5.2 s. That’s about 1.4 s quicker.

There’s also a difference in torque: the BMW iX delivers visibly more torque with 1,015 Nm compared to 700 Nm. That’s about 315 Nm more.

iX

Space and Everyday Use:

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

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

In terms of curb weight, BMW iX is very slightly lighter – 2,525 kg compared to 2,594 kg. The difference is around 69 kg.

Looking at boot space, the BMW iX offers noticeably more boot space – 500 L compared to 338 L. That’s a difference of about 162 L.

When it comes to payload, the Hyundai IONIQ 9 carries slightly more – 643 kg compared to 575 kg. That’s a difference of about 68 kg.

Who wins the race in the data check?

The BMW iX is decisively 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 £71,600
iX

BMW iX

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 408 - 659 HP
  • Consumption kWh/100km : 17.8 - 20.6 kWh/100km
  • Electric Range : 600 - 701 km
BMW iX
Hyundai IONIQ 9

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW iX

The BMW iX arrives like a tech-rich luxury SUV that refuses to shout, offering a serene yet authoritative road presence that suits both city commutes and long-distance cruising. Inside, its minimalist cabin wraps high-quality materials and clever interfaces around a driver-focused layout, making it feel more like a forward-thinking lounge than just another electric appliance — and yes, it still delivers the dynamic driving character you'd expect from a BMW.

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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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BMW iX
Hyundai IONIQ 9

Costs and Consumption

Price
71,600 - 108,400 £
Price
58,700 - 74,400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Consumption kWh/100km
19.9 - 20.6 kWh/100km
Electric Range
600 - 701 km
Electric Range
600 - 620 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
SUV
Seats
5
Seats
7
Doors
-
Doors
-
Curb weight
2,525 - 2,655 kg
Curb weight
2,594 - 2,689 kg
Trunk capacity
500 L
Trunk capacity
338 L
Length
-
Length
-
Width
1,970 mm
Width
1,980 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 575 kg
Payload
586 - 643 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
408 - 659 HP
Power HP
218 - 428 HP
Acceleration 0-100km/h
3.8 - 5.1 s
Acceleration 0-100km/h
5.2 - 9.4 s
Max Speed
-
Max Speed
-
Torque
700 - 1,015 Nm
Torque
350 - 700 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
300 - 485 kW
Power kW
160 - 315 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BMW
Brand
Hyundai
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.