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Hyundai IONIQ 9 vs Mercedes EQB comparison

Compare performance (428 HP vs 292 HP), boot space and price (59,900 £ vs 45,900 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 9 or Mercedes EQB?

Hyundai IONIQ 9 vs Mercedes EQB: Key differences

Hyundai IONIQ 9

  • visibly more power
  • somewhat more electric range
  • somewhat quicker 0–100 km/h
details

Mercedes EQB

4.3 (4 Reviews)
rate
  • noticeably cheaper
  • clearly more efficient
  • markedly lighter
  • markedly more trunk space
details

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

IONIQ 9

Costs and Efficiency:

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

Mercedes EQB is noticeably cheaper – starting at 45,900 £ , while the Hyundai IONIQ 9 costs 59,900 £ . That’s a price difference of around 14,002 £.

In terms of energy consumption, the Mercedes EQB is clearly more efficient: consuming 15.2 kWh/100km compared to 19.9 kWh/100km for the Hyundai IONIQ 9. That’s a difference of about 4.7 kWh/100km.

As for electric range, the Hyundai IONIQ 9 offers somewhat more range – reaching up to 620 km, about 85 km more than the Mercedes EQB.

EQB

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 Hyundai IONIQ 9 offers visibly more power – delivering 428 HP compared to 292 HP. That’s roughly 136 HP more horsepower.

When accelerating from 0 to 100 km/h, the Hyundai IONIQ 9 is somewhat quicker – completing the sprint in 5.2 s, while the Mercedes EQB takes 6.2 s. That’s about 1 s quicker.

There’s also a difference in torque: the Hyundai IONIQ 9 delivers clearly more torque with 700 Nm compared to 520 Nm. That’s about 180 Nm more.

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, Mercedes EQB is markedly lighter – 2,105 kg compared to 2,594 kg. The difference is around 489 kg.

Looking at boot space, the Mercedes EQB offers markedly 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 clearly more – 643 kg compared to 435 kg. That’s a difference of about 208 kg.

Who wins the race in the data check?

The Hyundai IONIQ 9 holds a decisive overall lead 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 £59,900
IONIQ 9

Hyundai IONIQ 9

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 218 - 428 HP
  • Consumption kWh/100km 19.9 - 20.6 kWh/100km
  • Electric Range 600 - 620 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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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

No reviews yet. Share your experience and help others decide.

Mercedes EQB

The Mercedes EQB is an electric compact SUV that dresses Mercedes' premium feel in practical clothing, with flexible seating and a serene, composed ride that turns everyday errands into a small luxury. It won't thrill the enthusiast, but for buyers who want a smart, spacious and well-made EV with tasteful tech and real-world usability, the EQB is a sensible, slightly buttoned-up choice that impresses without shouting.

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Reviews Mercedes EQB

4.3 (4 Reviews)
rate
Stefan
4 Dec 2025, 21:05:57

A bit boring and no longer up-to-date with its slow charging speed...

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Mercedes EQB

Costs and Consumption
Price
59,900 - 75,500 £
Price
45,900 - 58,900 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.9 - 20.6 kWh/100km
Consumption kWh/100km
15.2 - 17.2 kWh/100km
Electric Range
600 - 620 km
Electric Range
468 - 535 km
Battery Capacity
-
Battery Capacity
70.5 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
7
Seats
5
Doors
-
Doors
5
Curb weight
2,594 - 2,689 kg
Curb weight
2,105 - 2,170 kg
Trunk capacity
338 L
Trunk capacity
495 L
Length
-
Length
4,684 mm
Width
1,980 mm
Width
1,834 mm
Height
-
Height
1,654 - 1,689 mm
Max trunk capacity
-
Max trunk capacity
1,710 L
Payload
586 - 643 kg
Payload
435 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
190 - 292 HP
Acceleration 0-100km/h
5.2 - 9.4 s
Acceleration 0-100km/h
6.2 - 8.9 s
Max Speed
-
Max Speed
160 km/h
Torque
350 - 700 Nm
Torque
385 - 520 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
160 - 315 kW
Power kW
140 - 215 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Hyundai
Brand
Mercedes-Benz
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.