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Kia EV9 vs Mercedes EQS – Performance, range & efficiency compared

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether Kia EV9 or Mercedes EQS fits your lifestyle better.

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

EV9 @ press.kia.com

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.

Kia EV9 has a clearly advantage in terms of price – it starts at 53100 £, while the Mercedes EQS costs 93900 £. That’s a price difference of around 40766 £.

In terms of energy consumption, the advantage goes to the Mercedes EQS: with 16.50 kWh per 100 km, it’s to a small extent more efficient than the Kia EV9 with 19.50 kWh. That’s a difference of about 3 kWh.

As for range, the Mercedes EQS performs evident better – achieving up to 816 km, about 253 km more than the Kia EV9.

EQS @ group-media.mercedes-benz.com

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 Mercedes EQS has a minimal edge – offering 544 HP compared to 508 HP. That’s roughly 36 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes EQS is barely noticeable quicker – completing the sprint in 4.40 s, while the Kia EV9 takes 4.60 s. That’s about 0.20 s faster.

In terms of top speed, the Kia EV9 performs hardly perceptible better – reaching 220 km/h, while the Mercedes EQS tops out at 210 km/h. The difference is around 10 km/h.

There’s also a difference in torque: Mercedes EQS pulls somewhat stronger with 858 Nm compared to 740 Nm. That’s about 118 Nm difference.

EV9 @ press.kia.com

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: Kia EV9 offers evident more seating capacity – 7 vs 5.

In curb weight, Kia EV9 is barely noticeable lighter – 2392 kg compared to 2545 kg. The difference is around 153 kg.

In terms of boot space, the Mercedes EQS offers convincingly more room – 610 L compared to 333 L. That’s a difference of about 277 L.

In maximum load capacity, the Kia EV9 performs noticeable better – up to 2393 L, which is about 623 L more than the Mercedes EQS.

When it comes to payload, Kia EV9 slight takes the win – 615 kg compared to 565 kg. That’s a difference of about 50 kg.

Who wins the race?

The Kia EV9 proves to be won narrowly and therefore becomes our DriveDuel Champion!
Kia EV9 is the better all-rounder in this comparison.

from about £53,100
KIA_EV9-GTLine-Static_01

Kia EV9

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 204 - 508 HP
  • Consumption kWh/100km : 19.5 - 22.8 kWh
  • Electric Range : 443 - 563 km
details

Kia EV9

5 (1)
rate

The Kia EV9 represents a bold step forward in the automotive world with its distinctive design and futuristic appeal. This all-electric SUV promises to provide a spacious and comfortable cabin experience, making it ideal for families and long journeys. With its emphasis on sustainability and advanced technology, the EV9 aims to redefine the standards for electric vehicles in its category.

details
KIA_EV9-GTLine-Static_01 @ press.kia.com
KIA_EV9-GTLine-Static_03 @ press.kia.com
KIA_EV9-GTLine-Detail_02 @ press.kia.com
KIA_EV9-GTLine-Interior_02 @ press.kia.com
KIA_EV9-GTLine-Interior_01 @ press.kia.com

Mercedes EQS

The Mercedes-Benz EQS redefines luxury in the realm of electric vehicles, combining exceptional comfort with cutting-edge technology. Its sleek and aerodynamic design is a testament to both elegance and efficiency, setting new standards for the brand. Inside, the EQS offers a serene and spacious cabin equipped with the latest advancements, ensuring a refined driving experience.

details
21C0401_005 @ group-media.mercedes-benz.com
21C0401_007 @ group-media.mercedes-benz.com
21C0401_010 @ group-media.mercedes-benz.com
21C0401_012 @ group-media.mercedes-benz.com
21C0400_043 @ group-media.mercedes-benz.com

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Costs and Consumption
Price
53100 - 78000 £
Price
93900 - 123500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.5 - 22.8 kWh
Consumption kWh/100km
16.5 - 17.2 kWh
Electric Range
443 - 563 km
Electric Range
790 - 816 km
Battery Capacity
76.1 - 99.8 kWh
Battery Capacity
118 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
6 - 7
Seats
5
Doors
5
Doors
5
Curb weight
2392 - 2664 kg
Curb weight
2545 - 2655 kg
Trunk capacity
333 L
Trunk capacity
610 L
Length
5010 - 5015 mm
Length
5223 mm
Width
1980 mm
Width
1926 mm
Height
1755 - 1780 mm
Height
1512 mm
Max trunk capacity
2318 - 2393 L
Max trunk capacity
1770 L
Payload
542 - 615 kg
Payload
550 - 565 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, Rear-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
204 - 508 HP
Power HP
360 - 544 HP
Acceleration 0-100km/h
4.6 - 9.4 s
Acceleration 0-100km/h
4.4 - 6.2 s
Max Speed
185 - 220 km/h
Max Speed
210 km/h
Torque
350 - 740 Nm
Torque
568 - 858 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 - 374 kW
Power kW
265 - 400 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2023 - 2025
Model Year
2024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Kia
Brand
Mercedes-Benz

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Is the Kia EV9 offered with different drivetrains?

The Kia EV9 is offered with All-Wheel Drive or Rear-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.