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Kia EV6 vs Mercedes EQS comparison

Compare performance (609 HP vs 544 HP), boot space and price (38,600 £ vs 93,900 £ ) at a glance. Find out which car is the better choice for you – Kia EV6 or Mercedes EQS?

Kia EV6 vs Mercedes EQS: Key differences

Kia EV6

5 (3 Reviews)
rate
  • significantly cheaper
  • somewhat more power
  • marginally more efficient
  • markedly quicker 0–100 km/h
  • visibly lighter
details

Mercedes EQS

  • markedly more electric range
  • somewhat more trunk space
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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

EV6

Costs and Efficiency:

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

Kia EV6 is significantly cheaper – starting at 38,600 £ , while the Mercedes EQS costs 93,900 £ . That’s a price difference of around 55,338 £.

In terms of energy consumption, the Kia EV6 is marginally more efficient: consuming 15.9 kWh/100km compared to 16.5 kWh/100km for the Mercedes EQS. That’s a difference of about 0.6 kWh/100km.

As for electric range, the Mercedes EQS offers markedly more range – reaching up to 816 km, about 234 km more than the Kia EV6.

EQS

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 Kia EV6 offers somewhat more power – delivering 609 HP compared to 544 HP. That’s roughly 65 HP more horsepower.

When accelerating from 0 to 100 km/h, the Kia EV6 is markedly quicker – completing the sprint in 3.5 s, while the Mercedes EQS takes 4.4 s. That’s about 0.9 s quicker.

Looking at top speed, the Mercedes EQS is slightly faster – reaching 210 km/h, while the Kia EV6 tops out at 188 km/h. The difference is around 22 km/h.

There’s also a difference in torque: the Mercedes EQS delivers slightly more torque with 858 Nm compared to 770 Nm. That’s about 88 Nm more.

EV6

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Kia EV6 is visibly lighter – 1,955 kg compared to 2,545 kg. The difference is around 590 kg.

Looking at boot space, the Mercedes EQS offers somewhat more boot space – 610 L compared to 490 L. That’s a difference of about 120 L.

For maximum load capacity, the Mercedes EQS offers clearly more capacity – up to 1,770 L, about 480 L more than the Kia EV6.

When it comes to payload, the Mercedes EQS carries visibly more – 565 kg compared to 450 kg. That’s a difference of about 115 kg.

Who wins the race in the data check?

The Kia EV6 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 £38,600
EV6

Kia EV6

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 170 - 609 HP
  • Consumption kWh/100km : 15.9 - 20.9 kWh/100km
  • Electric Range : 428 - 582 km
Kia EV6
Mercedes EQS

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Kia EV6

The Kia EV6 looks like it sprinted off a concept stage, its bold, futuristic lines wrapping a surprisingly spacious and grown-up cabin. On the road it delivers crisp, immediate thrust and composed handling, with enough everyday practicality and slick tech to make ditching petrol feel like an upgrade rather than a compromise.

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Mercedes EQS

The Mercedes EQS is a silent, spaceship-like flagship that turns electric luxury into zen on wheels, wrapped in a swooping design that insists on being admired. Inside it’s all glassy screens and soft-touch surfaces that make long trips feel like first class, and the driving experience is composed and effortless — like a courteous butler with an electric heart.

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Kia EV6
Mercedes EQS

Costs and Consumption

Price
38,600 - 60,000 £
Price
93,900 - 123,500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.9 - 20.9 kWh/100km
Consumption kWh/100km
16.5 - 17.2 kWh/100km
Electric Range
428 - 582 km
Electric Range
790 - 816 km
Battery Capacity
63 - 84 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
5
Seats
5
Doors
5
Doors
5
Curb weight
1,955 - 2,220 kg
Curb weight
2,545 - 2,655 kg
Trunk capacity
480 - 490 L
Trunk capacity
610 L
Length
4,695 mm
Length
5,223 mm
Width
1,880 - 1,890 mm
Width
1,926 mm
Height
1,550 mm
Height
1,512 mm
Max trunk capacity
1,290 L
Max trunk capacity
1,770 L
Payload
440 - 450 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
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
170 - 609 HP
Power HP
360 - 544 HP
Acceleration 0-100km/h
3.5 - 8.7 s
Acceleration 0-100km/h
4.4 - 6.2 s
Max Speed
185 - 188 km/h
Max Speed
210 km/h
Torque
350 - 770 Nm
Torque
568 - 858 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
125 - 448 kW
Power kW
265 - 400 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2,024 - 2,025
Model Year
2024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Kia
Brand
Mercedes-Benz
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.