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Kia EV3 vs Mercedes EQS comparison

Compare performance (265 HP vs 585 HP), boot space and price (40,200 £ vs 80,900 £ ) at a glance. Find out which car is the better choice for you – Kia EV3 or Mercedes EQS?

Kia EV3 vs Mercedes EQS: Key differences

Kia EV3

4.6 (5 Reviews)
rate
  • considerably cheaper
  • noticeably lighter
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Mercedes EQS

  • substantially more power
  • only slightly more efficient
  • clearly more electric range
  • significantly quicker 0–100 km/h
  • markedly 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

EV3

Costs and Efficiency:

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

Kia EV3 is considerably cheaper – starting at 40,200 £ , while the Mercedes EQS costs 80,900 £ . That’s a price difference of around 40,734 £.

In terms of energy consumption, the Mercedes EQS is only slightly more efficient: consuming 15.5 kWh/100km compared to 15.8 kWh/100km for the Kia EV3. That’s a difference of about 0.3 kWh/100km.

As for electric range, the Mercedes EQS offers clearly more range – reaching up to 920 km, about 348 km more than the Kia EV3.

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 Mercedes EQS offers substantially more power – delivering 585 HP compared to 265 HP. That’s roughly 320 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes EQS is significantly quicker – completing the sprint in 4.1 s, while the Kia EV3 takes 6.6 s. That’s about 2.5 s quicker.

There’s also a difference in torque: the Mercedes EQS delivers substantially more torque with 800 Nm compared to 385 Nm. That’s about 415 Nm more.

EV3

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 EV3 is noticeably lighter – 1,995 kg compared to 2,550 kg. The difference is around 555 kg.

Looking at boot space, the Mercedes EQS offers markedly more boot space – 610 L compared to 413 L. That’s a difference of about 197 L.

When it comes to payload, the Mercedes EQS carries somewhat more – 570 kg compared to 485 kg. That’s a difference of about 85 kg.

Who wins the race in the data check?

The Mercedes EQS 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 £80,900
EQS

Mercedes EQS

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 367 - 585 HP
  • Consumption kWh/100km 15.5 - 16.3 kWh/100km
  • Electric Range 810 - 920 km
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Frequently compared as well

Kia EV3
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Mercedes EQS

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia EV3

The Kia EV3 is a stylish, user-friendly electric crossover that focuses on practicality and a roomy, well-equipped cabin. It delivers a comfortable ride with intuitive technology and efficient everyday performance, making it a sensible choice for city and family use.

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Reviews Kia EV3

4.6 (5 Reviews)
rate
pedro
8 May 2026, 11:01:53

Aesthetically it seems nicer to me, and I think it's better soundproofed.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
José
24 Dec 2025, 17:42:54

A good car for a small family. Easy and practical.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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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Reviews Mercedes EQS

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

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Mercedes EQS

Costs and Consumption
Price
40,200 - 43,900 £
Price
80,900 - 117,500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.8 kWh/100km
Consumption kWh/100km
15.5 - 16.3 kWh/100km
Electric Range
572 km
Electric Range
810 - 920 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
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,995 kg
Curb weight
2,550 - 2,660 kg
Trunk capacity
413 L
Trunk capacity
610 L
Length
-
Length
-
Width
1,850 mm
Width
1,926 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
485 kg
Payload
545 - 570 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
265 HP
Power HP
367 - 585 HP
Acceleration 0-100km/h
6.6 s
Acceleration 0-100km/h
4.1 - 6.2 s
Max Speed
-
Max Speed
-
Torque
385 Nm
Torque
505 - 800 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
195 kW
Power kW
270 - 430 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2026
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Kia
Brand
Mercedes-Benz
What drivetrain options does the Kia EV3 have?

The Kia EV3 is available as 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.