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Kia EV9 vs Mercedes GLC comparison

Compare performance (508 HP vs 472 HP), boot space and price (54,600 £ vs 50,300 £ ) at a glance. Find out which car is the better choice for you – Kia EV9 or Mercedes GLC?

Kia EV9 vs Mercedes GLC: Key differences

Kia EV9

5 (1 Reviews)
rate
  • barely more power
  • substantially more electric range
details

Mercedes GLC

4.4 (13 Reviews)
rate
  • very slightly cheaper
  • only slightly quicker 0–100 km/h
  • clearly lighter
  • substantially 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

EV9

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes GLC is very slightly cheaper – starting at 50,300 £ , while the Kia EV9 costs 54,600 £ . That’s a price difference of around 4,264 £.

As for electric range, the Kia EV9 offers substantially more range – reaching up to 563 km, about 435 km more than the Mercedes GLC.

GLC

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Kia EV9 offers barely more power – delivering 508 HP compared to 472 HP. That’s roughly 36 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLC is only slightly quicker – completing the sprint in 4.2 s, while the Kia EV9 takes 4.6 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Mercedes GLC delivers barely more torque with 750 Nm compared to 740 Nm. That’s about 10 Nm more.

EV9

Space and Everyday Use:

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

Seats: Kia EV9 offers more seats – 7 vs 5.

In terms of curb weight, Mercedes GLC is clearly lighter – 1,985 kg compared to 2,392 kg. The difference is around 407 kg.

Looking at boot space, the Mercedes GLC offers substantially more boot space – 620 L compared to 333 L. That’s a difference of about 287 L.

When it comes to payload, the Kia EV9 carries only slightly more – 615 kg compared to 575 kg. That’s a difference of about 40 kg.

Who wins the race in the data check?

The Kia EV9 is far ahead overall 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 £54,600
EV9

Kia EV9

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 204 - 508 HP
  • Consumption kWh/100km 19.5 - 22.8 kWh/100km
  • Electric Range 443 - 563 km
Kia EV9
Mercedes GLC

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Kia EV9

The Kia EV9 is a bold, boxy electric SUV that looks like it could swallow your luggage and the in‑laws, with an interior that feels more lounge than cockpit and a presence that makes smaller rivals suddenly feel shy. On the road it delivers calm long‑distance composure with enough shove to keep overtakes effortless, and its tech and practicality make it an easy, sensible choice for buyers who want electric without compromise.

details

Mercedes GLC

The Mercedes GLC blends quiet refinement with premium materials to create a comfortable, modern cabin that feels more upscale than its size might suggest. It delivers composed handling and confident on-road manners while offering practical versatility and a strong suite of driver assistance and infotainment features.

details
Kia EV9
Mercedes GLC

Costs and Consumption

Price
54,600 - 78,400 £
Price
50,300 - 82,100 £
Consumption L/100km
-
Consumption L/100km
1.6 - 9.4 L/100km
Consumption kWh/100km
19.5 - 22.8 kWh/100km
Consumption kWh/100km
-
Electric Range
443 - 563 km
Electric Range
122 - 128 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
41 - 214 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
6 - 7
Seats
5
Doors
-
Doors
-
Curb weight
2,392 - 2,664 kg
Curb weight
1,985 - 2,400 kg
Trunk capacity
333 L
Trunk capacity
390 - 620 L
Length
-
Length
-
Width
1,980 mm
Width
1,890 - 1,920 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
542 - 615 kg
Payload
475 - 575 kg

Engine and Performance

Engine Type
Electric
Engine Type
Diesel MHEV, Plugin Hybrid, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 508 HP
Power HP
186 - 472 HP
Acceleration 0-100km/h
4.6 - 9.4 s
Acceleration 0-100km/h
4.2 - 9 s
Max Speed
-
Max Speed
-
Torque
350 - 740 Nm
Torque
380 - 750 Nm
Number of Cylinders
-
Number of Cylinders
4 - 6
Power kW
150 - 374 kW
Power kW
137 - 347 kW
Engine capacity
-
Engine capacity
1,993 - 2,999 cm3

General

Model Year
2025
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
D, B, E, F, G
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.