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Mercedes C-Class EQ vs Kia EV6 comparison
Compare performance (489 HP vs 609 HP), boot space and price (58,000 £ vs 38,600 £ ) at a glance. Find out which car is the better choice for you – Mercedes C-Class EQ or Kia EV6?
Mercedes C-Class EQ vs Kia EV6: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
C-Class EQ
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 EV6 is significantly cheaper – starting at 38,600 £ , while the Mercedes C-Class EQ costs 58,000 £ . That’s a price difference of around 19,476 £.
In terms of energy consumption, the Mercedes C-Class EQ is moderately more efficient: consuming 14.3 kWh/100km compared to 15.9 kWh/100km for the Kia EV6. That’s a difference of about 1.6 kWh/100km.
As for electric range, the Mercedes C-Class EQ offers visibly more range – reaching up to 753 km, about 171 km more than the Kia EV6.
EV6
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 EV6 offers somewhat more power – delivering 609 HP compared to 489 HP. That’s roughly 120 HP more horsepower.
When accelerating from 0 to 100 km/h, the Kia EV6 is a bit quicker – completing the sprint in 3.5 s, while the Mercedes C-Class EQ takes 4 s. That’s about 0.5 s quicker.
There’s also a difference in torque: the Mercedes C-Class EQ delivers marginally more torque with 800 Nm compared to 770 Nm. That’s about 30 Nm more.
C-Class EQ
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Both vehicles offer seating for 5 people.
In terms of curb weight, Kia EV6 is markedly lighter – 1,955 kg compared to 2,460 kg. The difference is around 505 kg.
Looking at boot space, the Kia EV6 offers barely more boot space – 490 L compared to 470 L. That’s a difference of about 20 L.
When it comes to payload, the Mercedes C-Class EQ carries a bit more – 505 kg compared to 450 kg. That’s a difference of about 55 kg.
Who wins the race in the data check?
The Kia EV6 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 £38,600
Kia EV6
Mercedes C-Class EQ
Kia EV6
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Mercedes C-Class EQ
The Mercedes C‑Class EQ blends the familiar poise and luxury of the C‑Class with Mercedes' EQ electric ethos, delivering a quietly refined and modern driving experience. Inside, it pairs upscale materials and tech-forward touches with a composed ride that suits both city commuting and longer journeys.
details
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.
details
Mercedes C-Class EQ
Kia EV6
Costs and Consumption |
|
|---|---|
|
Price
58,000 - 67,600 £
|
Price
38,600 - 60,000 £
|
|
Consumption L/100km
-
|
Consumption L/100km
-
|
|
Consumption kWh/100km
14.3 - 15.6 kWh/100km
|
Consumption kWh/100km
15.9 - 20.9 kWh/100km
|
|
Electric Range
706 - 753 km
|
Electric Range
428 - 582 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 g/km
|
co2
0 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Sedan
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
2,460 kg
|
Curb weight
1,955 - 2,220 kg
|
|
Trunk capacity
470 L
|
Trunk capacity
480 - 490 L
|
|
Length
-
|
Length
-
|
|
Width
1,892 mm
|
Width
1,880 - 1,890 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
505 kg
|
Payload
440 - 450 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
489 HP
|
Power HP
170 - 609 HP
|
|
Acceleration 0-100km/h
4 s
|
Acceleration 0-100km/h
3.5 - 8.7 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
800 Nm
|
Torque
350 - 770 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
-
|
|
Power kW
360 kW
|
Power kW
125 - 448 kW
|
|
Engine capacity
-
|
Engine capacity
-
|
General |
|
|---|---|
|
Model Year
2026
|
Model Year
2,024 - 2,025
|
|
CO2 Efficiency Class
A
|
CO2 Efficiency Class
A
|
|
Brand
Mercedes-Benz
|
Brand
Kia
|
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.