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Hyundai IONIQ 6 vs Mercedes CLA Coupe - Differences and prices compared

Compare performance (650 HP vs 354 HP), boot space and price (37600 £ vs 39600 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 6 or Mercedes CLA Coupe?

Hyundai IONIQ 6

Mercedes CLA Coupe

4.9 (1 Reviews)
rate

You can find all user reviews further down on this page.

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

IONIQ 6

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Hyundai IONIQ 6 has a slight advantage in terms of price – it starts at 37600 £ , while the Mercedes CLA Coupe costs 39600 £ . That’s a price difference of around 2008 £.

In terms of energy consumption, the advantage goes to the Mercedes CLA Coupe: with 12.20 kWh per 100 km, it’s to a small extent more efficient than the Hyundai IONIQ 6 with 13.90 kWh. That’s a difference of about 1.70 kWh.

As for electric range, the Mercedes CLA Coupe performs noticeable better – achieving up to 791 km, about 177 km more than the Hyundai IONIQ 6.

CLA Coupe

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 Hyundai IONIQ 6 has a significantly edge – offering 650 HP compared to 354 HP. That’s roughly 296 HP more horsepower.

In acceleration from 0 to 100 km/h, the Hyundai IONIQ 6 is clearly quicker – completing the sprint in 3.20 s, while the Mercedes CLA Coupe takes 4.90 s. That’s about 1.70 s faster.

In terms of top speed, the Hyundai IONIQ 6 performs a bit better – reaching 257 km/h, while the Mercedes CLA Coupe tops out at 210 km/h. The difference is around 47 km/h.

There’s also a difference in torque: Hyundai IONIQ 6 pulls distinct stronger with 770 Nm compared to 515 Nm. That’s about 255 Nm difference.

IONIQ 6

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In curb weight, Mercedes CLA Coupe is slight lighter – 1695 kg compared to 1850 kg. The difference is around 155 kg.

In terms of boot space, the Mercedes CLA Coupe offers minimal more room – 405 L compared to 401 L. That’s a difference of about 4 L.

When it comes to payload, Mercedes CLA Coupe slight takes the win – 455 kg compared to 430 kg. That’s a difference of about 25 kg.

Who comes out on top?

Overall, the Hyundai IONIQ 6 shows itself to be is largely superior and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £37,600
IONIQ 6

Hyundai IONIQ 6

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 151 - 650 HP
  • Consumption kWh/100km : 13.9 - 15.1 kWh
  • Electric Range : 429 - 614 km
Hyundai IONIQ 6
Mercedes CLA Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Hyundai IONIQ 6

The Hyundai IONIQ 6 glides down the road with a poise that feels more runway model than commuter car, its sleek silhouette promising efficiency without trying too hard. Inside, a calm, minimalist cabin packed with clever, usable tech makes it a compelling choice for buyers who want electric motoring that's smart, stylish and quietly practical.

details

Mercedes CLA Coupe

4.9 (1 Reviews)
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The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.

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Hyundai IONIQ 6
Mercedes CLA Coupe

Costs and Consumption

Price
37600 - 64300 £
Price
39600 - 66800 £
Consumption L/100km
-
Consumption L/100km
4.9 - 5.3 L
Consumption kWh/100km
13.9 - 15.1 kWh
Consumption kWh/100km
12.2 - 12.6 kWh
Electric Range
429 - 614 km
Electric Range
541 - 791 km
Battery Capacity
53 - 84 kWh
Battery Capacity
58 kWh
co2
0 g/km
co2
0 - 120 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
Coupe
Seats
5
Seats
5
Doors
4
Doors
4
Curb weight
1850 - 2095 kg
Curb weight
1695 - 2135 kg
Trunk capacity
401 L
Trunk capacity
405 L
Length
4855 - 4935 mm
Length
4723 mm
Width
1880 - 1940 mm
Width
1855 mm
Height
1495 mm
Height
1468 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
425 - 430 kg
Payload
430 - 455 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
151 - 650 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
3.2 - 8.8 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
185 - 257 km/h
Max Speed
210 km/h
Torque
350 - 770 Nm
Torque
280 - 515 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
111 - 478 kW
Power kW
115 - 260 kW
Engine capacity
-
Engine capacity
1499 cm3

General

Model Year
2022 - 2025
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A, C, D
Brand
Hyundai
Brand
Mercedes-Benz
What drive types are available for the Hyundai IONIQ 6?

Available configurations include Rear-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.