Compare performance (229 HP vs 354 HP), boot space and price (43,300 £ vs 39,600 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 5 or Mercedes CLA Coupe?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
Mercedes CLA Coupe is marginally cheaper – starting at 39,600 £ , while the Hyundai IONIQ 5 costs 43,300 £ . That’s a price difference of around 3,692 £.
In terms of energy consumption, the Mercedes CLA Coupe is clearly more efficient: consuming 12.3 kWh/100km compared to 15.6 kWh/100km for the Hyundai IONIQ 5. That’s a difference of about 3.3 kWh/100km.
As for electric range, the Mercedes CLA Coupe offers visibly more range – reaching up to 792 km, about 222 km more than the Hyundai IONIQ 5.
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 Mercedes CLA Coupe offers clearly more power – delivering 354 HP compared to 229 HP. That’s roughly 125 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes CLA Coupe is clearly quicker – completing the sprint in 4.9 s, while the Hyundai IONIQ 5 takes 7.5 s. That’s about 2.6 s quicker.
There’s also a difference in torque: the Mercedes CLA Coupe delivers markedly more torque with 515 Nm compared to 350 Nm. That’s about 165 Nm more.
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, Mercedes CLA Coupe is moderately lighter – 1,695 kg compared to 1,955 kg. The difference is around 260 kg.
Looking at boot space, the Hyundai IONIQ 5 offers visibly more boot space – 520 L compared to 405 L. That’s a difference of about 115 L.
When it comes to payload, the Hyundai IONIQ 5 carries a bit more – 530 kg compared to 455 kg. That’s a difference of about 75 kg.
The Mercedes CLA Coupe is clearly superior 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.
The Hyundai IONIQ 5 looks like a spaceship that moved into suburbia, pairing bold retro‑futuristic styling with a roomy, cleverly laid-out cabin that makes long trips surprisingly comfortable. Its electric character delivers instant, silky acceleration and low running costs, making it a smart, slightly cheeky pick for buyers who want tech, practicality and personality without the drama.
detailsThe 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.
detailsCosts and Consumption |
|
|---|---|
|
Price
43,300 - 46,100 £
|
Price
39,600 - 60,000 £
|
|
Consumption L/100km
-
|
Consumption L/100km
4.9 - 5.3 L/100km
|
|
Consumption kWh/100km
15.6 - 16 kWh/100km
|
Consumption kWh/100km
12.3 - 12.7 kWh/100km
|
|
Electric Range
440 - 570 km
|
Electric Range
542 - 792 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 g/km
|
co2
0 - 120 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Coupe
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,955 - 2,060 kg
|
Curb weight
1,695 - 2,135 kg
|
|
Trunk capacity
520 L
|
Trunk capacity
405 L
|
|
Length
-
|
Length
-
|
|
Width
1,890 mm
|
Width
1,855 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
515 - 530 kg
|
Payload
430 - 455 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric
|
Engine Type
Electric, Full Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
|
|
Drive Type
Rear-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
|
|
Power HP
170 - 229 HP
|
Power HP
156 - 354 HP
|
|
Acceleration 0-100km/h
7.5 - 8.5 s
|
Acceleration 0-100km/h
4.9 - 8.8 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
350 Nm
|
Torque
280 - 515 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
4
|
|
Power kW
125 - 168 kW
|
Power kW
115 - 260 kW
|
|
Engine capacity
-
|
Engine capacity
1,499 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2,025 - 2,026
|
|
CO2 Efficiency Class
A
|
CO2 Efficiency Class
A, C, D
|
|
Brand
Hyundai
|
Brand
Mercedes-Benz
|