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Kia Stonic vs Mercedes CLE Convertible comparison

Compare performance (115 HP vs 472 HP), boot space and price (20,400 £ vs 53,200 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or Mercedes CLE Convertible?

Kia Stonic vs Mercedes CLE Convertible: Key differences

Kia Stonic

4.8 (4 Reviews)
rate
  • substantially cheaper
  • considerably lighter
details

Mercedes CLE Convertible

  • clearly more power
  • somewhat more efficient
  • significantly quicker 0–100 km/h
  • only slightly 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.

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

Stonic

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 Stonic is substantially cheaper – starting at 20,400 £ , while the Mercedes CLE Convertible costs 53,200 £ . That’s a price difference of around 32,817 £.

Fuel consumption also shows a difference: the Mercedes CLE Convertible uses 4.9 L/100km and is somewhat more efficient than the Kia Stonic with 5.6 L/100km. The difference is about 0.7 L/100km.

CLE Convertible

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 CLE Convertible offers clearly more power – delivering 472 HP compared to 115 HP. That’s roughly 357 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes CLE Convertible is significantly quicker – completing the sprint in 4.4 s, while the Kia Stonic takes 10.7 s. That’s about 6.3 s quicker.

There’s also a difference in torque: the Mercedes CLE Convertible delivers considerably more torque with 560 Nm compared to 200 Nm. That’s about 360 Nm more.

Stonic

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.

Seats: Kia Stonic offers more seats – 5 vs 4.

In terms of curb weight, Kia Stonic is considerably lighter – 1,205 kg compared to 1,925 kg. The difference is around 720 kg.

Looking at boot space, the Mercedes CLE Convertible offers only slightly more boot space – 385 L compared to 352 L. That’s a difference of about 33 L.

When it comes to payload, the Kia Stonic carries marginally more – 445 kg compared to 435 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The Mercedes CLE Convertible 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.

from £53,200
CLE Convertible

Mercedes CLE Convertible

  • Engine Type Petrol MHEV, Diesel MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 193 - 472 HP
  • Consumption L/100km 4.9 - 9.6 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia Stonic

The Kia Stonic is a compact crossover that pairs nimble city manners with a surprisingly spacious and comfortable cabin. It’s a practical, well-equipped choice for buyers who value sensible features, approachable styling and easy everyday usability.

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Reviews Kia Stonic

4.8 (4 Reviews)
rate
Jan
18 Mar 2026, 07:19:10

Very good car, uses little fuel, nothing's gone wrong in 4 years, no breakdowns.

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
Ennio
4 Feb 2026, 13:19:36

I'm very satisfied — I have a Stonic Black Edition hybrid, and I haven't had any problems after two years.

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 CLE Convertible

The Mercedes CLE Convertible drops its roof with the kind of poise you'd expect from a luxury cruiser, wrapping elegant lines and a plush cabin into a composition that's equally at home on coastal roads or city boulevards. Behind the wheel it balances comfort and sporty intent, making it an appealing pick for buyers who want a refined open-top experience without shouting for attention — and yes, it even makes the commute feel like a weekend escape.

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Reviews Mercedes CLE Convertible

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

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Mercedes CLE Convertible

Costs and Consumption
Price
20,400 - 26,800 £
Price
53,200 - 109,200 £
Consumption L/100km
5.6 - 5.7 L/100km
Consumption L/100km
4.9 - 9.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
126 - 128 g/km
co2
128 - 218 g/km
Fuel tank capacity
-
Fuel tank capacity
66 L

Dimensions and Body
Body Type
SUV
Body Type
Convertible
Seats
5
Seats
4
Doors
-
Doors
2
Curb weight
1,205 - 1,270 kg
Curb weight
1,925 - 2,110 kg
Trunk capacity
352 L
Trunk capacity
375 - 385 L
Length
-
Length
4,850 - 4,853 mm
Width
1,760 mm
Width
1,861 mm
Height
-
Height
1,424 - 1,435 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
440 - 445 kg
Payload
380 - 435 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Manual, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
100 - 115 HP
Power HP
193 - 472 HP
Acceleration 0-100km/h
10.7 - 12.1 s
Acceleration 0-100km/h
4.4 - 9.5 s
Max Speed
-
Max Speed
220 - 250 km/h
Torque
172 - 200 Nm
Torque
250 - 560 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
74 - 85 kW
Power kW
142 - 347 kW
Engine capacity
998 cm3
Engine capacity
1,993 - 2,999 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
D
CO2 Efficiency Class
G, E, F, D
Brand
Kia
Brand
Mercedes-Benz
Is the Kia Stonic offered with different drivetrains?

The Kia Stonic is offered with Front-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.