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Kia Stonic vs SEAT Ibiza comparison

Compare performance (115 HP vs 150 HP), boot space and price (20,400 £ vs 16,800 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or SEAT Ibiza?

Kia Stonic vs SEAT Ibiza: Key differences

Kia Stonic

4.6 (2 Reviews)
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SEAT Ibiza

  • visibly cheaper
  • markedly more power
  • a bit more efficient
  • markedly quicker 0–100 km/h
  • marginally lighter
  • marginally 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.

By Achim Sedelmaier

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.

SEAT Ibiza is visibly cheaper – starting at 16,800 £ , while the Kia Stonic costs 20,400 £ . That’s a price difference of around 3,549 £.

Fuel consumption also shows a difference: the SEAT Ibiza uses 5 L/100km and is a bit more efficient than the Kia Stonic with 5.6 L/100km. The difference is about 0.6 L/100km.

Ibiza

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 SEAT Ibiza offers markedly more power – delivering 150 HP compared to 115 HP. That’s roughly 35 HP more horsepower.

When accelerating from 0 to 100 km/h, the SEAT Ibiza is markedly quicker – completing the sprint in 8.1 s, while the Kia Stonic takes 10.7 s. That’s about 2.6 s quicker.

There’s also a difference in torque: the SEAT Ibiza delivers moderately more torque with 250 Nm compared to 200 Nm. That’s about 50 Nm more.

Stonic

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 terms of curb weight, SEAT Ibiza is marginally lighter – 1,111 kg compared to 1,205 kg. The difference is around 94 kg.

Looking at boot space, the SEAT Ibiza offers marginally more boot space – 355 L compared to 352 L. That’s a difference of about 3 L.

When it comes to payload, the SEAT Ibiza carries a bit more – 522 kg compared to 445 kg. That’s a difference of about 77 kg.

Who wins the race in the data check?

The SEAT Ibiza stands well ahead of its rival 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 £16,800
Ibiza

SEAT Ibiza

  • Engine Type Petrol
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 80 - 150 HP
  • Consumption L/100km 5 - 5.7 L/100km
Kia Stonic
SEAT Ibiza

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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SEAT Ibiza

The SEAT Ibiza is a cheeky, well-priced hatchback that blends sharp styling with a grown-up driving character, making it a smart choice for city commuters who still want a bit of fun. Inside it's practical and neatly finished, with sensible kit and easygoing manners that make everyday life less fussy — a car that doesn't try too hard but gets the job done with a smile.

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Kia Stonic
SEAT Ibiza

Costs and Consumption

Price
20,400 - 26,800 £
Price
16,800 - 28,600 £
Consumption L/100km
5.6 - 5.7 L/100km
Consumption L/100km
5 - 5.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
126 - 128 g/km
co2
114 - 128 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,205 - 1,270 kg
Curb weight
1,111 - 1,231 kg
Trunk capacity
352 L
Trunk capacity
355 L
Length
-
Length
-
Width
1,760 mm
Width
1,780 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
440 - 445 kg
Payload
489 - 522 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV
Engine Type
Petrol
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
100 - 115 HP
Power HP
80 - 150 HP
Acceleration 0-100km/h
10.7 - 12.1 s
Acceleration 0-100km/h
8.1 - 15.3 s
Max Speed
-
Max Speed
-
Torque
172 - 200 Nm
Torque
95 - 250 Nm
Number of Cylinders
3
Number of Cylinders
3 - 4
Power kW
74 - 85 kW
Power kW
59 - 110 kW
Engine capacity
998 cm3
Engine capacity
999 - 1,498 cm3

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
D, C
Brand
Kia
Brand
SEAT
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.