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Kia Stonic vs SEAT Arona - Differences and prices compared

Compare performance (115 HP vs 150 HP), boot space and price (20100 £ vs 20700 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or SEAT Arona?

Kia Stonic

SEAT Arona

4.9 (1 Reviews)
rate

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

Stonic

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.

Kia Stonic has a slight advantage in terms of price – it starts at 20100 £ , while the SEAT Arona costs 20700 £ . That’s a price difference of around 566 £.

Fuel consumption also shows a difference: SEAT Arona manages with 5.30 L and is therefore slight more efficient than the Kia Stonic with 5.60 L. The difference is about 0.30 L per 100 km.

Arona

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 SEAT Arona has a evident edge – offering 150 HP compared to 115 HP. That’s roughly 35 HP more horsepower.

In acceleration from 0 to 100 km/h, the SEAT Arona is evident quicker – completing the sprint in 8.30 s, while the Kia Stonic takes 10.70 s. That’s about 2.40 s faster.

There’s also a difference in torque: SEAT Arona pulls to a small extent stronger with 250 Nm compared to 200 Nm. That’s about 50 Nm difference.

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.

Both vehicles offer seating for 5 people.

In curb weight, SEAT Arona is hardly perceptible lighter – 1188 kg compared to 1205 kg. The difference is around 17 kg.

In terms of boot space, the SEAT Arona offers to a small extent more room – 400 L compared to 352 L. That’s a difference of about 48 L.

When it comes to payload, SEAT Arona slightly takes the win – 522 kg compared to 445 kg. That’s a difference of about 77 kg.

Who wins the race in the data check?

The SEAT Arona is decisively ahead 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.

Kia Stonic
SEAT Arona

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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from about £20,700
Arona

SEAT Arona

  • Engine Type : Petrol
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 95 - 150 HP
  • Consumption L/100km : 5.3 - 5.8 L

Kia Stonic

The Kia Stonic is a sprightly compact crossover that mixes city-friendly agility with a cheeky, modern design — perfect for buyers who want style without sacrificing sense. Inside it serves up clever practicality and a bright, well-equipped cabin, making everyday driving feel a bit more fun than it has any right to be.

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SEAT Arona

4.9 (1 Reviews)
rate

The SEAT Arona is a cheeky urban crossover that mixes sharp styling with sensible practicality, making it an appealing choice for buyers who want personality without fuss. It’s zippy in traffic, comfortable enough for daily driving, and brings enough character to make routine journeys feel a little more fun.

details
Kia Stonic
SEAT Arona

Costs and Consumption

Price
20100 - 26600 £
Price
20700 - 30500 £
Consumption L/100km
5.6 - 5.9 L
Consumption L/100km
5.3 - 5.8 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
127 - 133 g/km
co2
120 - 132 g/km
Fuel tank capacity
45 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1205 - 1270 kg
Curb weight
1188 - 1268 kg
Trunk capacity
352 L
Trunk capacity
400 L
Length
4165 mm
Length
-
Width
1760 mm
Width
1780 mm
Height
1520 mm
Height
-
Max trunk capacity
1155 L
Max trunk capacity
-
Payload
440 - 445 kg
Payload
502 - 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
95 - 150 HP
Acceleration 0-100km/h
10.7 - 12.1 s
Acceleration 0-100km/h
8.3 - 11.1 s
Max Speed
179 - 182 km/h
Max Speed
-
Torque
172 - 200 Nm
Torque
175 - 250 Nm
Number of Cylinders
3
Number of Cylinders
3 - 4
Power kW
74 - 85 kW
Power kW
70 - 110 kW
Engine capacity
998 cm3
Engine capacity
999 - 1498 cm3

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
D
Brand
Kia
Brand
SEAT
Is the Kia Stonic offered with different drivetrains?

The Kia Stonic is offered with Front-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.