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Kia Stonic vs Aston Martin DBX comparison

Compare performance (115 HP vs 727 HP), boot space and price (20,400 £ vs 168,900 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or Aston Martin DBX?

Kia Stonic vs Aston Martin DBX: Key differences

Kia Stonic

4.6 (2 Reviews)
rate
  • clearly cheaper
  • clearly more efficient
  • substantially lighter
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Aston Martin DBX

  • considerably more power
  • substantially quicker 0–100 km/h
  • visibly 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:

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 is clearly cheaper – starting at 20,400 £ , while the Aston Martin DBX costs 168,900 £ . That’s a price difference of around 148,466 £.

Fuel consumption also shows a difference: the Kia Stonic uses 5.6 L/100km and is clearly more efficient than the Aston Martin DBX with 14.2 L/100km. The difference is about 8.6 L/100km.

DBX

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 Aston Martin DBX offers considerably more power – delivering 727 HP compared to 115 HP. That’s roughly 612 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBX is substantially quicker – completing the sprint in 3.3 s, while the Kia Stonic takes 10.7 s. That’s about 7.4 s quicker.

There’s also a difference in torque: the Aston Martin DBX delivers clearly more torque with 900 Nm compared to 200 Nm. That’s about 700 Nm more.

Stonic

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Kia Stonic is substantially lighter – 1,205 kg compared to 2,320 kg. The difference is around 1,115 kg.

Looking at boot space, the Aston Martin DBX offers visibly more boot space – 491 L compared to 352 L. That’s a difference of about 139 L.

When it comes to payload, the Aston Martin DBX carries clearly more – 710 kg compared to 445 kg. That’s a difference of about 265 kg.

Who wins the race in the data check?

The Kia Stonic 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 £20,400
Stonic

Kia Stonic

  • Engine Type Petrol, Petrol MHEV
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 100 - 115 HP
  • Consumption L/100km 5.6 - 5.7 L/100km
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Aston Martin DBX

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

4.6 (2 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

Aston Martin DBX

With the DBX, Aston Martin has wrapped its trademark sports-car drama into a high-riding package that looks like it could sprint off the driveway and into a gala, while the cabin pampers occupants with handcrafted leather and theatrical attention to detail. Behind the wheel it feels like a grand tourer that learned how to tackle country roads, serving up surprising agility for such a stately presence and keeping rivals honest with its rarefied blend of performance and luxury.

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Aston_Martin_DBX707_AMR23_Edition_07
Aston_Martin_DBX707_AMR23_Edition_06

Reviews Aston Martin DBX

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

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Aston Martin DBX

Costs and Consumption
Price
20,400 - 26,800 £
Price
168,900 - 213,400 £
Consumption L/100km
5.6 - 5.7 L/100km
Consumption L/100km
14.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
126 - 128 g/km
co2
323 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,205 - 1,270 kg
Curb weight
2,320 kg
Trunk capacity
352 L
Trunk capacity
491 L
Length
-
Length
-
Width
1,760 mm
Width
1,998 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
440 - 445 kg
Payload
710 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV
Engine Type
Petrol
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
100 - 115 HP
Power HP
707 - 727 HP
Acceleration 0-100km/h
10.7 - 12.1 s
Acceleration 0-100km/h
3.3 s
Max Speed
-
Max Speed
-
Torque
172 - 200 Nm
Torque
900 Nm
Number of Cylinders
3
Number of Cylinders
8
Power kW
74 - 85 kW
Power kW
520 - 535 kW
Engine capacity
998 cm3
Engine capacity
3,982 cm3

General
Model Year
2025
Model Year
2,022 - 2,025
CO2 Efficiency Class
D
CO2 Efficiency Class
G
Brand
Kia
Brand
Aston Martin
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.