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Genesis G90 vs Kia Stonic comparison

Compare performance (415 HP vs 115 HP), boot space and price (96,200 £ vs 20,400 £ ) at a glance. Find out which car is the better choice for you – Genesis G90 or Kia Stonic?

Genesis G90 vs Kia Stonic: Key differences

Genesis G90

  • considerably more power
  • significantly quicker 0–100 km/h
  • marginally more trunk space
details

Kia Stonic

4.6 (2 Reviews)
rate
  • clearly cheaper
  • substantially more efficient
  • substantially lighter
details

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

G90

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 Genesis G90 costs 96,200 £ . That’s a price difference of around 75,763 £.

Fuel consumption also shows a difference: the Kia Stonic uses 5.6 L/100km and is substantially more efficient than the Genesis G90 with 11 L/100km. The difference is about 5.4 L/100km.

Stonic

Engine and Performance:

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 Genesis G90 offers considerably more power – delivering 415 HP compared to 115 HP. That’s roughly 300 HP more horsepower.

When accelerating from 0 to 100 km/h, the Genesis G90 is significantly quicker – completing the sprint in 5.2 s, while the Kia Stonic takes 10.7 s. That’s about 5.5 s quicker.

There’s also a difference in torque: the Genesis G90 delivers considerably more torque with 549 Nm compared to 200 Nm. That’s about 349 Nm more.

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 2,260 kg. The difference is around 1,055 kg.

Looking at boot space, the Genesis G90 offers marginally more boot space – 368 L compared to 352 L. That’s a difference of about 16 L.

When it comes to payload, the Genesis G90 carries a bit more – 505 kg compared to 445 kg. That’s a difference of about 60 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
details

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Genesis G90
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Genesis G90

The Genesis G90 is the brand's flagship limousine, wrapping passengers in a serene cabin that feels bespoke and quietly confident. It delivers a cultured ride, sumptuous materials and clever tech smarts, all served with an understated swagger that makes rear-seat commuters feel like they've finally arrived.

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Reviews Genesis G90

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

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

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Genesis G90
Kia Stonic

Costs and Consumption
Price
96,200 - 108,200 £
Price
20,400 - 26,800 £
Consumption L/100km
11 L/100km
Consumption L/100km
5.6 - 5.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
248 g/km
co2
126 - 128 g/km
Fuel tank capacity
73 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
4 - 5
Seats
5
Doors
4
Doors
-
Curb weight
2,260 - 2,470 kg
Curb weight
1,205 - 1,270 kg
Trunk capacity
368 L
Trunk capacity
352 L
Length
5,275 - 5,465 mm
Length
-
Width
1,930 mm
Width
1,760 mm
Height
1,490 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
370 - 505 kg
Payload
440 - 445 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol, Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
415 HP
Power HP
100 - 115 HP
Acceleration 0-100km/h
5.2 - 5.4 s
Acceleration 0-100km/h
10.7 - 12.1 s
Max Speed
250 km/h
Max Speed
-
Torque
549 Nm
Torque
172 - 200 Nm
Number of Cylinders
6
Number of Cylinders
3
Power kW
305 kW
Power kW
74 - 85 kW
Engine capacity
3,470 cm3
Engine capacity
998 cm3

General
Model Year
2023
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
D
Brand
Genesis
Brand
Kia
Is the Genesis G90 offered with different drivetrains?

The Genesis G90 is offered with All-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.