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Hyundai IONIQ 6 vs Kia Stonic comparison

Compare performance (650 HP vs 115 HP), boot space and price (39,000 £ vs 20,100 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 6 or Kia Stonic?

Hyundai IONIQ 6 vs Kia Stonic: Key differences

Hyundai IONIQ 6

4.6 (1 Reviews)
rate
  • considerably more power
  • considerably quicker 0–100 km/h
  • somewhat more trunk space

Kia Stonic

4.6 (2 Reviews)
rate
  • substantially cheaper
  • substantially lighter

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

IONIQ 6

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Kia Stonic is substantially cheaper – starting at 20,100 £ , while the Hyundai IONIQ 6 costs 39,000 £ . That’s a price difference of around 18,908 £.

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 Hyundai IONIQ 6 offers considerably more power – delivering 650 HP compared to 115 HP. That’s roughly 535 HP more horsepower.

When accelerating from 0 to 100 km/h, the Hyundai IONIQ 6 is considerably quicker – completing the sprint in 3.2 s, while the Kia Stonic takes 10.7 s. That’s about 7.5 s quicker.

There’s also a difference in torque: the Hyundai IONIQ 6 delivers substantially more torque with 770 Nm compared to 200 Nm. That’s about 570 Nm more.

IONIQ 6

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 1,892 kg. The difference is around 687 kg.

Looking at boot space, the Hyundai IONIQ 6 offers somewhat more boot space – 401 L compared to 352 L. That’s a difference of about 49 L.

When it comes to payload, the Kia Stonic carries marginally more – 445 kg compared to 438 kg. That’s a difference of about 7 kg.

Who wins the race in the data check?

The Hyundai IONIQ 6 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.

from £39,000
IONIQ 6

Hyundai IONIQ 6

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 170 - 650 HP
  • Consumption kWh/100km : 13.4 - 15.9 kWh/100km
  • Electric Range : 469 - 680 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Hyundai IONIQ 6

The Hyundai IONIQ 6 glides down the road with a poise that feels more runway model than commuter car, its sleek silhouette promising efficiency without trying too hard. Inside, a calm, minimalist cabin packed with clever, usable tech makes it a compelling choice for buyers who want electric motoring that's smart, stylish and quietly practical.

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Reviews Hyundai IONIQ 6

4.6 (1 Reviews)
rate

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

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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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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Hyundai IONIQ 6
Kia Stonic

Costs and Consumption
Price
39,000 - 64,300 £
Price
20,100 - 26,600 £
Consumption L/100km
-
Consumption L/100km
5.6 - 5.9 L/100km
Consumption kWh/100km
13.4 - 15.9 kWh/100km
Consumption kWh/100km
-
Electric Range
469 - 680 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
127 - 133 g/km
Fuel tank capacity
-
Fuel tank capacity
45 L

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,892 - 2,134 kg
Curb weight
1,205 - 1,270 kg
Trunk capacity
401 L
Trunk capacity
352 L
Length
-
Length
4,165 mm
Width
1,880 - 1,940 mm
Width
1,760 mm
Height
-
Height
1,520 mm
Max trunk capacity
-
Max trunk capacity
1,155 L
Payload
386 - 438 kg
Payload
440 - 445 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol, Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
170 - 650 HP
Power HP
100 - 115 HP
Acceleration 0-100km/h
3.2 - 8.3 s
Acceleration 0-100km/h
10.7 - 12.1 s
Max Speed
-
Max Speed
179 - 182 km/h
Torque
350 - 770 Nm
Torque
172 - 200 Nm
Number of Cylinders
-
Number of Cylinders
3
Power kW
125 - 478 kW
Power kW
74 - 85 kW
Engine capacity
-
Engine capacity
998 cm3

General
Model Year
2,026
Model Year
2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
D
Brand
Hyundai
Brand
Kia
What drive types are available for the Hyundai IONIQ 6?

The Hyundai IONIQ 6 is available as All-Wheel Drive or Rear-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.