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Kia K4 vs Hyundai i30 comparison

Compare performance (180 HP vs 150 HP), boot space and price (24,800 £ vs 24,600 £ ) at a glance. Find out which car is the better choice for you – Kia K4 or Hyundai i30?

Kia K4 vs Hyundai i30: Key differences

Kia K4

  • slightly more power
  • barely more efficient
  • only slightly quicker 0–100 km/h
  • visibly more trunk space
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Hyundai i30

4.3 (2 Reviews)
rate
  • marginally cheaper
  • very slightly lighter
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By Achim Sedelmaier

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

K4

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Hyundai i30 is marginally cheaper – starting at 24,600 £ , while the Kia K4 costs 24,800 £ . That’s a price difference of around 205 £.

Fuel consumption also shows a difference: the Kia K4 uses 5.8 L/100km and is barely more efficient than the Hyundai i30 with 5.9 L/100km. The difference is about 0.1 L/100km.

i30

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 Kia K4 offers slightly more power – delivering 180 HP compared to 150 HP. That’s roughly 30 HP more horsepower.

When accelerating from 0 to 100 km/h, the Kia K4 is only slightly quicker – completing the sprint in 8.4 s, while the Hyundai i30 takes 8.9 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Kia K4 delivers barely more torque with 265 Nm compared to 250 Nm. That’s about 15 Nm more.

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 terms of curb weight, Hyundai i30 is very slightly lighter – 1,315 kg compared to 1,415 kg. The difference is around 100 kg.

Looking at boot space, the Kia K4 offers visibly more boot space – 604 L compared to 395 L. That’s a difference of about 209 L.

When it comes to payload, the Hyundai i30 carries marginally more – 485 kg compared to 455 kg. That’s a difference of about 30 kg.

Who wins the race in the data check?

The Kia K4 is far ahead 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 £24,800
K4

Kia K4

  • Engine Type : Petrol, Petrol MHEV
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 115 - 180 HP
  • Consumption L/100km : 5.8 - 7.2 L/100km
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Kia K4

Kia K4 shakes up the compact-sedan crowd with concept-car looks, a smartly packaged cabin, and the kind of easygoing refinement that makes rush hour feel less like a chore. It blends value, tech, and a dash of attitude, serving up a smooth, confident drive that might have you taking the long way home just to show off those angles.

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Reviews Kia K4

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

Hyundai i30

The Hyundai i30 proves that sensible can also be stylish, offering a confident driving character wrapped in neat, modern design. It serves up a roomy, well-equipped cabin and composed ride that make everyday motoring feel like a clever purchase rather than a compromise.

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Reviews Hyundai i30

4.3 (2 Reviews)
rate

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

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Kia K4
Hyundai i30

Costs and Consumption
Price
24,800 - 34,200 £
Price
24,600 - 31,400 £
Consumption L/100km
5.8 - 7.2 L/100km
Consumption L/100km
5.9 - 6.3 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
132 - 161 g/km
co2
134 - 142 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback, Estate
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,415 - 1,540 kg
Curb weight
1,315 - 1,435 kg
Trunk capacity
328 - 604 L
Trunk capacity
395 L
Length
-
Length
-
Width
1,850 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
435 - 455 kg
Payload
445 - 485 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
115 - 180 HP
Power HP
115 - 150 HP
Acceleration 0-100km/h
8.4 - 12.3 s
Acceleration 0-100km/h
8.9 - 11.7 s
Max Speed
-
Max Speed
-
Torque
200 - 265 Nm
Torque
172 - 250 Nm
Number of Cylinders
3 - 4
Number of Cylinders
3 - 4
Power kW
85 - 132 kW
Power kW
85 - 110 kW
Engine capacity
998 - 1,598 cm3
Engine capacity
998 - 1,598 cm3

General
Model Year
2,025 - 2,026
Model Year
2026
CO2 Efficiency Class
D, E, F
CO2 Efficiency Class
D, E
Brand
Kia
Brand
Hyundai
Is the Kia K4 offered with different drivetrains?

The Kia K4 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.