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Hyundai Bayon vs Kia K4 - Differences and prices compared

Compare performance (90 HP vs 180 HP), boot space and price (20100 £ vs 25700 £ ) at a glance. Find out which car is the better choice for you – Hyundai Bayon or Kia K4?

Hyundai Bayon

4 (1 Reviews)
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Kia K4

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

Bayon

Costs and Efficiency:

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

Hyundai Bayon has a noticeable advantage in terms of price – it starts at 20100 £ , while the Kia K4 costs 25700 £ . That’s a price difference of around 5648 £.

Both cars consume an average of 5.80 L per 100 km – no difference here.

Bayon

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Kia K4 has a decisively edge – offering 180 HP compared to 90 HP. That’s roughly 90 HP more horsepower.

In acceleration from 0 to 100 km/h, the Kia K4 is convincingly quicker – completing the sprint in 8.40 s, while the Hyundai Bayon takes 11.90 s. That’s about 3.50 s faster.

There’s also a difference in torque: Kia K4 pulls evident stronger with 265 Nm compared to 172 Nm. That’s about 93 Nm difference.

Bayon

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, Hyundai Bayon is distinct lighter – 1175 kg compared to 1415 kg. The difference is around 240 kg.

In terms of boot space, the Kia K4 offers minimal more room – 438 L compared to 411 L. That’s a difference of about 27 L.

When it comes to payload, Hyundai Bayon minimal takes the win – 460 kg compared to 455 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Kia K4 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.

Hyundai Bayon
Kia K4

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £25,700
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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 - 6.9 L
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Hyundai Bayon

4 (1 Reviews)
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The Hyundai Bayon slips neatly between city runabout and small SUV, offering surprising practicality and a fresh, confident design that stands out in urban traffic. It's an easy buy for shoppers who want smart packaging, tidy handling and a dash of personality without fuss — a sensible little crossover that makes everyday driving a bit more enjoyable.

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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 Hyundai Bayon

4 (1 Reviews)
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Reviews Kia K4

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Costs and Consumption
Price
20100 - 25800 £
Price
25700 - 32800 £
Consumption L/100km
5.80 L
Consumption L/100km
5.8 - 6.9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
130 - 132 g/km
co2
132 - 155 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1175 - 1200 kg
Curb weight
1415 - 1500 kg
Trunk capacity
411 L
Trunk capacity
328 - 438 L
Length
-
Length
-
Width
1775 mm
Width
1850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
450 - 460 kg
Payload
435 - 455 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol, Petrol MHEV
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
90 HP
Power HP
115 - 180 HP
Acceleration 0-100km/h
11.9 - 13.3 s
Acceleration 0-100km/h
8.4 - 12.3 s
Max Speed
-
Max Speed
-
Torque
172 Nm
Torque
200 - 265 Nm
Number of Cylinders
3
Number of Cylinders
3 - 4
Power kW
66 kW
Power kW
85 - 132 kW
Engine capacity
998 cm3
Engine capacity
998 - 1598 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
D, E
Brand
Hyundai
Brand
Kia

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What drivetrain options does the Hyundai Bayon have?

The Hyundai Bayon is available as 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.