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Subaru BRZ vs Kia K4 comparison

Compare performance (235 HP vs 180 HP), boot space and price (36,000 £ vs 24,800 £ ) at a glance. Find out which car is the better choice for you – Subaru BRZ or Kia K4?

Subaru BRZ vs Kia K4: Key differences

Subaru BRZ

  • visibly more power
  • noticeably quicker 0–100 km/h
  • somewhat lighter
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Kia K4

4.4 (6 Reviews)
rate
  • substantially cheaper
  • considerably more efficient
  • clearly 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

BRZ

Costs and Efficiency:

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

Kia K4 is substantially cheaper – starting at 24,800 £ , while the Subaru BRZ costs 36,000 £ . That’s a price difference of around 11,229 £.

Fuel consumption also shows a difference: the Kia K4 uses 5.8 L/100km and is considerably more efficient than the Subaru BRZ with 8.8 L/100km. The difference is about 3 L/100km.

K4

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 Subaru BRZ offers visibly more power – delivering 235 HP compared to 180 HP. That’s roughly 55 HP more horsepower.

When accelerating from 0 to 100 km/h, the Subaru BRZ is noticeably quicker – completing the sprint in 6.3 s, while the Kia K4 takes 8.4 s. That’s about 2.1 s quicker.

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

BRZ

Space and Everyday Use:

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

Seats: Kia K4 offers more seats – 5 vs 4.

In terms of curb weight, Subaru BRZ is somewhat lighter – 1,275 kg compared to 1,415 kg. The difference is around 140 kg.

Looking at boot space, the Kia K4 offers clearly more boot space – 604 L compared to 237 L. That’s a difference of about 367 L.

When it comes to payload, the Kia K4 carries a bit more – 455 kg compared to 404 kg. That’s a difference of about 51 kg.

Who wins the race in the data check?

The Kia K4 holds a decisive overall lead 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 - 7.1 L/100km
Subaru BRZ
Kia K4

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Subaru BRZ

The Subaru BRZ is a pure driver's car — lightweight, balanced and joyfully communicative, turning every twisty back road into an invitation to grin. It doesn’t hide behind flashy tech or brute power; instead it delivers razor-sharp handling and honest feedback, making it a brilliant choice for anyone who wants driving to feel like fun again.

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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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Subaru BRZ
Kia K4

Costs and Consumption

Price
36,000 - 38,600 £
Price
24,800 - 34,200 £
Consumption L/100km
8.8 L/100km
Consumption L/100km
5.8 - 7.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
199 - 200 g/km
co2
132 - 161 g/km
Fuel tank capacity
50 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Coupe
Body Type
Hatchback, Estate
Seats
4
Seats
5
Doors
2
Doors
-
Curb weight
1,275 - 1,296 kg
Curb weight
1,415 - 1,540 kg
Trunk capacity
237 L
Trunk capacity
328 - 604 L
Length
4,265 mm
Length
-
Width
1,775 mm
Width
1,850 mm
Height
1,310 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
395 - 404 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, Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
235 HP
Power HP
115 - 180 HP
Acceleration 0-100km/h
6.3 - 6.9 s
Acceleration 0-100km/h
8.4 - 12.3 s
Max Speed
216 - 226 km/h
Max Speed
-
Torque
250 Nm
Torque
200 - 265 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
172 kW
Power kW
85 - 132 kW
Engine capacity
2,387 cm3
Engine capacity
998 - 1,598 cm3

General

Model Year
2024
Model Year
2,025 - 2,026
CO2 Efficiency Class
G
CO2 Efficiency Class
D, E, F
Brand
Subaru
Brand
Kia
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.