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Mazda 3 Sedan vs Kia K4 comparison

Compare performance (186 HP vs 180 HP), boot space and price (25,000 £ vs 24,800 £ ) at a glance. Find out which car is the better choice for you – Mazda 3 Sedan or Kia K4?

Mazda 3 Sedan vs Kia K4: Key differences

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • only slightly more power
  • very slightly more efficient
  • very slightly quicker 0–100 km/h

Kia K4

  • marginally cheaper
  • very slightly lighter
  • markedly more trunk space

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

3 Sedan

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 K4 is marginally cheaper – starting at 24,800 £ , while the Mazda 3 Sedan costs 25,000 £ . That’s a price difference of around 215 £.

Fuel consumption also shows a difference: the Mazda 3 Sedan uses 5.5 L/100km and is very slightly more efficient than the Kia K4 with 5.8 L/100km. The difference is about 0.3 L/100km.

K4

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 Mazda 3 Sedan offers only slightly more power – delivering 186 HP compared to 180 HP. That’s roughly 6 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mazda 3 Sedan is very slightly quicker – completing the sprint in 8.1 s, while the Kia K4 takes 8.4 s. That’s about 0.3 s quicker.

There’s also a difference in torque: the Kia K4 delivers marginally more torque with 265 Nm compared to 240 Nm. That’s about 25 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, Kia K4 is very slightly lighter – 1,415 kg compared to 1,420 kg. The difference is around 5 kg.

Looking at boot space, the Kia K4 offers markedly more boot space – 604 L compared to 450 L. That’s a difference of about 154 L.

When it comes to payload, the Mazda 3 Sedan carries very slightly more – 481 kg compared to 455 kg. That’s a difference of about 26 kg.

Who wins the race in the data check?

The Mazda 3 Sedan is slightly 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 £25,000
3 Sedan

Mazda 3 Sedan

  • Engine Type : Petrol MHEV
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 140 - 186 HP
  • Consumption L/100km : 5.5 - 6.1 L/100km
details

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Mazda 3 Sedan
Kia K4

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

details
serpimg_ikGkXb

Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate

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

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.

details
serpimg_SfmUuV

Reviews Kia K4

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

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Mazda 3 Sedan
Kia K4

Costs and Consumption
Price
25,000 - 34,200 £
Price
24,800 - 34,200 £
Consumption L/100km
5.5 - 6.1 L/100km
Consumption L/100km
5.8 - 7.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
123 - 135 g/km
co2
132 - 161 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback, Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,420 - 1,492 kg
Curb weight
1,415 - 1,540 kg
Trunk capacity
450 L
Trunk capacity
328 - 604 L
Length
-
Length
-
Width
1,795 mm
Width
1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
467 - 481 kg
Payload
435 - 455 kg

Engine and Performance
Engine Type
Petrol MHEV
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
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
140 - 186 HP
Power HP
115 - 180 HP
Acceleration 0-100km/h
8.1 - 9.8 s
Acceleration 0-100km/h
8.4 - 12.3 s
Max Speed
-
Max Speed
-
Torque
238 - 240 Nm
Torque
200 - 265 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
103 - 137 kW
Power kW
85 - 132 kW
Engine capacity
1,998 - 2,488 cm3
Engine capacity
998 - 1,598 cm3

General
Model Year
2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
D
CO2 Efficiency Class
D, E, F
Brand
Mazda
Brand
Kia
What drivetrain options does the Mazda 3 Sedan have?

The Mazda 3 Sedan 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.