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Fiat 600 vs Kia K4 comparison

Compare performance (156 HP vs 180 HP), boot space and price (21,000 £ vs 24,800 £ ) at a glance. Find out which car is the better choice for you – Fiat 600 or Kia K4?

Fiat 600 vs Kia K4: Key differences

Fiat 600

4.8 (3 Reviews)
rate
  • a bit cheaper
  • markedly more efficient
  • somewhat lighter
details

Kia K4

  • moderately more power
  • only slightly quicker 0–100 km/h
  • clearly more trunk space
details

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

600

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.

Fiat 600 is a bit cheaper – starting at 21,000 £ , while the Kia K4 costs 24,800 £ . That’s a price difference of around 3,771 £.

Fuel consumption also shows a difference: the Fiat 600 uses 4.8 L/100km and is markedly more efficient than the Kia K4 with 5.8 L/100km. The difference is about 1 L/100km.

K4

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Kia K4 offers moderately more power – delivering 180 HP compared to 156 HP. That’s roughly 24 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 Fiat 600 takes 8.5 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Kia K4 delivers only slightly more torque with 265 Nm compared to 260 Nm. That’s about 5 Nm more.

600

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, Fiat 600 is somewhat lighter – 1,265 kg compared to 1,415 kg. The difference is around 150 kg.

Looking at boot space, the Kia K4 offers clearly more boot space – 604 L compared to 385 L. That’s a difference of about 219 L.

When it comes to payload, the Fiat 600 carries somewhat more – 517 kg compared to 455 kg. That’s a difference of about 62 kg.

Who wins the race in the data check?

The Fiat 600 leads convincingly 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 £21,000
600

Fiat 600

  • Engine Type : Petrol MHEV, Electric, Petrol
  • Transmission : Automatic, Manuel
  • Drive Type : Front-Wheel Drive
  • Power HP : 100 - 156 HP
  • Consumption L/100km : 4.8 - 5.7 L/100km
  • Consumption kWh/100km : 15.1 kWh/100km
  • Electric Range : 409 km
Fiat 600
Kia K4

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Fiat 600

The Fiat 600 is small, cheeky and utterly charming, a pocket-sized Italian that packs more personality than its size suggests. Ideal for city buyers who want fuss-free motoring with a playful driving character, it puts smiles ahead of spreadsheets.

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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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Fiat 600
Kia K4

Costs and Consumption

Price
21,000 - 31,300 £
Price
24,800 - 34,200 £
Consumption L/100km
4.8 - 5.7 L/100km
Consumption L/100km
5.8 - 7.2 L/100km
Consumption kWh/100km
15.1 kWh/100km
Consumption kWh/100km
-
Electric Range
409 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 129 g/km
co2
132 - 161 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Hatchback, Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,265 - 1,595 kg
Curb weight
1,415 - 1,540 kg
Trunk capacity
360 - 385 L
Trunk capacity
328 - 604 L
Length
-
Length
-
Width
1,779 mm
Width
1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
427 - 517 kg
Payload
435 - 455 kg

Engine and Performance

Engine Type
Petrol MHEV, Electric, Petrol
Engine Type
Petrol, Petrol MHEV
Transmission
Automatic, Manuel
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox, Manual Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
100 - 156 HP
Power HP
115 - 180 HP
Acceleration 0-100km/h
8.5 - 10.6 s
Acceleration 0-100km/h
8.4 - 12.3 s
Max Speed
-
Max Speed
-
Torque
205 - 260 Nm
Torque
200 - 265 Nm
Number of Cylinders
3
Number of Cylinders
3 - 4
Power kW
74 - 115 kW
Power kW
85 - 132 kW
Engine capacity
1,199 cm3
Engine capacity
998 - 1,598 cm3

General

Model Year
2,025 - 2,026
Model Year
2,025 - 2,026
CO2 Efficiency Class
C, A, D
CO2 Efficiency Class
D, E, F
Brand
Fiat
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.