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Vauxhall Astra vs Kia K4 comparison

Compare performance (196 HP vs 180 HP), boot space and price (28,300 £ vs 24,800 £ ) at a glance. Find out which car is the better choice for you – Vauxhall Astra or Kia K4?

Vauxhall Astra vs Kia K4: Key differences

Vauxhall Astra

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

Kia K4

  • a bit cheaper
  • very slightly lighter
  • visibly more trunk space

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

Astra

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 a bit cheaper – starting at 24,800 £ , while the Vauxhall Astra costs 28,300 £ . That’s a price difference of around 3,515 £.

Fuel consumption also shows a difference: the Vauxhall Astra uses 2.2 L/100km and is considerably more efficient than the Kia K4 with 5.8 L/100km. The difference is about 3.6 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 Vauxhall Astra offers only slightly more power – delivering 196 HP compared to 180 HP. That’s roughly 16 HP more horsepower.

When accelerating from 0 to 100 km/h, the Vauxhall Astra is slightly quicker – completing the sprint in 7.6 s, while the Kia K4 takes 8.4 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Vauxhall Astra delivers noticeably more torque with 360 Nm compared to 265 Nm. That’s about 95 Nm more.

Astra

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 1,438 kg. The difference is around 23 kg.

Looking at boot space, the Kia K4 offers visibly more boot space – 604 L compared to 422 L. That’s a difference of about 182 L.

When it comes to payload, the Vauxhall Astra carries only slightly more – 502 kg compared to 455 kg. That’s a difference of about 47 kg.

Who wins the race in the data check?

The Vauxhall Astra 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.

from £28,300
Astra

Vauxhall Astra

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel, Electric
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 130 - 196 HP
  • Consumption L/100km : 2.2 - 4.9 L/100km
  • Consumption kWh/100km : 15.3 kWh/100km
  • Electric Range : 83 - 454 km
details

Frequently compared as well

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Vauxhall Astra
Kia K4

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Vauxhall Astra

The Opel Astra strikes a neat balance between everyday practicality and engaging handling, so the daily grind suddenly feels a bit less dull. Inside it's intelligently packaged with modern kit and comfortable seating, making it a very sensible pick for buyers who want a dependable hatchback that doesn't take itself too seriously.

details
01_Opel-Astra-518263
05_Opel-Astra-518267
24_Opel-Astra-518297

Reviews Vauxhall Astra

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
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Reviews Kia K4

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

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Vauxhall Astra
Kia K4

Costs and Consumption
Price
28,300 - 37,900 £
Price
24,800 - 34,200 £
Consumption L/100km
2.2 - 4.9 L/100km
Consumption L/100km
5.8 - 7.2 L/100km
Consumption kWh/100km
15.3 kWh/100km
Consumption kWh/100km
-
Electric Range
83 - 454 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 130 g/km
co2
132 - 161 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback, Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,438 - 1,733 kg
Curb weight
1,415 - 1,540 kg
Trunk capacity
310 - 422 L
Trunk capacity
328 - 604 L
Length
-
Length
-
Width
1,859 mm
Width
1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
438 - 502 kg
Payload
435 - 455 kg

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Engine Type
Petrol, Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
130 - 196 HP
Power HP
115 - 180 HP
Acceleration 0-100km/h
7.6 - 10.6 s
Acceleration 0-100km/h
8.4 - 12.3 s
Max Speed
-
Max Speed
-
Torque
230 - 360 Nm
Torque
200 - 265 Nm
Number of Cylinders
3 - 4
Number of Cylinders
3 - 4
Power kW
96 - 144 kW
Power kW
85 - 132 kW
Engine capacity
1,199 - 1,598 cm3
Engine capacity
998 - 1,598 cm3

General
Model Year
2,026
Model Year
2,025 - 2,026
CO2 Efficiency Class
C, B, D, A
CO2 Efficiency Class
D, E, F
Brand
Vauxhall
Brand
Kia
Is the Vauxhall Astra offered with different drivetrains?

The Vauxhall Astra is available as 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.