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Mercedes GLA vs Kia K4 - Differences and prices compared

Compare performance (421 HP vs 180 HP), boot space and price (38800 £ vs 25700 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLA or Kia K4?

Mercedes GLA

4.7 (2 Reviews)
rate

Kia K4

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

GLA

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Kia K4 has a clearly advantage in terms of price – it starts at 25700 £ , while the Mercedes GLA costs 38800 £ . That’s a price difference of around 13131 £.

Fuel consumption also shows a difference: Mercedes GLA manages with 2.90 L and is therefore convincingly more efficient than the Kia K4 with 5.80 L. The difference is about 2.90 L per 100 km.

GLA

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 Mercedes GLA has a decisively edge – offering 421 HP compared to 180 HP. That’s roughly 241 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLA is decisively quicker – completing the sprint in 4.30 s, while the Kia K4 takes 8.40 s. That’s about 4.10 s faster.

There’s also a difference in torque: Mercedes GLA pulls significantly stronger with 500 Nm compared to 265 Nm. That’s about 235 Nm difference.

GLA

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 curb weight, Kia K4 is somewhat lighter – 1415 kg compared to 1570 kg. The difference is around 155 kg.

In terms of boot space, the Kia K4 offers hardly perceptible more room – 438 L compared to 435 L. That’s a difference of about 3 L.

When it comes to payload, Mercedes GLA slight takes the win – 500 kg compared to 455 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The Mercedes GLA 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.

Mercedes GLA
Kia K4

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £38,800
GLA

Mercedes GLA

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.9 - 9.5 L
  • Electric Range : 74 km
details

Mercedes GLA

4.7 (2 Reviews)
rate

The Mercedes GLA blends Mercedes style with compact crossover practicality, looking sharper than its size suggests while still feeling purposeful around town. Inside it serves up premium materials and tech-forward ergonomics, and the composed ride makes it an appealing pick for buyers who want luxury wrapped in a city-friendly package with a wink of adventurous spirit.

details
20C0047_067
20C0047_071
20C0047_104
20C0047_115

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

Reviews Mercedes GLA

4.7 (2 Reviews)
rate

Reviews Kia K4

Top Car Comparisons

Mercedes B Class
Mercedes GLA
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Mercedes GLA
Kia K4

Costs and Consumption
Price
38800 - 75300 £
Price
25700 - 32800 £
Consumption L/100km
2.9 - 9.5 L
Consumption L/100km
5.8 - 6.9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
74 km
Electric Range
-
Battery Capacity
12.90 kWh
Battery Capacity
-
co2
66 - 216 g/km
co2
132 - 155 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1570 - 1810 kg
Curb weight
1415 - 1500 kg
Trunk capacity
385 - 435 L
Trunk capacity
328 - 438 L
Length
4412 - 4443 mm
Length
-
Width
1834 - 1849 mm
Width
1850 mm
Height
1590 - 1616 mm
Height
-
Max trunk capacity
1385 - 1430 L
Max trunk capacity
-
Payload
480 - 500 kg
Payload
435 - 455 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Engine Type
Petrol, Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 421 HP
Power HP
115 - 180 HP
Acceleration 0-100km/h
4.3 - 11 s
Acceleration 0-100km/h
8.4 - 12.3 s
Max Speed
190 - 270 km/h
Max Speed
-
Torque
230 - 500 Nm
Torque
200 - 265 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
85 - 310 kW
Power kW
85 - 132 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
998 - 1598 cm3

General
Model Year
2024 - 2025
Model Year
2025
CO2 Efficiency Class
B, E, F, G
CO2 Efficiency Class
D, E
Brand
Mercedes-Benz
Brand
Kia

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What drivetrain options does the Mercedes GLA have?

Available configurations include Front-Wheel Drive or All-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.