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Kia EV3 vs Mercedes GLA comparison

Compare performance (265 HP vs 421 HP), boot space and price (40,200 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – Kia EV3 or Mercedes GLA?

Kia EV3 vs Mercedes GLA: Key differences

Kia EV3

4.6 (5 Reviews)
rate
  • substantially more electric range
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Mercedes GLA

4.5 (4 Reviews)
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  • marginally cheaper
  • markedly more power
  • considerably quicker 0–100 km/h
  • clearly lighter
  • only slightly 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

EV3

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.

Mercedes GLA is marginally cheaper – starting at 38,800 £ , while the Kia EV3 costs 40,200 £ . That’s a price difference of around 1,346 £.

As for electric range, the Kia EV3 offers substantially more range – reaching up to 572 km, about 498 km more than the Mercedes GLA.

GLA

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 Mercedes GLA offers markedly more power – delivering 421 HP compared to 265 HP. That’s roughly 156 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is considerably quicker – completing the sprint in 4.3 s, while the Kia EV3 takes 6.6 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Mercedes GLA delivers noticeably more torque with 500 Nm compared to 385 Nm. That’s about 115 Nm more.

EV3

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, Mercedes GLA is clearly lighter – 1,570 kg compared to 1,995 kg. The difference is around 425 kg.

Looking at boot space, the Mercedes GLA offers only slightly more boot space – 435 L compared to 413 L. That’s a difference of about 22 L.

When it comes to payload, the Mercedes GLA carries very slightly more – 500 kg compared to 485 kg. That’s a difference of about 15 kg.

Who wins the race in the data check?

The Mercedes GLA has only a minor advantage 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 £38,800
GLA

Mercedes GLA

  • Engine Type Petrol MHEV, Plugin Hybrid, 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/100km
  • Electric Range 74 km
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Frequently compared as well

Kia EV3
Kia EV2
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The Kia EV3 and Kia EV2 are two compact electric models from Kia that target different priorities — the EV3 leans toward longer range and richer equipment, while the EV2 focuses on affordability and city-friendly dimensions. This comparison will highlight the key differences in range, performance, …
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Toyota C-HR+
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Mercedes GLA

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Kia EV3

The Kia EV3 is a stylish, user-friendly electric crossover that focuses on practicality and a roomy, well-equipped cabin. It delivers a comfortable ride with intuitive technology and efficient everyday performance, making it a sensible choice for city and family use.

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Reviews Kia EV3

4.6 (5 Reviews)
rate
pedro
8 May 2026, 11:01:53

Aesthetically it seems nicer to me, and I think it's better soundproofed.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
José
24 Dec 2025, 17:42:54

A good car for a small family. Easy and practical.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Mercedes GLA

The Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.

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20C0047_115

Reviews Mercedes GLA

4.5 (4 Reviews)
rate
Lucien
1 May 2026, 07:12:24

GLA 180 petrol. Ideal for city and highway. Very smooth and quiet. The automatic gearbox is a delight. Average consumption 6.2 L/100 km. Special edition 180 Cyber Edition, leather seats....

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Gutter
24 Feb 2026, 21:53:27

Super nimble, very impressive power from this 1,300cc mild‑hybrid engine — in town, on the road and on the motorway for this 2025 GLA 180 Style AMG... premium interior!

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Serge
16 Jan 2026, 16:09:11

You have to compare like with like — the GLA should be compared to the Q3, not the Q2 as in your study!

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Kia EV3
Mercedes GLA

Costs and Consumption
Price
40,200 - 43,900 £
Price
38,800 - 75,300 £
Consumption L/100km
-
Consumption L/100km
2.9 - 9.5 L/100km
Consumption kWh/100km
15.8 kWh/100km
Consumption kWh/100km
-
Electric Range
572 km
Electric Range
74 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
66 - 216 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,995 kg
Curb weight
1,570 - 1,810 kg
Trunk capacity
413 L
Trunk capacity
385 - 435 L
Length
-
Length
-
Width
1,850 mm
Width
1,834 - 1,849 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
485 kg
Payload
480 - 500 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
265 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
6.6 s
Acceleration 0-100km/h
4.3 - 11 s
Max Speed
-
Max Speed
-
Torque
385 Nm
Torque
230 - 500 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
195 kW
Power kW
85 - 310 kW
Engine capacity
-
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2026
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
E, F, B, G
Brand
Kia
Brand
Mercedes-Benz
What drivetrain options does the Kia EV3 have?

The Kia EV3 is available as All-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.