VS

Kia EV3 vs Mercedes GLB comparison

Compare performance (204 HP vs 354 HP), boot space and price (30,800 £ vs 50,600 £ ) at a glance. Find out which car is the better choice for you – Kia EV3 or Mercedes GLB?

Kia EV3 vs Mercedes GLB: Key differences

Kia EV3

4.7 (3 Reviews)
rate
  • considerably cheaper
  • only slightly more efficient
  • clearly lighter

Mercedes GLB

3.6 (4 Reviews)
rate
  • clearly more power
  • marginally more electric range
  • noticeably quicker 0–100 km/h
  • somewhat more trunk space

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.

Kia EV3 is considerably cheaper – starting at 30,800 £ , while the Mercedes GLB costs 50,600 £ . That’s a price difference of around 19,764 £.

In terms of energy consumption, the Kia EV3 is only slightly more efficient: consuming 14.9 kWh/100km compared to 15.8 kWh/100km for the Mercedes GLB. That’s a difference of about 0.9 kWh/100km.

As for electric range, the Mercedes GLB offers marginally more range – reaching up to 631 km, about 26 km more than the Kia EV3.

GLB

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 GLB offers clearly more power – delivering 354 HP compared to 204 HP. That’s roughly 150 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLB is noticeably quicker – completing the sprint in 5.5 s, while the Kia EV3 takes 7.5 s. That’s about 2 s quicker.

There’s also a difference in torque: the Mercedes GLB delivers considerably more torque with 515 Nm compared to 283 Nm. That’s about 232 Nm more.

EV3

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Kia EV3 is clearly lighter – 1,800 kg compared to 2,200 kg. The difference is around 400 kg.

Looking at boot space, the Mercedes GLB offers somewhat more boot space – 540 L compared to 460 L. That’s a difference of about 80 L.

When it comes to payload, the Mercedes GLB carries marginally more – 500 kg compared to 470 kg. That’s a difference of about 30 kg.

Who wins the race in the data check?

The Mercedes GLB 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 £50,600
GLB

Mercedes GLB

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 272 - 354 HP
  • Consumption kWh/100km : 15.8 - 15.9 kWh/100km
  • Electric Range : 614 - 631 km
Kia EV3
Mercedes GLB

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Kia EV3

The Kia EV3 arrives as a cheeky, practical electric compact that manages to feel both premium and playful, delivering crisp handling and a roomy cabin that's perfect for urban life. With smart tech, friendly styling and sensible pricing, the EV3 is the kind of car that makes switching to electric feel like a no-brainer without asking you to give anything important up.

details

Mercedes GLB

The Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.

details
Kia EV3
Mercedes GLB

Costs and Consumption

Price
30,800 - 41,700 £
Price
50,600 - 62,400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.9 - 16.2 kWh/100km
Consumption kWh/100km
15.8 - 15.9 kWh/100km
Electric Range
436 - 605 km
Electric Range
614 - 631 km
Battery Capacity
58.3 - 81.4 kWh
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,800 - 1,885 kg
Curb weight
2,200 - 2,280 kg
Trunk capacity
460 L
Trunk capacity
540 L
Length
4,300 - 4,310 mm
Length
-
Width
1,850 mm
Width
1,861 mm
Height
1,560 - 1,570 mm
Height
-
Max trunk capacity
1,251 L
Max trunk capacity
-
Payload
470 kg
Payload
500 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 HP
Power HP
272 - 354 HP
Acceleration 0-100km/h
7.5 - 7.9 s
Acceleration 0-100km/h
5.5 - 7.4 s
Max Speed
170 km/h
Max Speed
-
Torque
283 Nm
Torque
335 - 515 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 kW
Power kW
200 - 260 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2,024
Model Year
2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Kia
Brand
Mercedes-Benz
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.