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?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
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.
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.
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.
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.
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.
detailsThe 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.
detailsCosts and Consumption |
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|---|---|
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Price
30,800 - 41,700 £
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Price
50,600 - 62,400 £
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Consumption L/100km
-
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Consumption L/100km
-
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Consumption kWh/100km
14.9 - 16.2 kWh/100km
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Consumption kWh/100km
15.8 - 15.9 kWh/100km
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Electric Range
436 - 605 km
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Electric Range
614 - 631 km
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Battery Capacity
58.3 - 81.4 kWh
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Battery Capacity
-
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co2
0 g/km
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co2
0 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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Body Type
SUV
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Body Type
SUV
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Seats
5
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Seats
5
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Doors
5
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Doors
-
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Curb weight
1,800 - 1,885 kg
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Curb weight
2,200 - 2,280 kg
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Trunk capacity
460 L
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Trunk capacity
540 L
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Length
4,300 - 4,310 mm
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Length
-
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Width
1,850 mm
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Width
1,861 mm
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Height
1,560 - 1,570 mm
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Height
-
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Max trunk capacity
1,251 L
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Max trunk capacity
-
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Payload
470 kg
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Payload
500 kg
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Engine and Performance |
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|---|---|
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Engine Type
Electric
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Engine Type
Electric
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Reduction Gearbox
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Transmission Detail
Reduction Gearbox
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Drive Type
Front-Wheel Drive
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Power HP
204 HP
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Power HP
272 - 354 HP
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Acceleration 0-100km/h
7.5 - 7.9 s
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Acceleration 0-100km/h
5.5 - 7.4 s
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Max Speed
170 km/h
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Max Speed
-
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Torque
283 Nm
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Torque
335 - 515 Nm
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Number of Cylinders
-
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Number of Cylinders
-
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Power kW
150 kW
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Power kW
200 - 260 kW
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Engine capacity
-
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Engine capacity
-
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General |
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|---|---|
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Model Year
2,024
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Model Year
2,026
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CO2 Efficiency Class
A
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CO2 Efficiency Class
A
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Brand
Kia
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Brand
Mercedes-Benz
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