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Mercedes GLB vs Renault Mégane comparison

Compare performance (354 HP vs 218 HP), boot space and price (43,200 £ vs 35,100 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Renault Mégane?

Mercedes GLB vs Renault Mégane: Key differences

Mercedes GLB

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

Renault Mégane

4 (1 Reviews)
rate
  • clearly cheaper
  • very slightly lighter
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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

GLB

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.

Renault Mégane is clearly cheaper – starting at 35,100 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 8,140 £.

When it comes to electricity consumption, both models perform equally – each averaging 15.4 kWh/100km.

As for electric range, the Mercedes GLB offers markedly more range – reaching up to 631 km, about 179 km more than the Renault Mégane.

Mégane

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 218 HP. That’s roughly 136 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLB is clearly quicker – completing the sprint in 5.5 s, while the Renault Mégane takes 7.4 s. That’s about 1.9 s quicker.

There’s also a difference in torque: the Mercedes GLB delivers significantly more torque with 515 Nm compared to 300 Nm. That’s about 215 Nm more.

GLB

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, Renault Mégane is very slightly lighter – 1,719 kg compared to 1,840 kg. The difference is around 121 kg.

Looking at boot space, the Mercedes GLB offers clearly more boot space – 540 L compared to 389 L. That’s a difference of about 151 L.

When it comes to payload, the Mercedes GLB carries moderately more – 505 kg compared to 446 kg. That’s a difference of about 59 kg.

Who wins the race in the data check?

The Mercedes GLB 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.

from £43,200
GLB

Mercedes GLB

  • Engine Type : Electric, Full Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 156 - 354 HP
  • Consumption L/100km : 5.7 - 6.1 L/100km
  • Consumption kWh/100km : 15.4 - 15.9 kWh/100km
  • Electric Range : 431 - 631 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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.

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Reviews Mercedes GLB

3.6 (4 Reviews)
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Hans
19 Feb 2026, 02:39:00

Great car — very satisfied with the GLB 250 4MATIC.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
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Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Renault Mégane

The Renault Mégane blends Gallic flair with practical everyday charm, showing that sensible transport can still have personality and poise. It’s a smart pick for buyers who want a comfortable, stylish hatchback that feels a little more special than the usual commute companion.

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r211807p
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Reviews Renault Mégane

4 (1 Reviews)
rate

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

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Renault Mégane

Costs and Consumption
Price
43,200 - 62,400 £
Price
35,100 - 38,500 £
Consumption L/100km
5.7 - 6.1 L/100km
Consumption L/100km
-
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Consumption kWh/100km
15.4 kWh/100km
Electric Range
431 - 631 km
Electric Range
452 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 138 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
-
Doors
5
Curb weight
1,840 - 2,280 kg
Curb weight
1,719 kg
Trunk capacity
540 L
Trunk capacity
389 L
Length
-
Length
4,200 mm
Width
1,861 mm
Width
1,783 mm
Height
-
Height
1,505 mm
Max trunk capacity
-
Max trunk capacity
1,332 L
Payload
485 - 505 kg
Payload
446 kg

Engine and Performance
Engine Type
Electric, Full Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
156 - 354 HP
Power HP
218 HP
Acceleration 0-100km/h
5.5 - 9.7 s
Acceleration 0-100km/h
7.4 s
Max Speed
-
Max Speed
160 km/h
Torque
280 - 515 Nm
Torque
300 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
115 - 260 kW
Power kW
160 kW
Engine capacity
1,499 cm3
Engine capacity
-

General
Model Year
2026
Model Year
2025
CO2 Efficiency Class
A, D, E
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Renault
What drive types are available for the Mercedes GLB?

Available configurations include Rear-Wheel Drive or 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.