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Mercedes GLB vs Nissan Ariya comparison

Compare performance (354 HP vs 435 HP), boot space and price (50,600 £ vs 37,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Nissan Ariya?

Mercedes GLB vs Nissan Ariya: Key differences

Mercedes GLB

3.2 (3 Reviews)
rate
  • slightly more efficient
  • moderately more electric range
  • moderately more trunk space

Nissan Ariya

5 (1 Reviews)
rate
  • clearly cheaper
  • slightly more power
  • very slightly quicker 0–100 km/h
  • somewhat lighter

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

GLB

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Nissan Ariya is clearly cheaper – starting at 37,300 £ , while the Mercedes GLB costs 50,600 £ . That’s a price difference of around 13,335 £.

In terms of energy consumption, the Mercedes GLB is slightly more efficient: consuming 15.8 kWh/100km compared to 17.7 kWh/100km for the Nissan Ariya. That’s a difference of about 1.9 kWh/100km.

As for electric range, the Mercedes GLB offers moderately more range – reaching up to 631 km, about 100 km more than the Nissan Ariya.

Ariya

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 Nissan Ariya offers slightly more power – delivering 435 HP compared to 354 HP. That’s roughly 81 HP more horsepower.

When accelerating from 0 to 100 km/h, the Nissan Ariya is very slightly quicker – completing the sprint in 5 s, while the Mercedes GLB takes 5.5 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Nissan Ariya delivers moderately more torque with 600 Nm compared to 515 Nm. That’s about 85 Nm more.

GLB

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Nissan Ariya is somewhat lighter – 1,980 kg compared to 2,200 kg. The difference is around 220 kg.

Looking at boot space, the Mercedes GLB offers moderately more boot space – 540 L compared to 468 L. That’s a difference of about 72 L.

When it comes to payload, the Mercedes GLB carries slightly more – 500 kg compared to 420 kg. That’s a difference of about 80 kg.

Who wins the race in the data check?

The Nissan Ariya comes out clearly ahead 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 £37,300
Ariya

Nissan Ariya

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 218 - 435 HP
  • Consumption kWh/100km : 17.7 - 24.5 kWh/100km
  • Electric Range : 402 - 531 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

3.2 (3 Reviews)
rate
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
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Nissan Ariya

The Nissan Ariya wraps futuristic, sculpted styling around a calm, high-tech cabin, making the switch to electric feel surprisingly easy and grown-up. It’s a comfortable, sensible EV that favors everyday usability and clever packaging over headline-grabbing theatrics — ideal for buyers who want an elegant, low-fuss electric car without the ego.

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Reviews Nissan Ariya

5 (1 Reviews)
rate

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

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Costs and Consumption
Price
50,600 - 62,400 £
Price
37,300 - 54,800 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.8 - 15.9 kWh/100km
Consumption kWh/100km
17.7 - 24.5 kWh/100km
Electric Range
614 - 631 km
Electric Range
402 - 531 km
Battery Capacity
-
Battery Capacity
63 - 87 kWh
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
-
Doors
5
Curb weight
2,200 - 2,280 kg
Curb weight
1,980 - 2,277 kg
Trunk capacity
540 L
Trunk capacity
415 - 468 L
Length
-
Length
4,595 mm
Width
1,861 mm
Width
1,850 mm
Height
-
Height
1,650 mm
Max trunk capacity
-
Max trunk capacity
1,280 - 1,350 L
Payload
500 kg
Payload
363 - 420 kg

Engine and Performance
Engine Type
Electric
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, All-Wheel Drive
Power HP
272 - 354 HP
Power HP
218 - 435 HP
Acceleration 0-100km/h
5.5 - 7.4 s
Acceleration 0-100km/h
5 - 7.6 s
Max Speed
-
Max Speed
160 - 200 km/h
Torque
335 - 515 Nm
Torque
300 - 600 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
200 - 260 kW
Power kW
160 - 320 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2,026
Model Year
2,022 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Nissan
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.