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Mazda CX-5 vs Mercedes GLB comparison

Compare performance (141 HP vs 354 HP), boot space and price (30,000 £ vs 50,600 £ ) at a glance. Find out which car is the better choice for you – Mazda CX-5 or Mercedes GLB?

Mazda CX-5 vs Mercedes GLB: Key differences

Mazda CX-5

4.6 (7 Reviews)
rate
  • substantially cheaper
  • clearly lighter
  • barely more trunk space

Mercedes GLB

3.6 (4 Reviews)
rate
  • substantially more power
  • significantly quicker 0–100 km/h

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

CX-5

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.

Mazda CX-5 is substantially cheaper – starting at 30,000 £ , while the Mercedes GLB costs 50,600 £ . That’s a price difference of around 20,621 £.

GLB

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 GLB offers substantially more power – delivering 354 HP compared to 141 HP. That’s roughly 213 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLB is significantly quicker – completing the sprint in 5.5 s, while the Mazda CX-5 takes 10.5 s. That’s about 5 s quicker.

There’s also a difference in torque: the Mercedes GLB delivers substantially more torque with 515 Nm compared to 238 Nm. That’s about 277 Nm more.

CX-5

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, Mazda CX-5 is clearly lighter – 1,629 kg compared to 2,200 kg. The difference is around 571 kg.

Looking at boot space, the Mazda CX-5 offers barely more boot space – 583 L compared to 540 L. That’s a difference of about 43 L.

When it comes to payload, the Mazda CX-5 carries moderately more – 601 kg compared to 500 kg. That’s a difference of about 101 kg.

Who wins the race in the data check?

The Mercedes GLB is far ahead 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
Mazda CX-5
Mercedes GLB

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mazda CX-5

The Mazda CX-5 blends elegant, athletic styling with a surprisingly engaging driving character, turning routine trips into small, satisfying adventures. Inside it feels thoughtfully built and comfortable, offering sensible practicality and a premium feel that punches above its price.

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
Mazda CX-5
Mercedes GLB

Costs and Consumption

Price
30,000 - 39,500 £
Price
50,600 - 62,400 £
Consumption L/100km
7 - 7.4 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
15.8 - 15.9 kWh/100km
Electric Range
-
Electric Range
614 - 631 km
Battery Capacity
-
Battery Capacity
-
co2
157 - 168 g/km
co2
0 g/km
Fuel tank capacity
56 - 58 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,629 - 1,671 kg
Curb weight
2,200 - 2,280 kg
Trunk capacity
466 - 583 L
Trunk capacity
540 L
Length
4,690 mm
Length
-
Width
1,860 mm
Width
1,861 mm
Height
1,695 mm
Height
-
Max trunk capacity
2,019 L
Max trunk capacity
-
Payload
601 kg
Payload
500 kg

Engine and Performance

Engine Type
Petrol MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
141 HP
Power HP
272 - 354 HP
Acceleration 0-100km/h
10.5 - 10.9 s
Acceleration 0-100km/h
5.5 - 7.4 s
Max Speed
195 km/h
Max Speed
-
Torque
238 Nm
Torque
335 - 515 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
104 kW
Power kW
200 - 260 kW
Engine capacity
2,488 cm3
Engine capacity
-

General

Model Year
2,025
Model Year
2,026
CO2 Efficiency Class
F
CO2 Efficiency Class
A
Brand
Mazda
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.