VS

Mercedes GLB vs Maserati MC20 Roadster comparison

Compare performance (354 HP vs 630 HP), boot space and price (43,200 £ vs 235,600 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Maserati MC20 Roadster?

Mercedes GLB vs Maserati MC20 Roadster: Key differences

Mercedes GLB

3.6 (4 Reviews)
rate
  • substantially cheaper
  • significantly more efficient
  • substantially more trunk space
details

Maserati MC20 Roadster

  • clearly more power
  • clearly quicker 0–100 km/h
  • a bit lighter
details

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.

Mercedes GLB is substantially cheaper – starting at 43,200 £ , while the Maserati MC20 Roadster costs 235,600 £ . That’s a price difference of around 192,358 £.

Fuel consumption also shows a difference: the Mercedes GLB uses 5.7 L/100km and is significantly more efficient than the Maserati MC20 Roadster with 11.7 L/100km. The difference is about 6 L/100km.

MC20 Roadster

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 Maserati MC20 Roadster offers clearly more power – delivering 630 HP compared to 354 HP. That’s roughly 276 HP more horsepower.

When accelerating from 0 to 100 km/h, the Maserati MC20 Roadster is clearly quicker – completing the sprint in 2.9 s, while the Mercedes GLB takes 5.5 s. That’s about 2.6 s quicker.

There’s also a difference in torque: the Maserati MC20 Roadster delivers noticeably more torque with 730 Nm compared to 515 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?

Seats: Mercedes GLB offers more seats – 5 vs 2.

In terms of curb weight, Maserati MC20 Roadster is a bit lighter – 1,534 kg compared to 1,840 kg. The difference is around 306 kg.

Looking at boot space, the Mercedes GLB offers substantially more boot space – 540 L compared to 100 L. That’s a difference of about 440 L.

When it comes to payload, the Mercedes GLB carries clearly more – 505 kg compared to 256 kg. That’s a difference of about 249 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
Mercedes GLB
Maserati MC20 Roadster

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 compact luxury SUV that blends smart packaging with a polished, composed driving experience. Its flexible interior and premium feel make it a sensible pick for buyers who want Mercedes comfort and practicality in a smaller footprint.

details

Maserati MC20 Roadster

The Maserati MC20 Roadster is an open-top Italian exotic that pairs razor-sharp handling with a cathedral-like exhaust voice and sculpted, winglike bodywork that stops people in their tracks. It’s for buyers who want rarity and drama in a usable package — a car that looks like gallery art, sounds like a declaration and asks for a confident owner with a generous sense of adventure (and budget).

details
Mercedes GLB
Maserati MC20 Roadster

Costs and Consumption

Price
43,200 - 62,400 £
Price
235,600 £
Consumption L/100km
5.7 - 6.1 L/100km
Consumption L/100km
11.7 L/100km
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Consumption kWh/100km
-
Electric Range
431 - 631 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 138 g/km
co2
265 g/km
Fuel tank capacity
-
Fuel tank capacity
60 L

Dimensions and Body

Body Type
SUV
Body Type
Roadster
Seats
5
Seats
2
Doors
-
Doors
2
Curb weight
1,840 - 2,280 kg
Curb weight
1,534 kg
Trunk capacity
540 L
Trunk capacity
100 L
Length
-
Length
4,669 mm
Width
1,861 mm
Width
1,965 mm
Height
-
Height
1,224 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
485 - 505 kg
Payload
256 kg

Engine and Performance

Engine Type
Electric, Full Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
156 - 354 HP
Power HP
630 HP
Acceleration 0-100km/h
5.5 - 9.7 s
Acceleration 0-100km/h
2.9 s
Max Speed
-
Max Speed
320 km/h
Torque
280 - 515 Nm
Torque
730 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
115 - 260 kW
Power kW
463 kW
Engine capacity
1,499 cm3
Engine capacity
3,000 cm3

General

Model Year
2026
Model Year
2024
CO2 Efficiency Class
A, D, E
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Maserati
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.