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Fiat Topolino vs Mercedes GLB comparison

Compare performance (8 HP vs 354 HP), boot space and price (8,500 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – Fiat Topolino or Mercedes GLB?

Fiat Topolino vs Mercedes GLB: Key differences

Fiat Topolino

4.3 (2 Reviews)
rate
  • clearly cheaper
  • significantly lighter
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Mercedes GLB

3.6 (4 Reviews)
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  • considerably more power
  • substantially more electric range
  • substantially more trunk space
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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

Topolino

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Fiat Topolino is clearly cheaper – starting at 8,500 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 34,720 £.

As for electric range, the Mercedes GLB offers substantially more range – reaching up to 631 km, about 556 km more than the Fiat Topolino.

GLB

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 considerably more power – delivering 354 HP compared to 8 HP. That’s roughly 346 HP more horsepower.

There’s also a difference in torque: the Mercedes GLB delivers clearly more torque with 515 Nm compared to 44 Nm. That’s about 471 Nm more.

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, Fiat Topolino is significantly lighter – 562 kg compared to 1,840 kg. The difference is around 1,278 kg.

Looking at boot space, the Mercedes GLB offers substantially more boot space – 540 L compared to 63 L. That’s a difference of about 477 L.

When it comes to payload, the Mercedes GLB carries significantly more – 505 kg compared to 138 kg. That’s a difference of about 367 kg.

Who wins the race in the data check?

The Fiat Topolino stands out in the key areas 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 £8,500
Topolino

Fiat Topolino

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 8 HP
  • Electric Range 75 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Fiat Topolino

The Fiat Topolino is a pint-sized charmer that turns every commute into a smile-inducing event, marrying vintage Italian flair with a delightfully simple driving experience. For city buyers who prize personality over pace, it offers quirky practicality, effortless parking and an irresistible retro look that feels like a Vespa with four wheels.

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Reviews Fiat Topolino

4.3 (2 Reviews)
rate

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

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.

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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
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Costs and Consumption
Price
8,500 - 8,600 £
Price
43,200 - 62,400 £
Consumption L/100km
-
Consumption L/100km
5.7 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Electric Range
75 km
Electric Range
431 - 631 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 138 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
2
Seats
5
Doors
-
Doors
-
Curb weight
562 kg
Curb weight
1,840 - 2,280 kg
Trunk capacity
63 L
Trunk capacity
540 L
Length
-
Length
-
Width
1,400 mm
Width
1,861 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
138 kg
Payload
485 - 505 kg

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

General
Model Year
2026
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, D, E
Brand
Fiat
Brand
Mercedes-Benz
What drivetrain options does the Fiat Topolino have?

Available configurations include Front-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.