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Fiat Doblò vs Mercedes GLB comparison
Compare performance (130 HP vs 354 HP), boot space and price (25,800 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – Fiat Doblò or Mercedes GLB?
Fiat Doblò vs Mercedes GLB: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Doblò
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
Fiat Doblò is considerably cheaper – starting at 25,800 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 17,422 £.
Fuel consumption also shows a difference: the Fiat Doblò uses 5.5 L/100km and is only slightly more efficient than the Mercedes GLB with 5.7 L/100km. The difference is about 0.2 L/100km.
GLB
Engine and Performance:
Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.
When it comes to engine power, the Mercedes GLB offers substantially more power – delivering 354 HP compared to 130 HP. That’s roughly 224 HP more horsepower.
There’s also a difference in torque: the Mercedes GLB delivers clearly more torque with 515 Nm compared to 300 Nm. That’s about 215 Nm more.
Doblò
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, Fiat Doblò is clearly lighter – 1,530 kg compared to 1,840 kg. The difference is around 310 kg.
When it comes to payload, the Fiat Doblò carries visibly more – 840 kg compared to 505 kg. That’s a difference of about 335 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
Mercedes GLB
Fiat Doblò
Mercedes GLB
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Fiat Doblò
The Fiat Doblò is Fiat’s pragmatic workhorse that doubles as a family companion—deceptively roomy, easy to live with and built to swallow awkward loads without drama. It won’t win style prizes, but its sensible packaging, no-nonsense character and low-stress ownership make it a very practical choice for buyers who prefer usefulness over flash.
details
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
Fiat Doblò
Mercedes GLB
Costs and Consumption |
|
|---|---|
|
Price
25,800 - 29,600 £
|
Price
43,200 - 62,400 £
|
|
Consumption L/100km
5.5 - 5.8 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
-
|
Electric Range
431 - 631 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
144 - 152 g/km
|
co2
0 - 138 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
High Roof Estate
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,530 - 1,658 kg
|
Curb weight
1,840 - 2,280 kg
|
|
Trunk capacity
-
|
Trunk capacity
540 L
|
|
Length
-
|
Length
-
|
|
Width
1,848 mm
|
Width
1,861 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
722 - 840 kg
|
Payload
485 - 505 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel
|
Engine Type
Electric, Full Hybrid
|
|
Transmission
Manuel, Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Manual Gearbox, Automatic Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Front-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
102 - 130 HP
|
Power HP
156 - 354 HP
|
|
Acceleration 0-100km/h
-
|
Acceleration 0-100km/h
5.5 - 9.7 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
250 - 300 Nm
|
Torque
280 - 515 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
75 - 96 kW
|
Power kW
115 - 260 kW
|
|
Engine capacity
1,499 cm3
|
Engine capacity
1,499 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2026
|
|
CO2 Efficiency Class
E
|
CO2 Efficiency Class
A, D, E
|
|
Brand
Fiat
|
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.