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Mercedes B Class vs Fiat Grande Panda comparison

Compare performance (238 HP vs 113 HP), boot space and price (33,100 £ vs 16,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes B Class or Fiat Grande Panda?

Mercedes B Class vs Fiat Grande Panda: Key differences

Mercedes B Class

4.9 (5 Reviews)
rate
  • considerably more power
  • substantially quicker 0–100 km/h
  • very slightly more trunk space
details

Fiat Grande Panda

3.8 (1 Reviews)
rate
  • clearly cheaper
  • marginally lighter
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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

B Class

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Fiat Grande Panda is clearly cheaper – starting at 16,300 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 16,852 £.

Both cars consume an average of 5.1 L/100km – no difference here.

Grande Panda

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 B Class offers considerably more power – delivering 238 HP compared to 113 HP. That’s roughly 125 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is substantially quicker – completing the sprint in 6.5 s, while the Fiat Grande Panda takes 11.2 s. That’s about 4.7 s quicker.

There’s also a difference in torque: the Mercedes B Class delivers substantially more torque with 400 Nm compared to 205 Nm. That’s about 195 Nm more.

B Class

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, Fiat Grande Panda is marginally lighter – 1,295 kg compared to 1,405 kg. The difference is around 110 kg.

Looking at boot space, the Mercedes B Class offers very slightly more boot space – 455 L compared to 412 L. That’s a difference of about 43 L.

When it comes to payload, the Mercedes B Class carries somewhat more – 550 kg compared to 453 kg. That’s a difference of about 97 kg.

Who wins the race in the data check?

The Mercedes B Class is clearly superior 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 £33,100
B Class

Mercedes B Class

  • Engine Type : Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 238 HP
  • Consumption L/100km : 5.1 - 6.9 L/100km
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Frequently compared as well

Mercedes A Class
Mercedes B Class
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The Mercedes A‑Class is the sporty, tech‑savvy compact that thrills with sharp handling and a slick cockpit, while the Mercedes B‑Class trades a bit of attitude for towering practicality, roomier seats and a more useful boot. Choose the A‑Class if you want driving fun and style; pick the B‑Class if …
Mercedes B Class
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Mercedes B Class
Fiat Grande Panda

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

details
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Reviews Mercedes B Class

4.9 (5 Reviews)
rate
Peter
5 Mar 2026, 05:51:19

My wife and I have been driving a Mercedes W247 200d for seven years now, with 93,000 km on the clock. The car is very comfortable even on long trips and economical. At the last service the pads of the electric parking brake were replaced; otherwise no repairs. We love this car.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Fiat Grande Panda

The Grande Panda is a delightful blend of practicality and charm, making it a popular choice for urban dwellers and families alike. With its compact design, the car navigates city streets effortlessly while providing ample interior space for passengers and cargo. Its quirky styling and user-friendly features make the Grande Panda not just a mode of transport, but a fun driving experience.

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FiatGrandePanda
FiatGrandePanda (1)
FiatGrandePanda (2)

Reviews Fiat Grande Panda

3.8 (1 Reviews)
rate

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

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Mercedes B Class
Fiat Grande Panda

Costs and Consumption
Price
33,100 - 52,500 £
Price
16,300 - 25,700 £
Consumption L/100km
5.1 - 6.9 L/100km
Consumption L/100km
5.1 - 5.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
16.8 kWh/100km
Electric Range
-
Electric Range
320 km
Battery Capacity
-
Battery Capacity
-
co2
133 - 156 g/km
co2
0 - 131 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
MPV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,405 - 1,565 kg
Curb weight
1,295 - 1,554 kg
Trunk capacity
445 - 455 L
Trunk capacity
361 - 412 L
Length
-
Length
-
Width
1,796 mm
Width
1,763 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
515 - 550 kg
Payload
353 - 453 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel
Engine Type
Electric, Petrol MHEV, Petrol
Transmission
Automatic
Transmission
Automatic, Manuel
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic, Manual Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 238 HP
Power HP
100 - 113 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
11.2 - 11.5 s
Max Speed
-
Max Speed
-
Torque
200 - 400 Nm
Torque
122 - 205 Nm
Number of Cylinders
4
Number of Cylinders
3
Power kW
85 - 175 kW
Power kW
74 - 83 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
1,199 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D, E, F
CO2 Efficiency Class
A, D
Brand
Mercedes-Benz
Brand
Fiat
What drivetrain options does the Mercedes B Class have?

Available configurations include Front-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.