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Fiat 500 Convertible vs Mercedes A Class Saloon comparison

Compare performance (118 HP vs 320 HP), boot space and price (19,700 £ vs 32,700 £ ) at a glance. Find out which car is the better choice for you – Fiat 500 Convertible or Mercedes A Class Saloon?

Fiat 500 Convertible vs Mercedes A Class Saloon: Key differences

Fiat 500 Convertible

  • significantly cheaper
  • considerably more electric range
  • visibly lighter
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Mercedes A Class Saloon

  • considerably more power
  • significantly more efficient
  • substantially quicker 0–100 km/h
  • significantly more trunk space
details

By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

500 Convertible

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 500 Convertible is significantly cheaper – starting at 19,700 £ , while the Mercedes A Class Saloon costs 32,700 £ . That’s a price difference of around 13,016 £.

Fuel consumption also shows a difference: the Mercedes A Class Saloon uses 0.7 L/100km and is significantly more efficient than the Fiat 500 Convertible with 5.2 L/100km. The difference is about 4.5 L/100km.

As for electric range, the Fiat 500 Convertible offers considerably more range – reaching up to 313 km, about 225 km more than the Mercedes A Class Saloon.

A Class Saloon

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 A Class Saloon offers considerably more power – delivering 320 HP compared to 118 HP. That’s roughly 202 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class Saloon is substantially quicker – completing the sprint in 4.8 s, while the Fiat 500 Convertible takes 9 s. That’s about 4.2 s quicker.

There’s also a difference in torque: the Mercedes A Class Saloon delivers clearly more torque with 450 Nm compared to 220 Nm. That’s about 230 Nm more.

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Mercedes A Class Saloon offers more seats – 5 vs 4.

In terms of curb weight, Fiat 500 Convertible is visibly lighter – 1,150 kg compared to 1,450 kg. The difference is around 300 kg.

Looking at boot space, the Mercedes A Class Saloon offers significantly more boot space – 395 L compared to 183 L. That’s a difference of about 212 L.

When it comes to payload, the Mercedes A Class Saloon carries markedly more – 490 kg compared to 325 kg. That’s a difference of about 165 kg.

Who wins the race in the data check?

The Mercedes A Class Saloon 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 £32,700
A Class Saloon

Mercedes A Class Saloon

  • Engine Type Plugin Hybrid, Petrol MHEV, Diesel
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 320 HP
  • Consumption L/100km 0.7 - 8.1 L/100km
  • Electric Range 88 km
Fiat 500 Convertible
Mercedes A Class Saloon

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Fiat 500 Convertible

The Fiat 500 Convertible is a cheeky, retro-styled roof-down city car that turns heads and makes short trips feel like mini vacations. It’s more about charm and personality than practicality, ideal for style-conscious buyers who prefer fun and flair over brute practicality.

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Mercedes A Class Saloon

The Mercedes A‑Class Saloon blends compact practicality with premium flair, wrapping a surprisingly spacious interior in a slick, modern package that feels more grown-up than its hatchback sibling. It’s an ideal choice for city drivers who want Mercedes polish and cutting-edge tech without the ostentation of a larger saloon, and it even manages to make the daily commute feel a little bit special.

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Fiat 500 Convertible
Mercedes A Class Saloon

Costs and Consumption

Price
19,700 - 28,300 £
Price
32,700 - 55,900 £
Consumption L/100km
5.2 - 5.3 L/100km
Consumption L/100km
0.7 - 8.1 L/100km
Consumption kWh/100km
13 - 14.9 kWh/100km
Consumption kWh/100km
-
Electric Range
190 - 313 km
Electric Range
88 km
Battery Capacity
-
Battery Capacity
12.9 kWh
co2
0 - 123 g/km
co2
16 - 184 g/km
Fuel tank capacity
-
Fuel tank capacity
35 - 51 L

Dimensions and Body

Body Type
Convertible
Body Type
Sedan
Seats
4
Seats
5
Doors
-
Doors
4
Curb weight
1,150 - 1,480 kg
Curb weight
1,450 - 1,705 kg
Trunk capacity
183 L
Trunk capacity
345 - 395 L
Length
-
Length
4,558 - 4,570 mm
Width
1,683 - 1,684 mm
Width
1,796 mm
Height
-
Height
1,413 - 1,429 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
250 - 325 kg
Payload
475 - 490 kg

Engine and Performance

Engine Type
Electric, Petrol MHEV
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Manual Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
65 - 118 HP
Power HP
116 - 320 HP
Acceleration 0-100km/h
9 - 17.3 s
Acceleration 0-100km/h
4.8 - 9.9 s
Max Speed
-
Max Speed
206 - 250 km/h
Torque
92 - 220 Nm
Torque
200 - 450 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
48 - 87 kW
Power kW
85 - 235 kW
Engine capacity
999 cm3
Engine capacity
1,332 - 1,991 cm3

General

Model Year
2,025 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
A, D
CO2 Efficiency Class
B, D, G, 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.