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Fiat 500 Convertible vs Mercedes E-Class comparison

Compare performance (118 HP vs 585 HP), boot space and price (19,700 £ vs 50,500 £ ) at a glance. Find out which car is the better choice for you – Fiat 500 Convertible or Mercedes E-Class?

Fiat 500 Convertible vs Mercedes E-Class: Key differences

Fiat 500 Convertible

  • significantly cheaper
  • significantly more electric range
  • substantially lighter
details

Mercedes E-Class

4.7 (2 Reviews)
rate
  • clearly more power
  • considerably more efficient
  • substantially quicker 0–100 km/h
  • considerably more trunk space
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

500 Convertible

Costs and Efficiency:

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

Fiat 500 Convertible is significantly cheaper – starting at 19,700 £ , while the Mercedes E-Class costs 50,500 £ . That’s a price difference of around 30,785 £.

Fuel consumption also shows a difference: the Mercedes E-Class uses 1.5 L/100km and is considerably more efficient than the Fiat 500 Convertible with 5.2 L/100km. The difference is about 3.7 L/100km.

As for electric range, the Fiat 500 Convertible offers significantly more range – reaching up to 313 km, about 197 km more than the Mercedes E-Class.

E-Class

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 E-Class offers clearly more power – delivering 585 HP compared to 118 HP. That’s roughly 467 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes E-Class is substantially quicker – completing the sprint in 4 s, while the Fiat 500 Convertible takes 9 s. That’s about 5 s quicker.

There’s also a difference in torque: the Mercedes E-Class delivers substantially more torque with 750 Nm compared to 220 Nm. That’s about 530 Nm more.

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.

Seats: Mercedes E-Class offers more seats – 5 vs 4.

In terms of curb weight, Fiat 500 Convertible is substantially lighter – 1,150 kg compared to 1,810 kg. The difference is around 660 kg.

Looking at boot space, the Mercedes E-Class offers considerably more boot space – 540 L compared to 183 L. That’s a difference of about 357 L.

When it comes to payload, the Mercedes E-Class carries considerably more – 640 kg compared to 325 kg. That’s a difference of about 315 kg.

Who wins the race in the data check?

The Mercedes E-Class 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 £50,500
E-Class

Mercedes E-Class

  • Engine Type Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 186 - 585 HP
  • Consumption L/100km 1.5 - 7.5 L/100km
  • Electric Range 101 - 116 km
details

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Fiat 500 Convertible
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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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Reviews Fiat 500 Convertible

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

Mercedes E-Class

The Mercedes E‑Class is the executive saloon that balances calm refinement with a hint of sporting intent, wrapping luxury in tasteful understatement. It pampers occupants with a composed ride and intuitive tech while quietly reminding you that it’s still very much a Mercedes — authoritative, polished, and unwilling to shout for attention.

details
19C0741_014
19C0741_016
18C0338_006

Reviews Mercedes E-Class

4.7 (2 Reviews)
rate
Carlos
11 Apr 2026, 20:47:10

Comfortable car, beautiful lines, powerful and economical to run.

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

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Fiat 500 Convertible
Mercedes E-Class

Costs and Consumption
Price
19,700 - 28,300 £
Price
50,500 - 119,700 £
Consumption L/100km
5.2 - 5.3 L/100km
Consumption L/100km
1.5 - 7.5 L/100km
Consumption kWh/100km
13 - 14.9 kWh/100km
Consumption kWh/100km
-
Electric Range
190 - 313 km
Electric Range
101 - 116 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 123 g/km
co2
39 - 172 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Convertible
Body Type
Sedan
Seats
4
Seats
5
Doors
-
Doors
-
Curb weight
1,150 - 1,480 kg
Curb weight
1,810 - 2,390 kg
Trunk capacity
183 L
Trunk capacity
370 - 540 L
Length
-
Length
-
Width
1,683 - 1,684 mm
Width
1,880 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
250 - 325 kg
Payload
530 - 640 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Manual Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
65 - 118 HP
Power HP
186 - 585 HP
Acceleration 0-100km/h
9 - 17.3 s
Acceleration 0-100km/h
4 - 8.5 s
Max Speed
-
Max Speed
-
Torque
92 - 220 Nm
Torque
320 - 750 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
48 - 87 kW
Power kW
137 - 430 kW
Engine capacity
999 cm3
Engine capacity
1,993 - 2,999 cm3

General
Model Year
2,025 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
A, D
CO2 Efficiency Class
E, F, B, D
Brand
Fiat
Brand
Mercedes-Benz
What drive types are available for the Fiat 500 Convertible?

The Fiat 500 Convertible is available as 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.