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Fiat 500 vs Mercedes A Class comparison

Compare performance (118 HP vs 421 HP), boot space and price (17,100 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – Fiat 500 or Mercedes A Class?

Fiat 500 vs Mercedes A Class: Key differences

Fiat 500

3.7 (1 Reviews)
rate
  • considerably cheaper
  • significantly more electric range
  • markedly lighter
details

Mercedes A Class

2.7 (1 Reviews)
rate
  • considerably more power
  • considerably more efficient
  • substantially quicker 0–100 km/h
  • substantially 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

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 is considerably cheaper – starting at 17,100 £ , while the Mercedes A Class costs 32,600 £ . That’s a price difference of around 15,434 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is considerably more efficient than the Fiat 500 with 5.2 L/100km. The difference is about 2.9 L/100km.

As for electric range, the Fiat 500 offers significantly more range – reaching up to 331 km, about 246 km more than the Mercedes A Class.

A 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 A Class offers considerably more power – delivering 421 HP compared to 118 HP. That’s roughly 303 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is substantially quicker – completing the sprint in 3.9 s, while the Fiat 500 takes 9 s. That’s about 5.1 s quicker.

There’s also a difference in torque: the Mercedes A Class delivers significantly more torque with 500 Nm compared to 220 Nm. That’s about 280 Nm more.

500

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 A Class offers more seats – 5 vs 4.

In terms of curb weight, Fiat 500 is markedly lighter – 1,130 kg compared to 1,440 kg. The difference is around 310 kg.

Looking at boot space, the Mercedes A Class offers substantially more boot space – 350 L compared to 185 L. That’s a difference of about 165 L.

When it comes to payload, the Mercedes A Class carries noticeably more – 485 kg compared to 325 kg. That’s a difference of about 160 kg.

Who wins the race in the data check?

The Mercedes A Class is decisively ahead 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 £32,600
A Class

Mercedes A Class

  • Engine Type Petrol MHEV, Diesel, Plugin Hybrid, Petrol
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 421 HP
  • Consumption L/100km 2.3 - 9 L/100km
  • Electric Range 85 km
details

Frequently compared as well

Fiat 500
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VS
The Fiat 500 is a cheeky, retro-styled city charmer that wraps bright personality and nimble handling into a compact package ideal for urban life. By contrast, the Fiat Panda trades glamour for practicality — roomier, tougher on rough roads and far more usable for families or weekend escapes, so …
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Mercedes A Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Fiat 500

The Fiat 500 is a cheeky, retro‑styled city car that turns heads with its iconic looks and playful personality. Perfect for weaving through tight streets and easing into tiny parking spots, it’s aimed at buyers who want style and character more than grand touring prowess.

details
190624_F_500_Lounge_MY2020_06
190624_F_500_Lounge_MY2020_10
190624_F_500_Lounge_MY2020_03

Reviews Fiat 500

3.7 (1 Reviews)
rate
Reijo Muhonen
28 Feb 2026, 16:46:06

I've owned both cars, and I still end up with the Fiat 500 — it always puts me in a good mood. For longer trips I take the train.

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

Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

details
18C0292_008
18C0292_010
18C0292_042
18C0291_067
18C0122_04

Reviews Mercedes A Class

2.7 (1 Reviews)
rate

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

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Mercedes A Class

Costs and Consumption
Price
17,100 - 27,400 £
Price
32,600 - 66,500 £
Consumption L/100km
5.2 - 5.3 L/100km
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
13 - 14.7 kWh/100km
Consumption kWh/100km
-
Electric Range
190 - 331 km
Electric Range
85 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 121 g/km
co2
53 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
4
Seats
5
Doors
-
Doors
-
Curb weight
1,130 - 1,475 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
183 - 185 L
Trunk capacity
310 - 350 L
Length
-
Length
-
Width
1,683 - 1,684 mm
Width
1,796 - 1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
250 - 325 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
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 - 421 HP
Acceleration 0-100km/h
9 - 16.2 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
-
Max Speed
-
Torque
92 - 220 Nm
Torque
200 - 500 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
48 - 87 kW
Power kW
85 - 310 kW
Engine capacity
999 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
A, D
CO2 Efficiency Class
D, E, B, G
Brand
Fiat
Brand
Mercedes-Benz
Is the Fiat 500 offered with different drivetrains?

The Fiat 500 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.