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Fiat 500 vs Mercedes AMG GT comparison

Compare performance (118 HP vs 816 HP), boot space and price (17,100 £ vs 102,500 £ ) at a glance. Find out which car is the better choice for you – Fiat 500 or Mercedes AMG GT?

Fiat 500 vs Mercedes AMG GT: Key differences

Fiat 500

3.7 (1 Reviews)
rate
  • clearly cheaper
  • considerably more efficient
  • significantly more electric range
  • considerably lighter
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Mercedes AMG GT

  • clearly more power
  • significantly quicker 0–100 km/h
  • considerably more trunk space
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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

500

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Fiat 500 is clearly cheaper – starting at 17,100 £ , while the Mercedes AMG GT costs 102,500 £ . That’s a price difference of around 85,370 £.

Fuel consumption also shows a difference: the Fiat 500 uses 5.2 L/100km and is considerably more efficient than the Mercedes AMG GT with 10.3 L/100km. The difference is about 5.1 L/100km.

As for electric range, the Fiat 500 offers significantly more range – reaching up to 331 km, about 320 km more than the Mercedes AMG GT.

AMG GT

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 AMG GT offers clearly more power – delivering 816 HP compared to 118 HP. That’s roughly 698 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes AMG GT is significantly quicker – completing the sprint in 2.8 s, while the Fiat 500 takes 9 s. That’s about 6.2 s quicker.

There’s also a difference in torque: the Mercedes AMG GT delivers considerably more torque with 1,420 Nm compared to 220 Nm. That’s about 1,200 Nm more.

500

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: Fiat 500 offers more seats – 4 vs 2.

In terms of curb weight, Fiat 500 is considerably lighter – 1,130 kg compared to 1,790 kg. The difference is around 660 kg.

Looking at boot space, the Mercedes AMG GT offers considerably more boot space – 321 L compared to 185 L. That’s a difference of about 136 L.

When it comes to payload, the Fiat 500 carries noticeably more – 325 kg compared to 215 kg. That’s a difference of about 110 kg.

Who wins the race in the data check?

The Fiat 500 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 £17,100
500

Fiat 500

  • Engine Type : Electric, Petrol MHEV
  • Transmission : Automatic, Manuel
  • Drive Type : Front-Wheel Drive
  • Power HP : 65 - 118 HP
  • Consumption L/100km : 5.2 - 5.3 L/100km
  • Consumption kWh/100km : 13 - 14.7 kWh/100km
  • Electric Range : 190 - 331 km
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Frequently compared as well

Fiat 500
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Mercedes AMG GT

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.

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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 AMG GT

The Mercedes-AMG GT is a theatrical sports car with prowling looks and an aggressive exhaust note that announces its intentions the moment it fires up. It pairs ferocious performance with surprising everyday usability — a taut yet forgiving chassis and a cockpit that feels special — making sensible buyers suddenly very good at justifying indulgence.

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Reviews Mercedes AMG GT

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

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Fiat 500
Mercedes AMG GT

Costs and Consumption
Price
17,100 - 27,400 £
Price
102,500 - 194,400 £
Consumption L/100km
5.2 - 5.3 L/100km
Consumption L/100km
10.3 - 14 L/100km
Consumption kWh/100km
13 - 14.7 kWh/100km
Consumption kWh/100km
-
Electric Range
190 - 331 km
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 121 g/km
co2
235 - 319 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Coupe
Seats
4
Seats
2
Doors
-
Doors
-
Curb weight
1,130 - 1,475 kg
Curb weight
1,790 - 2,195 kg
Trunk capacity
183 - 185 L
Trunk capacity
182 - 321 L
Length
-
Length
-
Width
1,683 - 1,684 mm
Width
1,929 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
250 - 325 kg
Payload
170 - 215 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
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
435 - 816 HP
Acceleration 0-100km/h
9 - 16.2 s
Acceleration 0-100km/h
2.8 - 4.6 s
Max Speed
-
Max Speed
-
Torque
92 - 220 Nm
Torque
500 - 1,420 Nm
Number of Cylinders
3
Number of Cylinders
4 - 8
Power kW
48 - 87 kW
Power kW
320 - 600 kW
Engine capacity
999 cm3
Engine capacity
1,991 - 3,982 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
A, D
CO2 Efficiency Class
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.