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Ford Mustang Convertible vs Mercedes SL Class - Differences and prices compared

Compare performance (446 HP vs 816 HP), boot space and price (56900 £ vs 112700 £ ) at a glance. Find out which car is the better choice for you – Ford Mustang Convertible or Mercedes SL Class?

Ford Mustang Convertible

Mercedes SL Class

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

Mustang Convertible

Costs and Efficiency:

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

Ford Mustang Convertible has a decisively advantage in terms of price – it starts at 56900 £ , while the Mercedes SL Class costs 112700 £ . That’s a price difference of around 55790 £.

Fuel consumption also shows a difference: Mercedes SL Class manages with 9 L and is therefore clearly perceptible more efficient than the Ford Mustang Convertible with 12.30 L. The difference is about 3.30 L per 100 km.

SL Class

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 SL Class has a convincingly edge – offering 816 HP compared to 446 HP. That’s roughly 370 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes SL Class is convincingly quicker – completing the sprint in 2.90 s, while the Ford Mustang Convertible takes 5 s. That’s about 2.10 s faster.

In terms of top speed, the Mercedes SL Class performs distinct better – reaching 317 km/h, while the Ford Mustang Convertible tops out at 250 km/h. The difference is around 67 km/h.

There’s also a difference in torque: Mercedes SL Class pulls significantly stronger with 1420 Nm compared to 540 Nm. That’s about 880 Nm difference.

Mustang Convertible

Space and Everyday Use:

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

Both vehicles offer seating for 4 people.

In curb weight, Mercedes SL Class is slight lighter – 1810 kg compared to 1876 kg. The difference is around 66 kg.

In terms of boot space, the Ford Mustang Convertible offers evident more room – 310 L compared to 240 L. That’s a difference of about 70 L.

When it comes to payload, Mercedes SL Class a bit takes the win – 375 kg compared to 324 kg. That’s a difference of about 51 kg.

Who wins the race in the data check?

The Mercedes SL Class is far ahead 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.

Ford Mustang Convertible
Mercedes SL Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £112,700
SL Class

Mercedes SL Class

  • Engine Type : Petrol MHEV, Petrol, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 381 - 816 HP
  • Consumption L/100km : 9 - 13.6 L
  • Electric Range : 12 km
details

Ford Mustang Convertible

The Ford Mustang Convertible makes every drive feel like a small celebration, its exhaust note and open-air drama turning mundane routes into showstoppers. It’s a car that doubles as a weekend mood lifter and a credible everyday companion, blending swagger with surprising practicality.

details
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Mercedes SL Class

The Mercedes SL blends timeless elegance with a cheeky sense of occasion, its retractable roof turning any commute into a small celebratory parade. Behind the wheel it behaves like a grown-up sports car that prefers comfort and presence over headline-grabbing bravado, making it a tempting choice for buyers who want to arrive in style.

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Reviews Ford Mustang Convertible

Reviews Mercedes SL Class

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Ford Mustang Convertible
Mercedes SL Class

Costs and Consumption
Price
56900 - 59900 £
Price
112700 - 219300 £
Consumption L/100km
12.3 - 12.4 L
Consumption L/100km
9 - 13.6 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
12 km
Battery Capacity
-
Battery Capacity
-
co2
280 - 282 g/km
co2
206 - 309 g/km
Fuel tank capacity
61 L
Fuel tank capacity
70 L

Dimensions and Body
Body Type
Convertible
Body Type
Roadster
Seats
4
Seats
4
Doors
2
Doors
2
Curb weight
1876 kg
Curb weight
1810 - 2195 kg
Trunk capacity
310 L
Trunk capacity
110 - 240 L
Length
4810 mm
Length
4697 - 4705 mm
Width
1916 mm
Width
1915 mm
Height
1403 mm
Height
1354 - 1359 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
319 - 324 kg
Payload
145 - 375 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
446 HP
Power HP
381 - 816 HP
Acceleration 0-100km/h
5 - 5.4 s
Acceleration 0-100km/h
2.9 - 4.9 s
Max Speed
250 km/h
Max Speed
260 - 317 km/h
Torque
540 Nm
Torque
480 - 1420 Nm
Number of Cylinders
8
Number of Cylinders
4 - 8
Power kW
328 kW
Power kW
280 - 600 kW
Engine capacity
5038 cm3
Engine capacity
1991 - 3982 cm3

General
Model Year
2024
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Ford
Brand
Mercedes-Benz

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Is the Ford Mustang Convertible offered with different drivetrains?

Available configurations include Rear-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.