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Mercedes SL Class vs Maserati Gran Convertible comparison

Compare performance (816 HP vs 550 HP), boot space and price (112,700 £ vs 143,100 £ ) at a glance. Find out which car is the better choice for you – Mercedes SL Class or Maserati Gran Convertible?

Mercedes SL Class vs Maserati Gran Convertible: Key differences

Mercedes SL Class

  • markedly cheaper
  • noticeably more power
  • somewhat more efficient
  • noticeably quicker 0–100 km/h
  • markedly more trunk space
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Maserati Gran Convertible

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

SL Class

Costs and Efficiency:

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

Mercedes SL Class is markedly cheaper – starting at 112,700 £ , while the Maserati Gran Convertible costs 143,100 £ . That’s a price difference of around 30,365 £.

Fuel consumption also shows a difference: the Mercedes SL Class uses 9 L/100km and is somewhat more efficient than the Maserati Gran Convertible with 10.2 L/100km. The difference is about 1.2 L/100km.

Gran Convertible

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 offers noticeably more power – delivering 816 HP compared to 550 HP. That’s roughly 266 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes SL Class is noticeably quicker – completing the sprint in 2.9 s, while the Maserati Gran Convertible takes 3.6 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Mercedes SL Class delivers clearly more torque with 1,420 Nm compared to 650 Nm. That’s about 770 Nm more.

SL Class

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 4 people.

In terms of curb weight, Maserati Gran Convertible is marginally lighter – 1,795 kg compared to 1,810 kg. The difference is around 15 kg.

Looking at boot space, the Mercedes SL Class offers markedly more boot space – 240 L compared to 172 L. That’s a difference of about 68 L.

When it comes to payload, the Maserati Gran Convertible carries markedly more – 500 kg compared to 375 kg. That’s a difference of about 125 kg.

Who wins the race in the data check?

The Mercedes SL Class stands well ahead of its rival 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 £112,700
SL Class

Mercedes SL Class

  • Engine Type Petrol MHEV, Petrol, Plug-in Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 435 - 816 HP
  • Consumption L/100km 9 - 13.6 L/100km
  • Electric Range 12 km
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Mercedes SL Class
Maserati Gran Convertible

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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 Mercedes SL Class

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Maserati Gran Convertible

The Maserati GranCabrio is a striking, sun-loving grand tourer that blends Italian flair with a soundtrack that turns every weekend run into an event. It promises effortless cruising and a cabin wrapped in luxury materials, making it as comfortable on a coastal boulevard as it is show-stopping at a valet line.

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Reviews Maserati Gran Convertible

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Mercedes SL Class
Maserati Gran Convertible

Costs and Consumption
Price
112,700 - 219,300 £
Price
143,100 - 177,800 £
Consumption L/100km
9 - 13.6 L/100km
Consumption L/100km
10.2 - 10.4 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
12 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
206 - 309 g/km
co2
230 - 235 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Roadster
Body Type
Convertible
Seats
4
Seats
4
Doors
-
Doors
-
Curb weight
1,810 - 2,195 kg
Curb weight
1,795 kg
Trunk capacity
110 - 240 L
Trunk capacity
172 L
Length
-
Length
-
Width
1,915 mm
Width
1,957 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
145 - 375 kg
Payload
500 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol, Plug-in Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
435 - 816 HP
Power HP
490 - 550 HP
Acceleration 0-100km/h
2.9 - 4.7 s
Acceleration 0-100km/h
3.6 - 3.9 s
Max Speed
-
Max Speed
-
Torque
500 - 1,420 Nm
Torque
600 - 650 Nm
Number of Cylinders
4 - 8
Number of Cylinders
6
Power kW
320 - 600 kW
Power kW
361 - 404 kW
Engine capacity
1,991 - 3,982 cm3
Engine capacity
2,992 cm3

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Maserati
What drive types are available for the Mercedes SL Class?

The Mercedes SL Class is offered with Rear-Wheel Drive or All-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.