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BMW 4 Series Convertible vs Mercedes SL Class - Differences and prices compared
Compare performance (530 HP vs 816 HP), boot space and price (52100 £ vs 112700 £) at a glance. Find out which car is the better choice for you – BMW 4 Series Convertible or Mercedes SL Class?
4 Series Convertible
Costs and Efficiency:
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
BMW 4 Series Convertible has a decisively advantage in terms of price – it starts at 52100 £, while the Mercedes SL Class costs 112700 £. That’s a price difference of around 60590 £.
Fuel consumption also shows a difference: BMW 4 Series Convertible manages with 5.20 L and is therefore significantly more efficient than the Mercedes SL Class with 9 L. The difference is about 3.80 L per 100 km.
SL Class
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 SL Class has a distinct edge – offering 816 HP compared to 530 HP. That’s roughly 286 HP more horsepower.
In acceleration from 0 to 100 km/h, the Mercedes SL Class is distinct quicker – completing the sprint in 2.90 s, while the BMW 4 Series Convertible takes 3.70 s. That’s about 0.80 s faster.
In terms of top speed, the Mercedes SL Class performs noticeable better – reaching 317 km/h, while the BMW 4 Series 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 clearly stronger with 1420 Nm compared to 700 Nm. That’s about 720 Nm difference.
4 Series 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, BMW 4 Series Convertible is barely noticeable lighter – 1765 kg compared to 1810 kg. The difference is around 45 kg.
In terms of boot space, the BMW 4 Series Convertible offers distinct more room – 385 L compared to 240 L. That’s a difference of about 145 L.
When it comes to payload, BMW 4 Series Convertible to a small extent takes the win – 420 kg compared to 375 kg. That’s a difference of about 45 kg.
Who wins the race?
The BMW 4 Series Convertible proves to be wins solidly and therefore becomes our DriveDuel Champion!
BMW 4 Series Convertible is the better all-rounder in this comparison.
from about £52,100
BMW 4 Series Convertible
BMW 4 Series Convertible
Mercedes SL Class
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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BMW 4 Series Convertible
The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.
details
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.
details
BMW 4 Series Convertible
Mercedes SL Class
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Costs and Consumption |
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Price
52100 - 96600 £
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Price
112700 - 219300 £
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Consumption L/100km
5.2 - 10.2 L
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Consumption L/100km
9 - 13.6 L
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
-
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Electric Range
12 km
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Battery Capacity
-
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Battery Capacity
-
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co2
136 - 231 g/km
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co2
206 - 309 g/km
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Fuel tank capacity
59 L
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Fuel tank capacity
70 L
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Dimensions and Body |
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Body Type
Convertible
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Body Type
Roadster
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Seats
4
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Seats
4
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Doors
2
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Doors
2
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Curb weight
1765 - 2055 kg
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Curb weight
1810 - 2195 kg
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Trunk capacity
385 L
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Trunk capacity
110 - 240 L
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Length
4768 - 4801 mm
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Length
4697 - 4705 mm
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Width
1852 - 1887 mm
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Width
1915 mm
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Height
1384 - 1399 mm
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Height
1354 - 1359 mm
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
345 - 420 kg
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Payload
145 - 375 kg
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Engine and Performance |
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Engine Type
Diesel MHEV, Petrol, Petrol MHEV
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Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Automatic Gearbox
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Transmission Detail
Automatic Gearbox
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Power HP
184 - 530 HP
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Power HP
381 - 816 HP
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Acceleration 0-100km/h
3.7 - 8.2 s
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Acceleration 0-100km/h
2.9 - 4.9 s
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Max Speed
236 - 250 km/h
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Max Speed
260 - 317 km/h
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Torque
300 - 700 Nm
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Torque
480 - 1420 Nm
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Number of Cylinders
4 - 6
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Number of Cylinders
4 - 8
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Power kW
135 - 390 kW
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Power kW
280 - 600 kW
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Engine capacity
1995 - 2998 cm3
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Engine capacity
1991 - 3982 cm3
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General |
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Model Year
2024 - 2025
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Model Year
2025
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CO2 Efficiency Class
E, F, G
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CO2 Efficiency Class
G
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Brand
BMW
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Brand
Mercedes-Benz
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What drive types are available for the BMW 4 Series Convertible?
The BMW 4 Series Convertible is offered with Rear-Wheel Drive or All-Wheel Drive.
The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.