@ BMW Group Press
@ Mercedes-Benz Group Media
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BMW 8 Series Convertible vs Mercedes S Class – Which model is better for everyday use?

Compare performance, boot capacity, efficiency and price at a glance.
Find out which car is the better choice for you – BMW 8 Series Convertible or Mercedes S Class?

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

8 Series Convertible @ BMW Group Press

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.

Mercedes S Class has a hardly perceptible advantage in terms of price – it starts at 97200 £, while the BMW 8 Series Convertible costs 99400 £. That’s a price difference of around 2258 £.

Fuel consumption also shows a difference: Mercedes S Class manages with 2.30 L and is therefore significantly more efficient than the BMW 8 Series Convertible with 6.90 L. The difference is about 4.60 L per 100 km.

S Class @ Mercedes-Benz Group Media

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 S Class has a noticeable edge – offering 802 HP compared to 625 HP. That’s roughly 177 HP more horsepower.

Both models accelerate almost equally fast – 3.30 s from 0 to 100 km/h.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: Mercedes S Class pulls decisively stronger with 1430 Nm compared to 750 Nm. That’s about 680 Nm difference.

8 Series Convertible @ BMW Group Press

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 S Class offers to a small extent more seating capacity – 5 vs 4.

In curb weight, BMW 8 Series Convertible is barely noticeable lighter – 1915 kg compared to 2070 kg. The difference is around 155 kg.

In terms of boot space, the Mercedes S Class offers clearly perceptible more room – 550 L compared to 350 L. That’s a difference of about 200 L.

When it comes to payload, Mercedes S Class significantly takes the win – 730 kg compared to 425 kg. That’s a difference of about 305 kg.

Who comes out on top?

Overall, the Mercedes S Class shows itself to be dominates this comparison and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £97,200
S Class @ Mercedes-Benz Group Media

Mercedes S Class

  • Engine Type : Petrol MHEV, Petrol, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 336 - 802 HP
  • Consumption L/100km : 2.3 - 13.2 L
  • Electric Range : 31 - 117 km
details

BMW 8 Series Convertible

The BMW 8 Series Convertible epitomises luxury driving with its elegant design and open-top experience. Its impressive performance capabilities are matched by a meticulously crafted interior, offering both comfort and advanced technology features. This convertible blends sports car dynamics with sophisticated refinement, making it a standout choice for those seeking style and exhilaration.

details
P90400885_lowRes_the-bmw-8-series-con @ BMW Group Press
P90343983_highRes_the-new-bmw-m850i-xd @ BMW Group Press
P90343979_highRes_the-new-bmw-m850i-xd @ BMW Group Press

Mercedes S Class

The Mercedes-Benz S-Class stands as a symbol of luxury and innovation in the automotive world, seamlessly blending cutting-edge technology with timeless elegance. Inside, the cabin offers an unparalleled level of comfort and sophistication, featuring high-quality materials and advanced infotainment systems that cater to the most discerning of drivers. On the road, the S-Class delivers an exceptionally smooth and engaging driving experience, ensuring that it remains a leader in its class.

details
21C0428_003 @ Mercedes-Benz Group Media
21C0428_004 @ Mercedes-Benz Group Media
21C0613_021 @ Mercedes-Benz Group Media
21C0613_037 @ Mercedes-Benz Group Media
21C0613_042 @ Mercedes-Benz Group Media
21C0613_043 @ Mercedes-Benz Group Media

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S Class @ Mercedes-Benz Group Media

Costs and Consumption
Price
99400 - 165800 £
Price
97200 - 204400 £
Consumption L/100km
6.9 - 11.2 L
Consumption L/100km
2.3 - 13.2 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
31 - 117 km
Battery Capacity
-
Battery Capacity
10.40 kWh
co2
180 - 255 g/km
co2
52 - 301 g/km
Fuel tank capacity
66 - 68 L
Fuel tank capacity
65 - 76 L

Dimensions and Body
Body Type
Convertible
Body Type
Sedan
Seats
4
Seats
5
Doors
2
Doors
4
Curb weight
1915 - 2125 kg
Curb weight
2070 - 2650 kg
Trunk capacity
350 L
Trunk capacity
325 - 550 L
Length
4851 - 4867 mm
Length
5179 - 5469 mm
Width
1902 - 1907 mm
Width
1921 - 1954 mm
Height
1345 - 1353 mm
Height
1503 - 1515 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
340 - 425 kg
Payload
420 - 730 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
333 - 625 HP
Power HP
336 - 802 HP
Acceleration 0-100km/h
3.3 - 5.5 s
Acceleration 0-100km/h
3.3 - 5.9 s
Max Speed
250 km/h
Max Speed
250 km/h
Torque
500 - 750 Nm
Torque
500 - 1430 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 12
Power kW
245 - 460 kW
Power kW
247 - 590 kW
Engine capacity
2993 - 4395 cm3
Engine capacity
2989 - 5980 cm3

General
Model Year
2024
Model Year
2024 - 2025
CO2 Efficiency Class
G
CO2 Efficiency Class
G, E, F, B
Brand
BMW
Brand
Mercedes-Benz

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What drive types are available for the BMW 8 Series Convertible?

Available configurations include All-Wheel Drive or Rear-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.