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BMW 4 Series Convertible vs Mercedes C Class Sedan - Differences and prices compared
Compare performance (530 HP vs 680 HP), boot space and price (52100 £ vs 41200 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Convertible or Mercedes C Class Sedan?
4 Series Convertible
Costs and Efficiency:
Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.
Mercedes C Class Sedan has a clearly perceptible advantage in terms of price – it starts at 41200 £ , while the BMW 4 Series Convertible costs 52100 £ . That’s a price difference of around 10948 £.
Fuel consumption also shows a difference: Mercedes C Class Sedan manages with 1.60 L and is therefore decisively more efficient than the BMW 4 Series Convertible with 5.20 L. The difference is about 3.60 L per 100 km.
C Class Sedan
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 C Class Sedan has a distinct edge – offering 680 HP compared to 530 HP. That’s roughly 150 HP more horsepower.
In acceleration from 0 to 100 km/h, the Mercedes C Class Sedan is barely noticeable quicker – completing the sprint in 3.40 s, while the BMW 4 Series Convertible takes 3.70 s. That’s about 0.30 s faster.
In terms of top speed, the Mercedes C Class Sedan performs slightly better – reaching 280 km/h, while the BMW 4 Series Convertible tops out at 250 km/h. The difference is around 30 km/h.
There’s also a difference in torque: Mercedes C Class Sedan pulls evident stronger with 1020 Nm compared to 700 Nm. That’s about 320 Nm difference.
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4 Series Convertible
Space and Everyday Use:
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Seats: Mercedes C Class Sedan offers a bit more seating capacity – 5 vs 4.
In curb weight, Mercedes C Class Sedan is barely noticeable lighter – 1695 kg compared to 1765 kg. The difference is around 70 kg.
In terms of boot space, the Mercedes C Class Sedan offers somewhat more room – 455 L compared to 385 L. That’s a difference of about 70 L.
When it comes to payload, Mercedes C Class Sedan noticeable takes the win – 570 kg compared to 420 kg. That’s a difference of about 150 kg.
Who wins the race in the data check?
The Mercedes C Class Sedan 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.
BMW 4 Series Convertible
Mercedes C Class Sedan
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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from about £41,200
Mercedes C Class Sedan
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.
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Mercedes C Class Sedan
The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.
details
BMW 4 Series Convertible
Mercedes C Class Sedan
Costs and Consumption |
|
|---|---|
|
Price
52100 - 96600 £
|
Price
41200 - 103100 £
|
|
Consumption L/100km
5.2 - 10.2 L
|
Consumption L/100km
1.6 - 9 L
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
-
|
Electric Range
11 - 117 km
|
|
Battery Capacity
-
|
Battery Capacity
19.50 kWh
|
|
co2
136 - 231 g/km
|
co2
41 - 205 g/km
|
|
Fuel tank capacity
59 L
|
Fuel tank capacity
40 - 66 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
Convertible
|
Body Type
Sedan
|
|
Seats
4
|
Seats
5
|
|
Doors
2
|
Doors
4
|
|
Curb weight
1765 - 2055 kg
|
Curb weight
1695 - 2195 kg
|
|
Trunk capacity
385 L
|
Trunk capacity
280 - 455 L
|
|
Length
4768 - 4770 mm
|
Length
4751 - 4842 mm
|
|
Width
1852 - 1887 mm
|
Width
1820 - 1900 mm
|
|
Height
1384 - 1394 mm
|
Height
1438 - 1458 mm
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
345 - 420 kg
|
Payload
480 - 570 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
|
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Automatic Gearbox
|
Transmission Detail
Automatic Gearbox
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
184 - 530 HP
|
Power HP
183 - 680 HP
|
|
Acceleration 0-100km/h
3.7 - 8.2 s
|
Acceleration 0-100km/h
3.4 - 8.6 s
|
|
Max Speed
236 - 250 km/h
|
Max Speed
230 - 280 km/h
|
|
Torque
300 - 700 Nm
|
Torque
250 - 1020 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
4
|
|
Power kW
135 - 390 kW
|
Power kW
135 - 500 kW
|
|
Engine capacity
1995 - 2998 cm3
|
Engine capacity
1496 - 1999 cm3
|
General |
|
|---|---|
|
Model Year
2024 - 2025
|
Model Year
2024 - 2025
|
|
CO2 Efficiency Class
E, F, G
|
CO2 Efficiency Class
E, B, D, G
|
|
Brand
BMW
|
Brand
Mercedes-Benz
|
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 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.