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Mercedes C Class Sedan vs Porsche Boxster comparison

Compare performance (680 HP vs 500 HP), boot space and price (41,300 £ vs 136,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes C Class Sedan or Porsche Boxster?

Mercedes C Class Sedan vs Porsche Boxster: Key differences

Mercedes C Class Sedan

  • considerably cheaper
  • clearly more power
  • significantly more efficient
  • significantly more trunk space
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Porsche Boxster

  • slightly lighter
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By Achim Sedelmaier

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

C Class Sedan

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mercedes C Class Sedan is considerably cheaper – starting at 41,300 £ , while the Porsche Boxster costs 136,000 £ . That’s a price difference of around 94,703 £.

Fuel consumption also shows a difference: the Mercedes C Class Sedan uses 4.5 L/100km and is significantly more efficient than the Porsche Boxster with 12.7 L/100km. The difference is about 8.2 L/100km.

Boxster

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes C Class Sedan offers clearly more power – delivering 680 HP compared to 500 HP. That’s roughly 180 HP more horsepower.

Both models accelerate almost equally fast – 3.4 s from 0 to 100 km/h.

There’s also a difference in torque: the Mercedes C Class Sedan delivers considerably more torque with 1,020 Nm compared to 450 Nm. That’s about 570 Nm more.

C Class Sedan

Space and Everyday Use:

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

Seats: Mercedes C Class Sedan offers more seats – 5 vs 2.

In terms of curb weight, Porsche Boxster is slightly lighter – 1,485 kg compared to 1,695 kg. The difference is around 210 kg.

Looking at boot space, the Mercedes C Class Sedan offers significantly more boot space – 455 L compared to 122 L. That’s a difference of about 333 L.

When it comes to payload, the Mercedes C Class Sedan carries considerably more – 570 kg compared to 270 kg. That’s a difference of about 300 kg.

Who wins the race in the data check?

The Mercedes C Class Sedan holds a decisive overall lead 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 £41,300
C Class Sedan

Mercedes C Class Sedan

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 4.5 - 9 L/100km
  • Electric Range : 11 km
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Frequently compared as well

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Mercedes C Class Sedan
Porsche Boxster

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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.

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Reviews Mercedes C Class Sedan

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Porsche Boxster

The Porsche Boxster epitomizes the essence of a pure, open-top driving experience with its mid-engine roadster design. Known for its agile handling and dynamic performance, the Boxster seamlessly blends luxury with thrilling precision on the road. Its unmistakable styling and superior engineering continue to captivate automotive enthusiasts who crave a visceral connection to the art of driving.

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Reviews Porsche Boxster

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Mercedes C Class Sedan
Porsche Boxster

Costs and Consumption
Price
41,300 - 103,400 £
Price
136,000 £
Consumption L/100km
4.5 - 9 L/100km
Consumption L/100km
12.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
11 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
119 - 205 g/km
co2
288 g/km
Fuel tank capacity
-
Fuel tank capacity
54 L

Dimensions and Body
Body Type
Sedan
Body Type
Roadster
Seats
5
Seats
2
Doors
-
Doors
2
Curb weight
1,695 - 2,165 kg
Curb weight
1,485 kg
Trunk capacity
455 L
Trunk capacity
122 L
Length
-
Length
4,418 mm
Width
1,820 - 1,900 mm
Width
1,822 mm
Height
-
Height
1,252 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
485 - 570 kg
Payload
270 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
183 - 680 HP
Power HP
500 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
3.4 s
Max Speed
-
Max Speed
308 km/h
Torque
250 - 1,020 Nm
Torque
450 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
135 - 500 kW
Power kW
368 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
3,996 cm3

General
Model Year
2,024 - 2,025
Model Year
2023
CO2 Efficiency Class
E, D, G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Porsche
What drivetrain options does the Mercedes C Class Sedan have?

The Mercedes C Class Sedan is available as 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.