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CUPRA Formentor vs Mercedes C-Class Saloon comparison

Compare performance (390 HP vs 680 HP), boot space and price (35,800 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – CUPRA Formentor or Mercedes C-Class Saloon?

CUPRA Formentor vs Mercedes C-Class Saloon: Key differences

CUPRA Formentor

4.9 (2 Reviews)
rate
  • slightly cheaper
  • clearly more efficient
  • considerably more electric range
  • a bit lighter
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Mercedes C-Class Saloon

  • clearly more power
  • clearly quicker 0–100 km/h
  • marginally more trunk space
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

Formentor

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.

CUPRA Formentor is slightly cheaper – starting at 35,800 £ , while the Mercedes C-Class Saloon costs 41,300 £ . That’s a price difference of around 5,574 £.

Fuel consumption also shows a difference: the CUPRA Formentor uses 1.4 L/100km and is clearly more efficient than the Mercedes C-Class Saloon with 4.5 L/100km. The difference is about 3.1 L/100km.

As for electric range, the CUPRA Formentor offers considerably more range – reaching up to 126 km, about 115 km more than the Mercedes C-Class Saloon.

C-Class Saloon

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 Saloon offers clearly more power – delivering 680 HP compared to 390 HP. That’s roughly 290 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is clearly quicker – completing the sprint in 3.4 s, while the CUPRA Formentor takes 4.2 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers significantly more torque with 1,020 Nm compared to 480 Nm. That’s about 540 Nm more.

Formentor

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 5 people.

In terms of curb weight, CUPRA Formentor is a bit lighter – 1,434 kg compared to 1,695 kg. The difference is around 261 kg.

Looking at boot space, the Mercedes C-Class Saloon offers marginally more boot space – 455 L compared to 450 L. That’s a difference of about 5 L.

When it comes to payload, the Mercedes C-Class Saloon carries only slightly more – 570 kg compared to 526 kg. That’s a difference of about 44 kg.

Who wins the race in the data check?

The CUPRA Formentor 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.

from £35,800
Formentor

CUPRA Formentor

  • Engine Type Petrol, Petrol MHEV, Diesel, Plugin Hybrid
  • Transmission Automatic, Manuel
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 150 - 390 HP
  • Consumption L/100km 1.4 - 10.1 L/100km
  • Electric Range 117 - 126 km
CUPRA Formentor
Mercedes C-Class Saloon

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis

CUPRA Formentor

The CUPRA Formentor blends sporty driving dynamics with crossover practicality, delivering sharp handling and an engaging character that makes it fun on twisty roads as well as in daily driving. Inside, it pairs a driver-focused cabin and premium materials with clever practicality, offering a confident, distinctive alternative to conventional SUVs.

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Mercedes C-Class Saloon

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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CUPRA Formentor
Mercedes C-Class Saloon

Costs and Consumption

Price
35,800 - 62,500 £
Price
41,300 - 103,400 £
Consumption L/100km
1.4 - 10.1 L/100km
Consumption L/100km
4.5 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
117 - 126 km
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
32 - 229 g/km
co2
119 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,434 - 1,742 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
345 - 450 L
Trunk capacity
280 - 455 L
Length
-
Length
-
Width
1,839 - 1,852 mm
Width
1,820 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
439 - 526 kg
Payload
485 - 570 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Manual Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
150 - 390 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
4.2 - 9 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
-
Max Speed
-
Torque
250 - 480 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4 - 5
Number of Cylinders
4
Power kW
110 - 287 kW
Power kW
135 - 500 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
1,496 - 1,999 cm3

General

Model Year
2,024 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, E, D, F, B
CO2 Efficiency Class
E, D, G
Brand
CUPRA
Brand
Mercedes-Benz
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.