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Mercedes C-Class Saloon vs SEAT Ibiza comparison

Compare performance (680 HP vs 150 HP), boot space and price (41,300 £ vs 16,800 £ ) at a glance. Find out which car is the better choice for you – Mercedes C-Class Saloon or SEAT Ibiza?

Mercedes C-Class Saloon vs SEAT Ibiza: Key differences

Mercedes C-Class Saloon

  • significantly more power
  • a bit more efficient
  • significantly quicker 0–100 km/h
  • visibly more trunk space
details

SEAT Ibiza

4.1 (1 Reviews)
rate
  • substantially cheaper
  • clearly lighter
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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

C-Class Saloon

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.

SEAT Ibiza is substantially cheaper – starting at 16,800 £ , while the Mercedes C-Class Saloon costs 41,300 £ . That’s a price difference of around 24,483 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is a bit more efficient than the SEAT Ibiza with 5 L/100km. The difference is about 0.5 L/100km.

Ibiza

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 C-Class Saloon offers significantly more power – delivering 680 HP compared to 150 HP. That’s roughly 530 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is significantly quicker – completing the sprint in 3.4 s, while the SEAT Ibiza takes 8.1 s. That’s about 4.7 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers clearly more torque with 1,020 Nm compared to 250 Nm. That’s about 770 Nm more.

C-Class Saloon

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, SEAT Ibiza is clearly lighter – 1,111 kg compared to 1,695 kg. The difference is around 584 kg.

Looking at boot space, the Mercedes C-Class Saloon offers visibly more boot space – 455 L compared to 355 L. That’s a difference of about 100 L.

When it comes to payload, the Mercedes C-Class Saloon carries barely more – 570 kg compared to 522 kg. That’s a difference of about 48 kg.

Who wins the race in the data check?

The Mercedes C-Class Saloon 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 £41,300
C-Class Saloon

Mercedes C-Class Saloon

  • 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

SEAT Arona
SEAT Ibiza
VS
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SEAT Ibiza
Skoda Fabia
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The SEAT Ibiza brings snap, youthful styling and engaging handling that makes town driving feel like a mini hot hatch, while the Škoda Fabia answers with roomy practicality, clever storage and a smoother, more accomplished everyday ride. Pick the Ibiza if you want flair and fun; choose the Fabia if …
Mercedes C-Class Saloon
SEAT Ibiza

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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Reviews Mercedes C-Class Saloon

No reviews yet. Share your experience and help others decide.

SEAT Ibiza

The SEAT Ibiza is a cheeky, well-priced hatchback that blends sharp styling with a grown-up driving character, making it a smart choice for city commuters who still want a bit of fun. Inside it's practical and neatly finished, with sensible kit and easygoing manners that make everyday life less fussy — a car that doesn't try too hard but gets the job done with a smile.

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Reviews SEAT Ibiza

4.1 (1 Reviews)
rate
Mateusz
13 Jun 2026, 16:32:31

The pros are the dynamics, the body lines, the style, and the build quality.

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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The Audi A1 and SEAT Ibiza are two of Europe’s most accomplished small hatchbacks, taking very different approaches to style, comfort and driving character. This brief comparison highlights where the A1 shines with a premium interior and refinement, and where the Ibiza scores on practicality, value …
Opel Corsa
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The Opel Corsa serves up a quieter, more grown-up cabin and a softer ride for buyers who value comfort and fuss-free tech, while the SEAT Ibiza answers with sharper handling, punchier styling and a more driver-focused layout. Pick the Corsa for refinement and perceived quality; choose the Ibiza if …
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SEAT Ibiza
Suzuki Swift
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Toyota Yaris
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VW Golf
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The Hyundai i20 and SEAT Ibiza are both standout options in the competitive supermini segment, each bringing unique strengths to the table. The i20 impresses with its superior technology suite and refined interior, while also offering an extensive safety package. Meanwhile, the Ibiza is celebrated …
Mercedes C-Class Saloon
SEAT Ibiza

Costs and Consumption
Price
41,300 - 103,400 £
Price
16,800 - 28,600 £
Consumption L/100km
4.5 - 9 L/100km
Consumption L/100km
5 - 5.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
11 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
119 - 205 g/km
co2
114 - 128 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 2,165 kg
Curb weight
1,111 - 1,231 kg
Trunk capacity
280 - 455 L
Trunk capacity
355 L
Length
-
Length
-
Width
1,820 - 1,900 mm
Width
1,780 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
485 - 570 kg
Payload
489 - 522 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
183 - 680 HP
Power HP
80 - 150 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
8.1 - 15.3 s
Max Speed
-
Max Speed
-
Torque
250 - 1,020 Nm
Torque
95 - 250 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
135 - 500 kW
Power kW
59 - 110 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
999 - 1,498 cm3

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
E, D, G
CO2 Efficiency Class
D, C
Brand
Mercedes-Benz
Brand
SEAT
What drivetrain options does the Mercedes C-Class Saloon have?

The Mercedes C-Class Saloon 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.