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Mercedes A Class Saloon vs SEAT Ibiza comparison

Compare performance (320 HP vs 150 HP), boot space and price (32,700 £ vs 16,800 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class Saloon or SEAT Ibiza?

Mercedes A Class Saloon vs SEAT Ibiza: Key differences

Mercedes A Class Saloon

  • substantially more power
  • considerably more efficient
  • substantially quicker 0–100 km/h
  • a bit more trunk space
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SEAT Ibiza

  • significantly cheaper
  • noticeably lighter
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By Achim Sedelmaier

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

A Class Saloon

Costs and Efficiency:

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

SEAT Ibiza is significantly cheaper – starting at 16,800 £ , while the Mercedes A Class Saloon costs 32,700 £ . That’s a price difference of around 15,879 £.

Fuel consumption also shows a difference: the Mercedes A Class Saloon uses 0.7 L/100km and is considerably more efficient than the SEAT Ibiza with 5 L/100km. The difference is about 4.3 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 A Class Saloon offers substantially more power – delivering 320 HP compared to 150 HP. That’s roughly 170 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class Saloon is substantially quicker – completing the sprint in 4.8 s, while the SEAT Ibiza takes 8.1 s. That’s about 3.3 s quicker.

There’s also a difference in torque: the Mercedes A Class Saloon delivers substantially more torque with 450 Nm compared to 250 Nm. That’s about 200 Nm more.

A Class Saloon

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.

Both vehicles offer seating for 5 people.

In terms of curb weight, SEAT Ibiza is noticeably lighter – 1,111 kg compared to 1,450 kg. The difference is around 339 kg.

Looking at boot space, the Mercedes A Class Saloon offers a bit more boot space – 395 L compared to 355 L. That’s a difference of about 40 L.

When it comes to payload, the SEAT Ibiza carries very slightly more – 522 kg compared to 490 kg. That’s a difference of about 32 kg.

Who wins the race in the data check?

The Mercedes A Class Saloon stands well ahead of its rival 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 £32,700
A Class Saloon

Mercedes A Class Saloon

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 320 HP
  • Consumption L/100km : 0.7 - 8.1 L/100km
  • Electric Range : 88 km
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Mercedes A Class Saloon
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes A Class Saloon

The Mercedes A‑Class Saloon blends compact practicality with premium flair, wrapping a surprisingly spacious interior in a slick, modern package that feels more grown-up than its hatchback sibling. It’s an ideal choice for city drivers who want Mercedes polish and cutting-edge tech without the ostentation of a larger saloon, and it even manages to make the daily commute feel a little bit special.

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Reviews Mercedes A Class Saloon

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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

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Mercedes A Class Saloon
SEAT Ibiza

Costs and Consumption
Price
32,700 - 55,900 £
Price
16,800 - 28,800 £
Consumption L/100km
0.7 - 8.1 L/100km
Consumption L/100km
5 - 5.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
88 km
Electric Range
-
Battery Capacity
12.9 kWh
Battery Capacity
-
co2
16 - 184 g/km
co2
114 - 128 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
4
Doors
-
Curb weight
1,450 - 1,705 kg
Curb weight
1,111 - 1,231 kg
Trunk capacity
345 - 395 L
Trunk capacity
355 L
Length
4,558 - 4,570 mm
Length
-
Width
1,796 mm
Width
1,780 mm
Height
1,413 - 1,429 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 490 kg
Payload
489 - 522 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 320 HP
Power HP
80 - 150 HP
Acceleration 0-100km/h
4.8 - 9.9 s
Acceleration 0-100km/h
8.1 - 15.3 s
Max Speed
206 - 250 km/h
Max Speed
-
Torque
200 - 450 Nm
Torque
95 - 250 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
85 - 235 kW
Power kW
59 - 110 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
999 - 1,498 cm3

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

The Mercedes A Class Saloon is available as Front-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.