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Mercedes A Class Saloon vs McLaren Super Series Roadster comparison

Compare performance (320 HP vs 750 HP), boot space and price (32,700 £ vs 274,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class Saloon or McLaren Super Series Roadster?

Mercedes A Class Saloon vs McLaren Super Series Roadster: Key differences

Mercedes A Class Saloon

5 (1 Reviews)
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  • considerably cheaper
  • clearly more efficient
  • significantly more trunk space
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McLaren Super Series Roadster

  • significantly more power
  • substantially quicker 0–100 km/h
  • barely 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

A Class Saloon

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes A Class Saloon is considerably cheaper – starting at 32,700 £ , while the McLaren Super Series Roadster costs 274,300 £ . That’s a price difference of around 241,564 £.

Fuel consumption also shows a difference: the Mercedes A Class Saloon uses 0.7 L/100km and is clearly more efficient than the McLaren Super Series Roadster with 12.2 L/100km. The difference is about 11.5 L/100km.

Super Series Roadster

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 McLaren Super Series Roadster offers significantly more power – delivering 750 HP compared to 320 HP. That’s roughly 430 HP more horsepower.

When accelerating from 0 to 100 km/h, the McLaren Super Series Roadster is substantially quicker – completing the sprint in 2.8 s, while the Mercedes A Class Saloon takes 4.8 s. That’s about 2 s quicker.

There’s also a difference in torque: the McLaren Super Series Roadster delivers clearly more torque with 800 Nm compared to 450 Nm. That’s about 350 Nm more.

A Class Saloon

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 A Class Saloon offers more seats – 5 vs 2.

In terms of curb weight, McLaren Super Series Roadster is barely lighter – 1,438 kg compared to 1,450 kg. The difference is around 12 kg.

Looking at boot space, the Mercedes A Class Saloon offers significantly more boot space – 395 L compared to 58 L. That’s a difference of about 337 L.

Who wins the race in the data check?

The Mercedes A Class Saloon is clearly superior 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 £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
Mercedes A Class Saloon
McLaren Super Series Roadster

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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McLaren Super Series Roadster

The McLaren Super Series Roadster delivers the kind of razor-sharp performance and open-air drama that makes every twisty road feel like a private racetrack. It wraps jaw-dropping pace, cutting-edge design and surprisingly everyday usability into one impossibly exotic package — ideal for buyers who crave supercar theatrics while still needing something they can use on a weekend away.

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Mercedes A Class Saloon
McLaren Super Series Roadster

Costs and Consumption

Price
32,700 - 55,900 £
Price
274,300 £
Consumption L/100km
0.7 - 8.1 L/100km
Consumption L/100km
12.2 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
276 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
Roadster
Seats
5
Seats
2
Doors
4
Doors
-
Curb weight
1,450 - 1,705 kg
Curb weight
1,438 kg
Trunk capacity
345 - 395 L
Trunk capacity
58 L
Length
4,558 - 4,570 mm
Length
-
Width
1,796 mm
Width
2,161 mm
Height
1,413 - 1,429 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 490 kg
Payload
-

Engine and Performance

Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
116 - 320 HP
Power HP
750 HP
Acceleration 0-100km/h
4.8 - 9.9 s
Acceleration 0-100km/h
2.8 s
Max Speed
206 - 250 km/h
Max Speed
-
Torque
200 - 450 Nm
Torque
800 Nm
Number of Cylinders
4
Number of Cylinders
8
Power kW
85 - 235 kW
Power kW
552 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
3,994 cm3

General

Model Year
2,024 - 2,025
Model Year
2023
CO2 Efficiency Class
B, D, G, E
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
McLaren
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.