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Mercedes A Class Saloon vs McLaren Supercar Series Roadster comparison

Compare performance (320 HP vs 700 HP), boot space and price (32,700 £ vs 234,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class Saloon or McLaren Supercar Series Roadster?

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

Mercedes A Class Saloon

  • significantly cheaper
  • considerably more efficient
  • significantly more electric range
  • only slightly lighter
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McLaren Supercar Series Roadster

  • significantly more power
  • significantly quicker 0–100 km/h
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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 significantly cheaper – starting at 32,700 £ , while the McLaren Supercar Series Roadster costs 234,000 £ . That’s a price difference of around 201,279 £.

Fuel consumption also shows a difference: the Mercedes A Class Saloon uses 0.7 L/100km and is considerably more efficient than the McLaren Supercar Series Roadster with 4.8 L/100km. The difference is about 4.1 L/100km.

As for electric range, the Mercedes A Class Saloon offers significantly more range – reaching up to 88 km, about 55 km more than the McLaren Supercar Series Roadster.

Supercar Series Roadster

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 McLaren Supercar Series Roadster offers significantly more power – delivering 700 HP compared to 320 HP. That’s roughly 380 HP more horsepower.

When accelerating from 0 to 100 km/h, the McLaren Supercar Series Roadster is significantly quicker – completing the sprint in 3 s, while the Mercedes A Class Saloon takes 4.8 s. That’s about 1.8 s quicker.

There’s also a difference in torque: the McLaren Supercar Series Roadster delivers noticeably more torque with 720 Nm compared to 450 Nm. That’s about 270 Nm more.

A Class Saloon

Space and Everyday Use:

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

Seats: Mercedes A Class Saloon offers more seats – 5 vs 2.

In terms of curb weight, Mercedes A Class Saloon is only slightly lighter – 1,450 kg compared to 1,560 kg. The difference is around 110 kg.

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
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Frequently compared as well

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Mercedes A Class Saloon
McLaren Supercar 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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Reviews Mercedes A Class Saloon

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McLaren Supercar Series Roadster

The McLaren Supercar Series Roadster is an open-top masterpiece that turns every drive into a headline, pairing theatrical design with razor-sharp handling so you’ll arrive with a grin and more attention than you bargained for. It feels as much like a race-bred tool as a luxury toy — uncompromising, impeccably made, and utterly addictive for anyone who treats a road as more than just a route.

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Reviews McLaren Supercar Series Roadster

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Mercedes A Class Saloon
McLaren Supercar Series Roadster

Costs and Consumption
Price
32,700 - 55,900 £
Price
234,000 £
Consumption L/100km
0.7 - 8.1 L/100km
Consumption L/100km
4.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
88 km
Electric Range
33 km
Battery Capacity
12.9 kWh
Battery Capacity
-
co2
16 - 184 g/km
co2
108 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
1,560 kg
Trunk capacity
345 - 395 L
Trunk capacity
-
Length
4,558 - 4,570 mm
Length
-
Width
1,796 mm
Width
1,913 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
Plugin Hybrid
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
700 HP
Acceleration 0-100km/h
4.8 - 9.9 s
Acceleration 0-100km/h
3 s
Max Speed
206 - 250 km/h
Max Speed
-
Torque
200 - 450 Nm
Torque
720 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
85 - 235 kW
Power kW
515 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
2,993 cm3

General
Model Year
2,024 - 2,025
Model Year
2024
CO2 Efficiency Class
B, D, G, E
CO2 Efficiency Class
C
Brand
Mercedes-Benz
Brand
McLaren
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.