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Lexus RX vs Mercedes A Class comparison

Compare performance (371 HP vs 421 HP), boot space and price (63,300 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – Lexus RX or Mercedes A Class?

Lexus RX vs Mercedes A Class: Key differences

Lexus RX

  • clearly more trunk space

Mercedes A Class

  • considerably cheaper
  • moderately more power
  • substantially more efficient
  • markedly more electric range
  • substantially quicker 0–100 km/h
  • significantly lighter

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

RX

Costs and Efficiency:

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

Mercedes A Class is considerably cheaper – starting at 32,600 £ , while the Lexus RX costs 63,300 £ . That’s a price difference of around 30,732 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is substantially more efficient than the Lexus RX with 3.3 L/100km. The difference is about 1 L/100km.

As for electric range, the Mercedes A Class offers markedly more range – reaching up to 85 km, about 18 km more than the Lexus RX.

A Class

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 offers moderately more power – delivering 421 HP compared to 371 HP. That’s roughly 50 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is substantially quicker – completing the sprint in 3.9 s, while the Lexus RX takes 6.2 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Lexus RX delivers marginally more torque with 551 Nm compared to 500 Nm. That’s about 51 Nm more.

RX

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, Mercedes A Class is significantly lighter – 1,440 kg compared to 2,040 kg. The difference is around 600 kg.

Looking at boot space, the Lexus RX offers clearly more boot space – 461 L compared to 350 L. That’s a difference of about 111 L.

When it comes to payload, the Lexus RX carries noticeably more – 620 kg compared to 485 kg. That’s a difference of about 135 kg.

Who wins the race in the data check?

The Mercedes A Class is decisively ahead 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 £32,600
A Class

Mercedes A Class

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.3 - 9 L/100km
  • Electric Range : 85 km
details

Frequently compared as well

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Lexus RX
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Lexus RX

The Lexus RX glides through city streets with the kind of hushed refinement that turns mundane commutes into a private lounge. It mixes plush comfort and polished practicality in a package that suits buyers who want to arrive relaxed and a touch smug.

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Reviews Lexus RX

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Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

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Reviews Mercedes A Class

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Lexus RX
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Costs and Consumption
Price
63,300 - 87,400 £
Price
32,600 - 66,500 £
Consumption L/100km
3.3 - 8.1 L/100km
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
67 km
Electric Range
85 km
Battery Capacity
-
Battery Capacity
12.9 kWh
co2
75 - 183 g/km
co2
53 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
35 L

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,040 - 2,185 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
461 L
Trunk capacity
310 - 350 L
Length
-
Length
4,428 mm
Width
1,920 mm
Width
1,796 - 1,850 mm
Height
-
Height
1,423 mm
Max trunk capacity
-
Max trunk capacity
1,125 L
Payload
575 - 620 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Full Hybrid, Plugin Hybrid
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, CVT
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
207 - 371 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
6.2 - 7.9 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
-
Max Speed
225 km/h
Torque
551 Nm
Torque
200 - 500 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
152 - 273 kW
Power kW
85 - 310 kW
Engine capacity
2,393 - 2,487 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,024 - 2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, E, B
CO2 Efficiency Class
B, D, E, G
Brand
Lexus
Brand
Mercedes-Benz
Is the Lexus RX offered with different drivetrains?

The Lexus RX is offered with 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.