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Lexus UX vs Mercedes A Class comparison

Compare performance (199 HP vs 421 HP), boot space and price (37900 £ vs 32600 £ ) at a glance. Find out which car is the better choice for you – Lexus UX or Mercedes A Class?

Lexus UX vs Mercedes A Class: Key differences

Lexus UX

4.6 (4 Reviews)
rate

Mercedes A Class

  • to a small extent cheaper
  • decisively more power
  • significantly more efficient
  • significantly quicker from 0–100 km/h
  • hardly perceptible lighter

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

UX

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Mercedes A Class has a to a small extent advantage in terms of price – it starts at 32600 £ , while the Lexus UX costs 37900 £ . That’s a price difference of around 5360 £.

Fuel consumption also shows a difference: Mercedes A Class manages with 2.30 L and is therefore significantly more efficient than the Lexus UX with 5 L. The difference is about 2.70 L per 100 km.

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 has a decisively edge – offering 421 HP compared to 199 HP. That’s roughly 222 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes A Class is significantly quicker – completing the sprint in 3.90 s, while the Lexus UX takes 7.90 s. That’s about 4 s faster.

UX

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 curb weight, Mercedes A Class is hardly perceptible lighter – 1440 kg compared to 1495 kg. The difference is around 55 kg.

When it comes to payload, Lexus UX noticeable takes the win – 615 kg compared to 485 kg. That’s a difference of about 130 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.

Frequently compared as well

Lexus LBX
Lexus UX
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If you're choosing between the new Lexus LBX and the older Lexus UX, the LBX is the cheeky city-smart compact — smaller, cheaper and lighter on fuel thanks to Toyota-derived hybrid underpinnings — while the UX delivers a chunkier, more premium feel, extra interior space and stronger hybrid …
Mercedes A Class
Mercedes GLA
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The Mercedes A‑Class is the sharper, more driver-focused hatch that feels nimble and refined on twisty roads, while the Mercedes GLA trades a bit of agility for SUV practicality with a higher ride height, extra luggage space and a commanding view of the road. Pick the A‑Class for sporty handling, …
Lexus UX
Mercedes A Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £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
  • Electric Range : 85 km
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Lexus UX

4.6 (4 Reviews)
rate

The Lexus UX is a compact luxury crossover that blends sharp styling with a quiet, comfortable cabin, perfect for urban buyers who want premium feel without shouting about it. It rides with poise, serves up plush materials and thoughtful tech, and—while it won’t satisfy anyone chasing track thrills—it's a smart, stylish choice for everyday driving.

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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 Lexus UX

4.6 (4 Reviews)
rate
marjollet
10 Feb 2026, 16:56:36

After a Toyota Avensis D4D with a BMW engine, I chose the UX 250h F Sport Design and I'm very satisfied.

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Norma
21 Dec 2025, 18:27:57

Lv my UX I live 10 miles outside Belfast do aloy of country driving to reach different places I go t

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Reviews Mercedes A Class

Lexus UX
Mercedes A Class

Costs and Consumption
Price
37900 - 54100 £
Price
32600 - 66500 £
Consumption L/100km
5 - 5.6 L
Consumption L/100km
2.3 - 9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
85 km
Battery Capacity
-
Battery Capacity
12.90 kWh
co2
113 - 127 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
1495 - 1555 kg
Curb weight
1440 - 1695 kg
Trunk capacity
-
Trunk capacity
310 - 350 L
Length
-
Length
4428 mm
Width
1840 mm
Width
1796 - 1850 mm
Height
-
Height
1423 mm
Max trunk capacity
-
Max trunk capacity
1125 L
Payload
555 - 615 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Full Hybrid
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
199 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
7.9 - 8.1 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
-
Max Speed
225 km/h
Torque
-
Torque
200 - 500 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
146 kW
Power kW
85 - 310 kW
Engine capacity
1987 cm3
Engine capacity
1332 - 1991 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
C, D
CO2 Efficiency Class
B, D, E, G
Brand
Lexus
Brand
Mercedes-Benz

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Is the Lexus UX offered with different drivetrains?

Available configurations include Front-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.