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Lexus NX vs Mercedes S Class comparison

Compare performance (292 HP vs 585 HP), boot space and price (46,000 £ vs 104,000 £ ) at a glance. Find out which car is the better choice for you – Lexus NX or Mercedes S Class?

Lexus NX vs Mercedes S Class: Key differences

Lexus NX

4.8 (11 Reviews)
rate
  • significantly cheaper
  • a bit lighter

Mercedes S Class

  • considerably more power
  • markedly more efficient
  • visibly more electric range
  • significantly quicker 0–100 km/h

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

NX

Costs and Efficiency:

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

Lexus NX is significantly cheaper – starting at 46,000 £ , while the Mercedes S Class costs 104,000 £ . That’s a price difference of around 57,991 £.

Fuel consumption also shows a difference: the Mercedes S Class uses 2.2 L/100km and is markedly more efficient than the Lexus NX with 2.9 L/100km. The difference is about 0.7 L/100km.

As for electric range, the Mercedes S Class offers visibly more range – reaching up to 118 km, about 46 km more than the Lexus NX.

S Class

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 Mercedes S Class offers considerably more power – delivering 585 HP compared to 292 HP. That’s roughly 293 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes S Class is significantly quicker – completing the sprint in 4 s, while the Lexus NX takes 6.4 s. That’s about 2.4 s quicker.

NX

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Lexus NX is a bit lighter – 1,805 kg compared to 2,165 kg. The difference is around 360 kg.

When it comes to payload, the Mercedes S Class carries visibly more – 660 kg compared to 515 kg. That’s a difference of about 145 kg.

Who wins the race in the data check?

The Mercedes S 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 £104,000
S Class

Mercedes S Class

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 336 - 585 HP
  • Consumption L/100km : 2.2 - 10.6 L/100km
  • Electric Range : 102 - 118 km
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Frequently compared as well

Honda CR-V
Lexus NX
VS
In the competitive landscape of compact SUVs, the Honda CR-V and Lexus NX stand out for their unique strengths. While the CR-V impresses with its spacious interior and fuel efficiency, the Lexus NX offers a more luxurious feel and advanced technology features. Ultimately, the choice between these …
Lexus NX
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Lexus NX
Mercedes S Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Lexus NX

The Lexus NX wraps striking, chiseled styling around a cabin that feels more crafted living room than utility vehicle, with soft materials and user-friendly tech that give it genuine premium cachet. On the road it's composed and quietly confident, trading sporty pretensions for a refined, easygoing personality that will suit buyers who want luxury without fuss — with a little Lexus flair to make daily commutes feel special.

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Reviews Lexus NX

4.8 (11 Reviews)
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David Jenkins
28 Mar 2026, 20:57:02

Superb handling, averaging 89mpg, decent electric range, very comfortable to drive, good cabin space, good size touch screen, extremely quick, no better car to drive and live with.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
David Jenkins
2 Feb 2026, 20:38:48

By far the best PHEV in its class, superb handling, top rated relaibility, & super quick on EV mode as well as its well equipped 2.5 litre petrol engine.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Pierre Joris
21 Nov 2025, 23:21:12

Lexus has a history and offers a 10-year warranty.

Pierre Joris
21 Nov 2025, 23:20:20

Lexus has a history and offers a 10-year warranty.

Mercedes S Class

The Mercedes S-Class wraps peerless comfort, whisper-quiet luxury and subtle tech wizardry into a chauffeur-ready package that still knows how to engage the driver. It’s the car for buyers who want to arrive relaxed, be taken seriously and occasionally enjoy a grin when the road reminds them this limousine can dance.

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Reviews Mercedes S Class

No reviews yet. Share your experience and help others decide.

Frequently compared as well

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Lexus NX
Mercedes S Class

Costs and Consumption
Price
46,000 - 64,300 £
Price
104,000 - 139,100 £
Consumption L/100km
2.9 - 5.9 L/100km
Consumption L/100km
2.2 - 10.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
72 km
Electric Range
102 - 118 km
Battery Capacity
-
Battery Capacity
-
co2
65 - 134 g/km
co2
50 - 241 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,805 - 2,065 kg
Curb weight
2,165 - 2,515 kg
Trunk capacity
-
Trunk capacity
-
Length
-
Length
-
Width
1,865 mm
Width
1,921 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 515 kg
Payload
555 - 660 kg

Engine and Performance
Engine Type
Full Hybrid, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
200 - 292 HP
Power HP
336 - 585 HP
Acceleration 0-100km/h
6.4 - 8.8 s
Acceleration 0-100km/h
4 - 5.7 s
Max Speed
-
Max Speed
-
Torque
-
Torque
560 - 750 Nm
Number of Cylinders
4
Number of Cylinders
6 - 8
Power kW
147 - 215 kW
Power kW
247 - 430 kW
Engine capacity
2,487 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,025
Model Year
2,026
CO2 Efficiency Class
D, B
CO2 Efficiency Class
G, B, F
Brand
Lexus
Brand
Mercedes-Benz
What drivetrain options does the Lexus NX have?

Available configurations include 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.