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Lexus NX vs Mazda 3 Sedan comparison

Compare performance (292 HP vs 186 HP), boot space and price (46,000 £ vs 25,400 £ ) at a glance. Find out which car is the better choice for you – Lexus NX or Mazda 3 Sedan?

Lexus NX vs Mazda 3 Sedan: Key differences

Lexus NX

4.8 (15 Reviews)
rate
  • clearly more power
  • considerably more efficient
  • noticeably quicker 0–100 km/h
  • moderately more trunk space
details

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • considerably cheaper
  • visibly lighter
details

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

NX

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.

Mazda 3 Sedan is considerably cheaper – starting at 25,400 £ , while the Lexus NX costs 46,000 £ . That’s a price difference of around 20,580 £.

Fuel consumption also shows a difference: the Lexus NX uses 2.9 L/100km and is considerably more efficient than the Mazda 3 Sedan with 5.5 L/100km. The difference is about 2.6 L/100km.

3 Sedan

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 Lexus NX offers clearly more power – delivering 292 HP compared to 186 HP. That’s roughly 106 HP more horsepower.

When accelerating from 0 to 100 km/h, the Lexus NX is noticeably quicker – completing the sprint in 6.4 s, while the Mazda 3 Sedan takes 8.1 s. That’s about 1.7 s quicker.

NX

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mazda 3 Sedan is visibly lighter – 1,417 kg compared to 1,805 kg. The difference is around 388 kg.

Looking at boot space, the Lexus NX offers moderately more boot space – 545 L compared to 450 L. That’s a difference of about 95 L.

When it comes to payload, the Lexus NX carries only slightly more – 515 kg compared to 501 kg. That’s a difference of about 14 kg.

Who wins the race in the data check?

The Lexus NX is far ahead 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 £46,000
NX

Lexus NX

  • Engine Type Full Hybrid, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 200 - 292 HP
  • Consumption L/100km 2.9 - 5.9 L/100km
  • Electric Range 72 km
Lexus NX
Mazda 3 Sedan

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.

details

Mazda 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

details
Lexus NX
Mazda 3 Sedan

Costs and Consumption

Price
46,000 - 63,400 £
Price
25,400 - 34,700 £
Consumption L/100km
2.9 - 5.9 L/100km
Consumption L/100km
5.5 - 6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
72 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
65 - 134 g/km
co2
123 - 137 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
1,417 - 1,468 kg
Trunk capacity
545 L
Trunk capacity
450 L
Length
-
Length
-
Width
1,865 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
475 - 515 kg
Payload
482 - 501 kg

Engine and Performance

Engine Type
Full Hybrid, Plugin Hybrid
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
CVT
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
200 - 292 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
6.4 - 8.8 s
Acceleration 0-100km/h
8.1 - 9.8 s
Max Speed
-
Max Speed
-
Torque
-
Torque
238 - 240 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
147 - 215 kW
Power kW
103 - 137 kW
Engine capacity
2,487 cm3
Engine capacity
1,998 - 2,488 cm3

General

Model Year
2025
Model Year
2026
CO2 Efficiency Class
D, B
CO2 Efficiency Class
D, E
Brand
Lexus
Brand
Mazda
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.