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BMW 4 Series Convertible vs Lexus NX comparison

Compare performance (530 HP vs 292 HP), boot space and price (52,100 £ vs 46,000 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Convertible or Lexus NX?

BMW 4 Series Convertible vs Lexus NX: Key differences

BMW 4 Series Convertible

  • considerably more power
  • clearly quicker 0–100 km/h
  • only slightly lighter

Lexus NX

4.8 (11 Reviews)
rate
  • somewhat cheaper
  • significantly more efficient

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

4 Series Convertible

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.

Lexus NX is somewhat cheaper – starting at 46,000 £ , while the BMW 4 Series Convertible costs 52,100 £ . That’s a price difference of around 6,086 £.

Fuel consumption also shows a difference: the Lexus NX uses 2.9 L/100km and is significantly more efficient than the BMW 4 Series Convertible with 5.2 L/100km. The difference is about 2.3 L/100km.

NX

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the BMW 4 Series Convertible offers considerably more power – delivering 530 HP compared to 292 HP. That’s roughly 238 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Convertible is clearly quicker – completing the sprint in 3.7 s, while the Lexus NX takes 6.4 s. That’s about 2.7 s quicker.

4 Series Convertible

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.

Seats: Lexus NX offers more seats – 5 vs 4.

In terms of curb weight, BMW 4 Series Convertible is only slightly lighter – 1,765 kg compared to 1,805 kg. The difference is around 40 kg.

When it comes to payload, the Lexus NX carries slightly more – 515 kg compared to 420 kg. That’s a difference of about 95 kg.

Who wins the race in the data check?

The Lexus NX comes out modestly 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 £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
details

Frequently compared as well

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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 …
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BMW 4 Series Convertible
Lexus NX

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 4 Series Convertible

The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.

details
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Reviews BMW 4 Series Convertible

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

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)
rate
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.

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BMW 4 Series Convertible
Lexus NX

Costs and Consumption
Price
52,100 - 96,600 £
Price
46,000 - 64,300 £
Consumption L/100km
5.2 - 10.2 L/100km
Consumption L/100km
2.9 - 5.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
72 km
Battery Capacity
-
Battery Capacity
-
co2
136 - 231 g/km
co2
65 - 134 g/km
Fuel tank capacity
59 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Convertible
Body Type
SUV
Seats
4
Seats
5
Doors
2
Doors
-
Curb weight
1,765 - 2,055 kg
Curb weight
1,805 - 2,065 kg
Trunk capacity
385 L
Trunk capacity
-
Length
4,768 - 4,770 mm
Length
-
Width
1,852 - 1,887 mm
Width
1,865 mm
Height
1,384 - 1,394 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
345 - 420 kg
Payload
475 - 515 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Full Hybrid, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
CVT
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
184 - 530 HP
Power HP
200 - 292 HP
Acceleration 0-100km/h
3.7 - 8.2 s
Acceleration 0-100km/h
6.4 - 8.8 s
Max Speed
236 - 250 km/h
Max Speed
-
Torque
300 - 700 Nm
Torque
-
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
135 - 390 kW
Power kW
147 - 215 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
2,487 cm3

General
Model Year
2,024 - 2,025
Model Year
2,025
CO2 Efficiency Class
E, F, G
CO2 Efficiency Class
D, B
Brand
BMW
Brand
Lexus
What drive types are available for the BMW 4 Series Convertible?

The BMW 4 Series Convertible is available as Rear-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.