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BMW 4 Series Gran Coupe vs Lexus LBX comparison

Compare performance (392 HP vs 136 HP), boot space and price (46,200 £ vs 28,300 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Gran Coupe or Lexus LBX?

BMW 4 Series Gran Coupe vs Lexus LBX: Key differences

BMW 4 Series Gran Coupe

  • clearly more power
  • considerably quicker 0–100 km/h
  • clearly more trunk space
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Lexus LBX

4.7 (4 Reviews)
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  • significantly cheaper
  • a bit more efficient
  • markedly lighter
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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 Gran Coupe

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Lexus LBX is significantly cheaper – starting at 28,300 £ , while the BMW 4 Series Gran Coupe costs 46,200 £ . That’s a price difference of around 17,923 £.

Fuel consumption also shows a difference: the Lexus LBX uses 4.5 L/100km and is a bit more efficient than the BMW 4 Series Gran Coupe with 5 L/100km. The difference is about 0.5 L/100km.

LBX

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 BMW 4 Series Gran Coupe offers clearly more power – delivering 392 HP compared to 136 HP. That’s roughly 256 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Gran Coupe is considerably quicker – completing the sprint in 4.6 s, while the Lexus LBX takes 9.2 s. That’s about 4.6 s quicker.

There’s also a difference in torque: the BMW 4 Series Gran Coupe delivers substantially more torque with 650 Nm compared to 185 Nm. That’s about 465 Nm more.

4 Series Gran Coupe

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, Lexus LBX is markedly lighter – 1,280 kg compared to 1,695 kg. The difference is around 415 kg.

Looking at boot space, the BMW 4 Series Gran Coupe offers clearly more boot space – 470 L compared to 332 L. That’s a difference of about 138 L.

When it comes to payload, the BMW 4 Series Gran Coupe carries barely more – 480 kg compared to 475 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The BMW 4 Series Gran Coupe 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 £46,200
4 Series Gran Coupe

BMW 4 Series Gran Coupe

  • Engine Type Diesel MHEV, Petrol, Petrol MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 184 - 392 HP
  • Consumption L/100km 5 - 7.8 L/100km
BMW 4 Series Gran Coupe
Lexus LBX

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW 4 Series Gran Coupe

The BMW 4 Series Gran Coupe marries coupe-like drama with hatchback practicality, offering a sloping roofline that still lets you load bags without a wrestling match. It steers with familiar BMW poise, so buyers after sporty looks and everyday usability get the best of both worlds—and a car that makes the commute feel a bit more glamorous.

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Lexus LBX

The Lexus LBX is a compact premium crossover that brings Lexus styling and craftsmanship to city driving, pairing a cozy interior with thoughtful tech and upscale materials. It focuses on a quiet, refined ride and fuel-efficient everyday usability while carrying the brand’s familiar emphasis on comfort and safety.

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BMW 4 Series Gran Coupe
Lexus LBX

Costs and Consumption

Price
46,200 - 68,800 £
Price
28,300 - 40,000 £
Consumption L/100km
5 - 7.8 L/100km
Consumption L/100km
4.5 - 4.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
131 - 179 g/km
co2
102 - 110 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 1,935 kg
Curb weight
1,280 - 1,365 kg
Trunk capacity
470 L
Trunk capacity
255 - 332 L
Length
-
Length
-
Width
1,852 mm
Width
1,825 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
480 kg
Payload
455 - 475 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
CVT
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
184 - 392 HP
Power HP
136 HP
Acceleration 0-100km/h
4.6 - 7.9 s
Acceleration 0-100km/h
9.2 - 9.6 s
Max Speed
-
Max Speed
-
Torque
300 - 650 Nm
Torque
185 Nm
Number of Cylinders
4 - 6
Number of Cylinders
3
Power kW
135 - 288 kW
Power kW
100 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,490 cm3

General

Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
E, D, F, G
CO2 Efficiency Class
C
Brand
BMW
Brand
Lexus
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.