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BMW i4 vs Lexus RX - Differences and prices compared

Compare performance (601 HP vs 371 HP), boot space and price (49400 £ vs 63500 £ ) at a glance. Find out which car is the better choice for you – BMW i4 or Lexus RX?

BMW i4

5 (1 Reviews)
rate

Lexus RX

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

i4

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.

BMW i4 has a noticeable advantage in terms of price – it starts at 49400 £ , while the Lexus RX costs 63500 £ . That’s a price difference of around 14143 £.

As for electric range, the BMW i4 performs convincingly better – achieving up to 613 km, about 545 km more than the Lexus RX.

RX

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 BMW i4 has a noticeable edge – offering 601 HP compared to 371 HP. That’s roughly 230 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW i4 is significantly quicker – completing the sprint in 3.70 s, while the Lexus RX takes 6.20 s. That’s about 2.50 s faster.

There’s also a difference in torque: BMW i4 pulls clearly perceptible stronger with 795 Nm compared to 551 Nm. That’s about 244 Nm difference.

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i4

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 curb weight, Lexus RX is barely noticeable lighter – 2040 kg compared to 2070 kg. The difference is around 30 kg.

In terms of boot space, the BMW i4 offers hardly perceptible more room – 470 L compared to 461 L. That’s a difference of about 9 L.

When it comes to payload, Lexus RX clearly perceptible takes the win – 620 kg compared to 480 kg. That’s a difference of about 140 kg.

Who wins the race?

The BMW i4 proves to be wins the duel decisively and therefore becomes our DriveDuel Champion!
BMW i4 is the better all-rounder in this comparison.

from about £49,400
i4

BMW i4

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 286 - 601 HP
  • Consumption kWh/100km : 14.7 - 16.7 kWh
  • Electric Range : 514 - 613 km
details
BMW i4
Lexus RX

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW i4

5 (1 Reviews)
rate

The BMW i4 arrives with the poise of a classic Gran Coupé, marrying BMW's playful handling with a sleek, modern interior that makes switching to electric feel like an upgrade rather than a compromise. For buyers who want a practical daily driver that still enjoys a spirited back-road run, the i4 quietly delivers smiles and a surprising dose of driver engagement.

details
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Lexus RX

The Lexus RX glides through city streets with the kind of hushed refinement that turns mundane commutes into a private lounge. It mixes plush comfort and polished practicality in a package that suits buyers who want to arrive relaxed and a touch smug.

details
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Reviews BMW i4

5 (1 Reviews)
rate

Reviews Lexus RX

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Lexus RX

Costs and Consumption
Price
49400 - 62500 £
Price
63500 - 84700 £
Consumption L/100km
-
Consumption L/100km
1.1 - 8 L
Consumption kWh/100km
14.7 - 16.7 kWh
Consumption kWh/100km
-
Electric Range
514 - 613 km
Electric Range
68 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
25 - 182 g/km
Fuel tank capacity
-
Fuel tank capacity
55 - 65 L

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2070 - 2285 kg
Curb weight
2040 - 2185 kg
Trunk capacity
470 L
Trunk capacity
461 L
Length
-
Length
4890 mm
Width
1852 mm
Width
1920 mm
Height
-
Height
1695 mm
Max trunk capacity
-
Max trunk capacity
1678 L
Payload
445 - 480 kg
Payload
575 - 620 kg

Engine and Performance
Engine Type
Electric
Engine Type
Full Hybrid, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
CVT, Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
286 - 601 HP
Power HP
250 - 371 HP
Acceleration 0-100km/h
3.7 - 6 s
Acceleration 0-100km/h
6.2 - 7.9 s
Max Speed
-
Max Speed
200 - 210 km/h
Torque
400 - 795 Nm
Torque
551 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
210 - 442 kW
Power kW
184 - 273 kW
Engine capacity
-
Engine capacity
2393 - 2487 cm3

General
Model Year
2025
Model Year
2023 - 2024
CO2 Efficiency Class
A
CO2 Efficiency Class
E, B, G
Brand
BMW
Brand
Lexus

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What drivetrain options does the BMW i4 have?

The BMW i4 is available as Rear-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.