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BMW i4 vs Lexus RZ comparison

Compare performance (601 HP vs 408 HP), boot space and price (49,400 £ vs 48,900 £ ) at a glance. Find out which car is the better choice for you – BMW i4 or Lexus RZ?

BMW i4 vs Lexus RZ: Key differences

BMW i4

4.9 (2 Reviews)
rate
  • clearly more power
  • very slightly more electric range
  • moderately quicker 0–100 km/h

Lexus RZ

4.8 (1 Reviews)
rate
  • very slightly cheaper
  • barely lighter

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.

Lexus RZ is very slightly cheaper – starting at 48,900 £ , while the BMW i4 costs 49,400 £ . That’s a price difference of around 429 £.

When it comes to electricity consumption, both models perform equally – each averaging 14.7 kWh/100km.

As for electric range, the BMW i4 offers very slightly more range – reaching up to 613 km, about 54 km more than the Lexus RZ.

RZ

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 i4 offers clearly more power – delivering 601 HP compared to 408 HP. That’s roughly 193 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW i4 is moderately quicker – completing the sprint in 3.7 s, while the Lexus RZ takes 4.4 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the BMW i4 delivers noticeably more torque with 795 Nm compared to 538 Nm. That’s about 257 Nm more.

i4

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 RZ is barely lighter – 1,995 kg compared to 2,070 kg. The difference is around 75 kg.

When it comes to payload, the Lexus RZ carries somewhat more – 540 kg compared to 480 kg. That’s a difference of about 60 kg.

Who wins the race in the data check?

The BMW i4 holds a decisive overall lead 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 £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/100km
  • Electric Range : 514 - 613 km
details

Frequently compared as well

BMW i4
BYD Seal
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The BMW i4 feels like a familiar, impeccably tuned sports saloon — razor-sharp steering, plush interior and that badge-backed refinement for drivers who crave engagement over bargains. The BYD Seal, meanwhile, is the plucky tech-packed challenger: startling range and kit for the money, bold design …
Lexus RZ
Toyota bZ4X
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Lexus RZ

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW i4

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
P90439358_highRes_bmw-i4-m50-9-2021
P90439356_highRes_bmw-i4-m50-9-2021
P90439360_highRes_bmw-i4-m50-9-2021
P90439369_highRes_bmw-i4-m50-9-2021
P90422904_highRes_bmw-i4-interieur-6-2

Reviews BMW i4

4.9 (2 Reviews)
rate

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

Lexus RZ

The Lexus RZ brings Lexus' trademark quiet luxury to the electric SUV world, wrapping poised handling and a plush, well-crafted cabin in a calm, composed package. It won't shout about raw figures — instead it trades headline numbers for smooth power delivery, fuss-free tech and an effortless refinement that will suit buyers who want electric convenience without losing the luxury experience.

details
500_rzfq02
500_rzside
500_rzrq02

Reviews Lexus RZ

4.8 (1 Reviews)
rate

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

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BMW i4
Lexus RZ

Costs and Consumption
Price
49,400 - 62,500 £
Price
48,900 - 67,500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.7 - 16.7 kWh/100km
Consumption kWh/100km
14.7 - 18.1 kWh/100km
Electric Range
514 - 613 km
Electric Range
457 - 559 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 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
2,070 - 2,285 kg
Curb weight
1,995 - 2,135 kg
Trunk capacity
470 L
Trunk capacity
-
Length
-
Length
-
Width
1,852 mm
Width
1,895 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
445 - 480 kg
Payload
505 - 540 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
286 - 601 HP
Power HP
227 - 408 HP
Acceleration 0-100km/h
3.7 - 6 s
Acceleration 0-100km/h
4.4 - 7.5 s
Max Speed
-
Max Speed
-
Torque
400 - 795 Nm
Torque
269 - 538 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
210 - 442 kW
Power kW
167 - 300 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BMW
Brand
Lexus
Is the BMW i4 offered with different drivetrains?

The BMW i4 is offered with 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.