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BMW iX vs Lexus RZ comparison

Compare performance (659 HP vs 408 HP), boot space and price (71,600 £ vs 48,900 £ ) at a glance. Find out which car is the better choice for you – BMW iX or Lexus RZ?

BMW iX vs Lexus RZ: Key differences

BMW iX

3.9 (1 Reviews)
rate
  • noticeably more power
  • clearly more electric range
  • somewhat quicker 0–100 km/h

Lexus RZ

4.8 (1 Reviews)
rate
  • significantly cheaper
  • noticeably more efficient
  • visibly lighter

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

iX

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Lexus RZ is significantly cheaper – starting at 48,900 £ , while the BMW iX costs 71,600 £ . That’s a price difference of around 22,629 £.

In terms of energy consumption, the Lexus RZ is noticeably more efficient: consuming 14.7 kWh/100km compared to 17.8 kWh/100km for the BMW iX. That’s a difference of about 3.1 kWh/100km.

As for electric range, the BMW iX offers clearly more range – reaching up to 701 km, about 142 km more than the Lexus RZ.

RZ

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 iX offers noticeably more power – delivering 659 HP compared to 408 HP. That’s roughly 251 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW iX is somewhat quicker – completing the sprint in 3.8 s, while the Lexus RZ takes 4.4 s. That’s about 0.6 s quicker.

There’s also a difference in torque: the BMW iX delivers substantially more torque with 1,015 Nm compared to 538 Nm. That’s about 477 Nm more.

iX

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, Lexus RZ is visibly lighter – 1,995 kg compared to 2,525 kg. The difference is around 530 kg.

When it comes to payload, the BMW iX carries very slightly more – 575 kg compared to 540 kg. That’s a difference of about 35 kg.

Who wins the race in the data check?

The BMW iX is clearly superior 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 £71,600
iX

BMW iX

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 408 - 659 HP
  • Consumption kWh/100km : 17.8 - 20.6 kWh/100km
  • Electric Range : 600 - 701 km
details

Frequently compared as well

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BMW iX
Lexus RZ

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW iX

The BMW iX arrives like a tech-rich luxury SUV that refuses to shout, offering a serene yet authoritative road presence that suits both city commutes and long-distance cruising. Inside, its minimalist cabin wraps high-quality materials and clever interfaces around a driver-focused layout, making it feel more like a forward-thinking lounge than just another electric appliance — and yes, it still delivers the dynamic driving character you'd expect from a BMW.

details
P90464063_highRes_bmw-ix-m60-05-2022
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P90464060_highRes_bmw-ix-m60-05-2022
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P90437462_highRes_the-first-ever-bmw-i

Reviews BMW iX

3.9 (1 Reviews)
rate
Massimiliano La Vignma
5 Feb 2026, 13:42:39

Innovative, with generous interior space but at the expense of the boot. I have an M60 — strong acceleration and excellent self-charging, especially on the motorway.

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

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.

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500_rzside
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Reviews Lexus RZ

4.8 (1 Reviews)
rate

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BMW iX
Lexus RZ

Costs and Consumption
Price
71,600 - 108,400 £
Price
48,900 - 67,500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Consumption kWh/100km
14.7 - 18.1 kWh/100km
Electric Range
600 - 701 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
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,525 - 2,655 kg
Curb weight
1,995 - 2,135 kg
Trunk capacity
500 L
Trunk capacity
-
Length
-
Length
-
Width
1,970 mm
Width
1,895 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 575 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
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
408 - 659 HP
Power HP
227 - 408 HP
Acceleration 0-100km/h
3.8 - 5.1 s
Acceleration 0-100km/h
4.4 - 7.5 s
Max Speed
-
Max Speed
-
Torque
700 - 1,015 Nm
Torque
269 - 538 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
300 - 485 kW
Power kW
167 - 300 kW
Engine capacity
-
Engine capacity
-

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

The BMW iX is offered with 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.