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Lexus RZ vs smart #3 comparison

Compare performance (408 HP vs 428 HP), boot space and price (48,900 £ vs 34,700 £ ) at a glance. Find out which car is the better choice for you – Lexus RZ or smart #3?

Lexus RZ vs smart #3: Key differences

Lexus RZ

4.8 (1 Reviews)
rate
  • slightly more efficient
  • somewhat more electric range

smart #3

5 (1 Reviews)
rate
  • significantly cheaper
  • barely more power
  • slightly quicker 0–100 km/h
  • a bit 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

RZ

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.

smart #3 is significantly cheaper – starting at 34,700 £ , while the Lexus RZ costs 48,900 £ . That’s a price difference of around 14,237 £.

In terms of energy consumption, the Lexus RZ is slightly more efficient: consuming 14.7 kWh/100km compared to 16.3 kWh/100km for the smart #3. That’s a difference of about 1.6 kWh/100km.

As for electric range, the Lexus RZ offers somewhat more range – reaching up to 559 km, about 104 km more than the smart #3.

#3

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 smart #3 offers barely more power – delivering 428 HP compared to 408 HP. That’s roughly 20 HP more horsepower.

When accelerating from 0 to 100 km/h, the smart #3 is slightly 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 smart #3 delivers barely more torque with 584 Nm compared to 538 Nm. That’s about 46 Nm more.

RZ

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, smart #3 is a bit lighter – 1,780 kg compared to 1,995 kg. The difference is around 215 kg.

When it comes to payload, the Lexus RZ carries moderately more – 540 kg compared to 450 kg. That’s a difference of about 90 kg.

Who wins the race in the data check?

The smart #3 is clearly 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 £34,700
#3

smart #3

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 272 - 428 HP
  • Consumption kWh/100km : 16.3 - 17.6 kWh/100km
  • Electric Range : 325 - 455 km
details

Frequently compared as well

Lexus RZ
Toyota bZ4X
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Meet the Lexus RZ and its more down-to-earth sibling, the Toyota bZ4X: one dressed in luxury and poised to impress, the other built to be sensible, spacious and affordable. We’ll pit the RZ’s sharper handling, plush cabin and premium tech against the bZ4X’s practicality and value to see which …
Lexus RZ
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Lexus RZ
smart #3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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

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

smart #3

The Smart #3 turns the brand's cheeky city-car attitude into a grown-up compact SUV, pairing sleek styling with a surprisingly roomy, well-made interior. It's a brilliant pick for buyers who want electric ease without dullness — practical enough for daily life, but still lively enough to make parking and grocery runs feel a little fun.

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smart-hashtag3-brabus-photon-orange-exterior-mallorca13
smart-hashtag3-brabus-photon-orange-exterior-mallorca21
smart-hashtag3-brabus-photon-orange-interior-mallorca10
smart-hashtag3-brabus-photon-orange-interior-mallorca3
smart-hashtag3-premium-ceramic-cream-interior-mallorca7

Reviews smart #3

5 (1 Reviews)
rate
Ronny
16 Oct 2025, 13:10:59

Handsome design, packed with advanced driver‑assist technology and stellar performance — all at an attractive price. Highly recommended, this car!

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Lexus RZ
smart #3

Costs and Consumption
Price
48,900 - 67,500 £
Price
34,700 - 45,800 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.7 - 18.1 kWh/100km
Consumption kWh/100km
16.3 - 17.6 kWh/100km
Electric Range
457 - 559 km
Electric Range
325 - 455 km
Battery Capacity
-
Battery Capacity
47 - 62 kWh
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
5
Curb weight
1,995 - 2,135 kg
Curb weight
1,780 - 1,910 kg
Trunk capacity
-
Trunk capacity
370 L
Length
-
Length
4,400 mm
Width
1,895 mm
Width
1,844 mm
Height
-
Height
1,556 mm
Max trunk capacity
-
Max trunk capacity
1,160 L
Payload
505 - 540 kg
Payload
419 - 450 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
227 - 408 HP
Power HP
272 - 428 HP
Acceleration 0-100km/h
4.4 - 7.5 s
Acceleration 0-100km/h
3.7 - 5.8 s
Max Speed
-
Max Speed
180 km/h
Torque
269 - 538 Nm
Torque
343 - 584 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
167 - 300 kW
Power kW
200 - 315 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2,025
Model Year
2,023 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Lexus
Brand
smart
What drive types are available for the Lexus RZ?

The Lexus RZ is offered with Front-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.