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BYD Dolphin vs Lexus RZ comparison

Compare performance (204 HP vs 408 HP), boot space and price (29,700 £ vs 48,900 £ ) at a glance. Find out which car is the better choice for you – BYD Dolphin or Lexus RZ?

BYD Dolphin vs Lexus RZ: Key differences

BYD Dolphin

4 (4 Reviews)
rate
  • substantially cheaper
  • visibly lighter
details

Lexus RZ

4.8 (2 Reviews)
rate
  • substantially more power
  • very slightly more efficient
  • markedly more electric range
  • substantially quicker 0–100 km/h
  • visibly more trunk space
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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.

By Achim Sedelmaier

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

Dolphin

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.

BYD Dolphin is substantially cheaper – starting at 29,700 £ , while the Lexus RZ costs 48,900 £ . That’s a price difference of around 19,251 £.

In terms of energy consumption, the Lexus RZ is very slightly more efficient: consuming 14.7 kWh/100km compared to 15.9 kWh/100km for the BYD Dolphin. That’s a difference of about 1.2 kWh/100km.

As for electric range, the Lexus RZ offers markedly more range – reaching up to 559 km, about 132 km more than the BYD Dolphin.

RZ

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 Lexus RZ offers substantially more power – delivering 408 HP compared to 204 HP. That’s roughly 204 HP more horsepower.

When accelerating from 0 to 100 km/h, the Lexus RZ is substantially quicker – completing the sprint in 4.4 s, while the BYD Dolphin takes 7 s. That’s about 2.6 s quicker.

There’s also a difference in torque: the Lexus RZ delivers substantially more torque with 538 Nm compared to 310 Nm. That’s about 228 Nm more.

Dolphin

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, BYD Dolphin is visibly lighter – 1,658 kg compared to 1,995 kg. The difference is around 337 kg.

Looking at boot space, the Lexus RZ offers visibly more boot space – 522 L compared to 345 L. That’s a difference of about 177 L.

When it comes to payload, the Lexus RZ carries visibly more – 540 kg compared to 410 kg. That’s a difference of about 130 kg.

Who wins the race in the data check?

The Lexus RZ 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 £48,900
RZ

Lexus RZ

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 227 - 408 HP
  • Consumption kWh/100km 14.7 - 18.1 kWh/100km
  • Electric Range 457 - 559 km
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Frequently compared as well

BYD Dolphin
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The BYD Dolphin and BYD Atto 2 represent two distinct EV choices from BYD: the Dolphin is a compact, city-oriented hatchback focused on efficiency and nimble urban driving, while the Atto 2 is a compact crossover offering more space, a higher driving position and richer tech. Choose the Dolphin for …
BYD Dolphin
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BYD Dolphin
Lexus RZ

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BYD Dolphin

The BYD Dolphin is a cheeky electric hatchback that blends playful styling with surprising practicality, making it a brilliant city companion for buyers who want modern tech without the showroom bravado. It’s comfy, efficient and easy to live with, and while it won’t blind you with supercar drama, it will quietly get the job done with plenty of character.

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0344F0B7-DD22-4EE0-9220-311A496628F6

Reviews BYD Dolphin

4 (4 Reviews)
rate
Mark Kennedy
12 Apr 2026, 17:25:08

Absolute gem of a car, wonderfully smooth and powerful, along with being loaded with tech. By far the best car I've had. Would highly recommend

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
John Maskell
3 Jan 2026, 07:26:24

Loving the dolphin

How do you mainly use this car? (optional): City / Short distance
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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Reviews Lexus RZ

4.8 (2 Reviews)
rate

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

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Costs and Consumption
Price
29,700 - 31,400 £
Price
48,900 - 67,500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.9 kWh/100km
Consumption kWh/100km
14.7 - 18.1 kWh/100km
Electric Range
427 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
1,658 kg
Curb weight
1,995 - 2,135 kg
Trunk capacity
345 L
Trunk capacity
522 L
Length
-
Length
-
Width
1,770 mm
Width
1,895 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 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
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
204 HP
Power HP
227 - 408 HP
Acceleration 0-100km/h
7 s
Acceleration 0-100km/h
4.4 - 7.5 s
Max Speed
-
Max Speed
-
Torque
310 Nm
Torque
269 - 538 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 kW
Power kW
167 - 300 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2023
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BYD
Brand
Lexus
What drive types are available for the BYD Dolphin?

The BYD Dolphin is available as Front-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.