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BYD Dolphin vs Mazda CX-30 comparison

Compare performance (204 HP vs 186 HP), boot space and price (29,700 £ vs 25,200 £ ) at a glance. Find out which car is the better choice for you – BYD Dolphin or Mazda CX-30?

BYD Dolphin vs Mazda CX-30: Key differences

BYD Dolphin

4 (4 Reviews)
rate
  • very slightly more power
  • somewhat quicker 0–100 km/h
details

Mazda CX-30

4.6 (5 Reviews)
rate
  • somewhat cheaper
  • somewhat lighter
  • moderately more trunk space
details

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:

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

Mazda CX-30 is somewhat cheaper – starting at 25,200 £ , while the BYD Dolphin costs 29,700 £ . That’s a price difference of around 4,457 £.

CX-30

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 BYD Dolphin offers very slightly more power – delivering 204 HP compared to 186 HP. That’s roughly 18 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Dolphin is somewhat quicker – completing the sprint in 7 s, while the Mazda CX-30 takes 8.3 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the BYD Dolphin delivers clearly more torque with 310 Nm compared to 240 Nm. That’s about 70 Nm more.

Dolphin

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 terms of curb weight, Mazda CX-30 is somewhat lighter – 1,455 kg compared to 1,658 kg. The difference is around 203 kg.

Looking at boot space, the Mazda CX-30 offers moderately more boot space – 430 L compared to 345 L. That’s a difference of about 85 L.

When it comes to payload, the Mazda CX-30 carries slightly more – 496 kg compared to 410 kg. That’s a difference of about 86 kg.

Who wins the race in the data check?

The BYD Dolphin 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 £29,700
Dolphin

BYD Dolphin

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 204 HP
  • Consumption kWh/100km : 15.9 kWh/100km
  • Electric Range : 427 km
details

Frequently compared as well

BYD Dolphin
BYD Dolphin Surf
VS
The BYD Dolphin and the sportier Dolphin Surf share the same efficient electric bones, but the Surf adds visual muscle, slightly firmer suspension and sharper steering for anyone craving a bit more attitude. Inside they’re twins — clever packaging, roomy rear seats and a useful boot — so the Surf’s …
BYD Dolphin
BYD Atto 2
VS
The BYD Dolphin is a zippy, compact EV built for urban life — efficient, easy to park and kind on the wallet, making it a brilliant daily driver for city dwellers. The BYD Atto 2 swaps hatchback frugality for crossover comfort and tech, offering more space, range and kit for buyers who value …
BYD Dolphin
Mazda CX-30

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.

details
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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

Mazda CX-30

The Mazda CX-30 blends sleek coupe-like lines with the practicality of a compact crossover, feeling more premium than its price tag suggests. It’s a joy to drive for anyone who likes a taut chassis and an interior that treats daily commutes like a small luxury escape.

details
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2022_mazda_cx-30_src_spain_act_42
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Reviews Mazda CX-30

4.6 (5 Reviews)
rate
Michele
8 May 2026, 17:46:44

Quiet; well finished, predominantly analog dashboard; excellent value for money

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
Rafa
25 Apr 2026, 12:50:49

I wouldn't pay more than 40,000 for a 1.5 L engine — that's excessive.

Stefan Zapp
31 Jan 2026, 22:32:56

I drive a CX30 with 150 hp. I'm very satisfied with the car.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Frequently compared as well

BYD Dolphin
Renault R5
VS
If you want no-nonsense electric practicality and impressive value for daily miles, the BYD Dolphin delivers usable range, clever packaging and tech that actually matters without breaking the bank. The Renault 5, meanwhile, sacrifices a little practicality for irresistible retro charm and …
Mazda CX-30
Suzuki S-Cross
VS
If you want a small SUV that actually feels like a car, the Mazda CX‑30 wins hearts with taut handling, upscale interior materials and a sharper, more rewarding drive. The Suzuki S‑Cross is the sensible sibling — roomier, cheaper to run and easier on the wallet, making it the smarter pick for …
BYD Dolphin
VW ID.3
VS
Comparing the BYD Dolphin and the Volkswagen ID.3 gives a clear picture of two distinct approaches to compact electric hatchbacks: the Dolphin emphasizes value, efficiency and clever packaging, while the ID.3 leans on refinement, driving dynamics and European build quality. If you prioritise range, …
Ford Puma
Mazda CX-30
VS
In the tussle between the cheeky Ford Puma and the stylish Mazda CX-30, the Puma serves up playful handling, clever practicality and sharper value, while the CX-30 rewards you with a more premium cabin and composed, grown-up refinement. Choose the Puma for everyday fun and sensible running costs; …
Lexus UX
Mazda CX-30
VS
In a head-to-head comparison between the Lexus UX and the Mazda CX-30, both models stand out in the competitive compact crossover segment, yet they cater to different priorities. The Lexus UX excels with its luxurious interior and top-notch safety features, making it a desirable choice for those …
Mazda CX-30
VW T-Roc
VS
In the competitive world of compact SUVs, the Mazda CX-30 and the VW T-Roc both bring distinct flavors to the table. The Mazda CX-30 is celebrated for its elegant design and engaging driving dynamics, offering a luxurious feel with its high-quality interior and impressive handling. Meanwhile, the …
Mazda CX-30
Nissan Qashqai
VS
The Mazda CX‑30 feels like a premium compact with sharp handling, a beautifully finished interior and a focus on driver enjoyment, while the Nissan Qashqai answers with roomy practicality, comfort and sensible tech for everyday family life. Choose the CX‑30 if you want style and engagement; pick …
Mazda CX-30
Mazda CX-6e
VS
Unsure whether the Mazda CX-30 or the Mazda CX-6e is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
BYD Dolphin
Mazda CX-30

Costs and Consumption
Price
29,700 - 31,400 £
Price
25,200 - 36,800 £
Consumption L/100km
-
Consumption L/100km
5.7 - 6.6 L/100km
Consumption kWh/100km
15.9 kWh/100km
Consumption kWh/100km
-
Electric Range
427 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
129 - 148 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
1,455 - 1,587 kg
Trunk capacity
345 L
Trunk capacity
422 - 430 L
Length
-
Length
-
Width
1,770 mm
Width
1,795 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 kg
Payload
458 - 496 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
204 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
7 s
Acceleration 0-100km/h
8.3 - 10.3 s
Max Speed
-
Max Speed
-
Torque
310 Nm
Torque
238 - 240 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
150 kW
Power kW
103 - 137 kW
Engine capacity
-
Engine capacity
1,998 - 2,488 cm3

General
Model Year
2023
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
D, E
Brand
BYD
Brand
Mazda
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.