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BYD Dolphin vs SEAT Arona comparison

Compare performance (204 HP vs 150 HP), boot space and price (29,700 £ vs 20,700 £ ) at a glance. Find out which car is the better choice for you – BYD Dolphin or SEAT Arona?

BYD Dolphin vs SEAT Arona: Key differences

BYD Dolphin

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

SEAT Arona

4.9 (4 Reviews)
rate
  • significantly cheaper
  • clearly lighter
  • a bit 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:

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.

SEAT Arona is significantly cheaper – starting at 20,700 £ , while the BYD Dolphin costs 29,700 £ . That’s a price difference of around 8,991 £.

Arona

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 noticeably more power – delivering 204 HP compared to 150 HP. That’s roughly 54 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Dolphin is slightly quicker – completing the sprint in 7 s, while the SEAT Arona takes 8.3 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the BYD Dolphin delivers moderately more torque with 310 Nm compared to 250 Nm. That’s about 60 Nm more.

Dolphin

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, SEAT Arona is clearly lighter – 1,188 kg compared to 1,658 kg. The difference is around 470 kg.

Looking at boot space, the SEAT Arona offers a bit more boot space – 400 L compared to 345 L. That’s a difference of about 55 L.

When it comes to payload, the SEAT Arona carries markedly more – 522 kg compared to 410 kg. That’s a difference of about 112 kg.

Who wins the race in the data check?

The BYD Dolphin is decisively ahead 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
BYD Dolphin
SEAT Arona

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

SEAT Arona

The SEAT Arona is a compact crossover that blends practical, city-friendly packaging with a sporty, youthful design. It delivers a comfortable ride, an intuitive cabin and economical running costs, making it a sensible pick for daily drives and weekend getaways.

details
BYD Dolphin
SEAT Arona

Costs and Consumption

Price
29,700 - 31,400 £
Price
20,700 - 30,300 £
Consumption L/100km
-
Consumption L/100km
5.3 - 5.8 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
120 - 132 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
1,188 - 1,268 kg
Trunk capacity
345 L
Trunk capacity
400 L
Length
-
Length
-
Width
1,770 mm
Width
1,780 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 kg
Payload
502 - 522 kg

Engine and Performance

Engine Type
Electric
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
204 HP
Power HP
95 - 150 HP
Acceleration 0-100km/h
7 s
Acceleration 0-100km/h
8.3 - 11.1 s
Max Speed
-
Max Speed
-
Torque
310 Nm
Torque
175 - 250 Nm
Number of Cylinders
-
Number of Cylinders
3 - 4
Power kW
150 kW
Power kW
70 - 110 kW
Engine capacity
-
Engine capacity
999 - 1,498 cm3

General

Model Year
2023
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
D
Brand
BYD
Brand
SEAT
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.