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Audi A3 Sportback vs BYD Dolphin comparison

Compare performance (400 HP vs 204 HP), boot space and price (27,000 £ vs 29,700 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or BYD Dolphin?

Audi A3 Sportback vs BYD Dolphin: Key differences

Audi A3 Sportback

3.9 (1 Reviews)
rate
  • very slightly cheaper
  • substantially more power
  • considerably quicker 0–100 km/h
  • noticeably lighter
  • marginally more trunk space
details

BYD Dolphin

4 (4 Reviews)
rate
  • considerably more electric range
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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

A3 Sportback

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A3 Sportback is very slightly cheaper – starting at 27,000 £ , while the BYD Dolphin costs 29,700 £ . That’s a price difference of around 2,691 £.

As for electric range, the BYD Dolphin offers considerably more range – reaching up to 427 km, about 286 km more than the Audi A3 Sportback.

Dolphin

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 Audi A3 Sportback offers substantially more power – delivering 400 HP compared to 204 HP. That’s roughly 196 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A3 Sportback is considerably quicker – completing the sprint in 3.8 s, while the BYD Dolphin takes 7 s. That’s about 3.2 s quicker.

There’s also a difference in torque: the Audi A3 Sportback delivers noticeably more torque with 500 Nm compared to 310 Nm. That’s about 190 Nm more.

A3 Sportback

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, Audi A3 Sportback is noticeably lighter – 1,360 kg compared to 1,658 kg. The difference is around 298 kg.

Looking at boot space, the Audi A3 Sportback offers marginally more boot space – 380 L compared to 345 L. That’s a difference of about 35 L.

When it comes to payload, the Audi A3 Sportback carries moderately more – 480 kg compared to 410 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The Audi A3 Sportback 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 £27,000
A3 Sportback

Audi A3 Sportback

  • Engine Type : Petrol, Petrol MHEV, Diesel, Plugin Hybrid
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 400 HP
  • Consumption L/100km : 1.1 - 9.3 L/100km
  • Electric Range : 134 - 141 km
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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
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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 …
Audi A3 Sportback
BYD Dolphin

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Reviews Audi A3 Sportback

3.9 (1 Reviews)
rate

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

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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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

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Audi A3 Sportback
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Audi A3 Sportback
BYD Dolphin

Costs and Consumption
Price
27,000 - 92,900 £
Price
29,700 - 31,400 £
Consumption L/100km
1.1 - 9.3 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
15.9 kWh/100km
Electric Range
134 - 141 km
Electric Range
427 km
Battery Capacity
-
Battery Capacity
-
co2
25 - 211 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,360 - 1,685 kg
Curb weight
1,658 kg
Trunk capacity
280 - 380 L
Trunk capacity
345 L
Length
-
Length
-
Width
1,816 - 1,851 mm
Width
1,770 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 - 480 kg
Payload
410 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 400 HP
Power HP
204 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
7 s
Max Speed
-
Max Speed
-
Torque
220 - 500 Nm
Torque
310 Nm
Number of Cylinders
4 - 5
Number of Cylinders
-
Power kW
85 - 294 kW
Power kW
150 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
-

General
Model Year
2,025 - 2,026
Model Year
2023
CO2 Efficiency Class
D, F, E, G, B
CO2 Efficiency Class
A
Brand
Audi
Brand
BYD
What drive types are available for the Audi A3 Sportback?

The Audi A3 Sportback is available as 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.