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Audi A6 Avant vs BYD Dolphin comparison

Compare performance (367 HP vs 204 HP), boot space and price (49,700 £ vs 29,700 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BYD Dolphin?

Audi A6 Avant vs BYD Dolphin: Key differences

Audi A6 Avant

  • considerably more power
  • clearly quicker 0–100 km/h
  • clearly more trunk space
details

BYD Dolphin

4 (4 Reviews)
rate
  • considerably cheaper
  • significantly more electric range
  • somewhat lighter
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

A6 Avant

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

BYD Dolphin is considerably cheaper – starting at 29,700 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 20,023 £.

As for electric range, the BYD Dolphin offers significantly more range – reaching up to 427 km, about 326 km more than the Audi A6 Avant.

Dolphin

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Audi A6 Avant offers considerably more power – delivering 367 HP compared to 204 HP. That’s roughly 163 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 Avant is clearly quicker – completing the sprint in 4.7 s, while the BYD Dolphin takes 7 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Audi A6 Avant delivers clearly more torque with 580 Nm compared to 310 Nm. That’s about 270 Nm more.

A6 Avant

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, BYD Dolphin is somewhat lighter – 1,658 kg compared to 1,865 kg. The difference is around 207 kg.

Looking at boot space, the Audi A6 Avant offers clearly more boot space – 503 L compared to 345 L. That’s a difference of about 158 L.

When it comes to payload, the Audi A6 Avant carries markedly more – 570 kg compared to 410 kg. That’s a difference of about 160 kg.

Who wins the race in the data check?

The BYD Dolphin sits just 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 £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

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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Reviews Audi A6 Avant

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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BYD Dolphin

Costs and Consumption
Price
49,700 - 70,200 £
Price
29,700 - 31,400 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
15.9 kWh/100km
Electric Range
94 - 101 km
Electric Range
427 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
1,658 kg
Trunk capacity
404 - 503 L
Trunk capacity
345 L
Length
-
Length
-
Width
1,875 mm
Width
1,770 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
410 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
204 - 367 HP
Power HP
204 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
7 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
310 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
150 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2023
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
Brand
Audi
Brand
BYD
Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant 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.