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Audi A6 Avant vs BYD Seal U comparison

Compare performance (367 HP vs 324 HP), boot space and price (49,700 £ vs 34,300 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BYD Seal U?

Audi A6 Avant vs BYD Seal U: Key differences

Audi A6 Avant

  • a bit more power
  • visibly quicker 0–100 km/h
  • only slightly lighter

BYD Seal U

4.1 (7 Reviews)
rate
  • clearly cheaper
  • clearly more electric range
  • barely more trunk space

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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 Seal U is clearly cheaper – starting at 34,300 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 15,437 £.

As for electric range, the BYD Seal U offers clearly more range – reaching up to 500 km, about 399 km more than the Audi A6 Avant.

Seal U

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 a bit more power – delivering 367 HP compared to 324 HP. That’s roughly 43 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 Avant is visibly quicker – completing the sprint in 4.7 s, while the BYD Seal U takes 5.9 s. That’s about 1.2 s quicker.

Looking at top speed, the Audi A6 Avant is markedly faster – reaching 250 km/h, while the BYD Seal U tops out at 175 km/h. The difference is around 75 km/h.

There’s also a difference in torque: the Audi A6 Avant delivers only slightly more torque with 580 Nm compared to 550 Nm. That’s about 30 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, Audi A6 Avant is only slightly lighter – 1,865 kg compared to 1,940 kg. The difference is around 75 kg.

Looking at boot space, the BYD Seal U offers barely more boot space – 552 L compared to 503 L. That’s a difference of about 49 L.

For maximum load capacity, the Audi A6 Avant offers barely more capacity – up to 1,534 L, about 94 L more than the BYD Seal U.

When it comes to payload, the Audi A6 Avant carries visibly 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 Seal U is slightly 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 £34,300
Seal U

BYD Seal U

  • Engine Type : Electric, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 218 - 324 HP
  • Consumption kWh/100km : 12.1 - 20.5 kWh/100km
  • Electric Range : 70 - 500 km
details

Frequently compared as well

BYD Seal U
BYD Sealion 7
VS
The BYD Seal U brings crossover practicality and a higher driving position for buyers after everyday versatility, while the sleeker BYD Sealion 7 swaps that raised stance for a lower, sportier profile and crisper road manners. Choose the Seal U for family-friendly space and comfort, or the Sealion …
BYD Seal U
MG HS/EHS
VS
Fresh from BYD’s EV revolution, the sleek Seal U brings range, tech and bold styling to spar with the MG HS/EHS — MG’s faithful family crossover offered as a petrol and a plug‑in hybrid that plays the safe, sensible card. Which one gives you the best mix of space, running costs and grin‑per‑mile?
Audi A6 Avant
BYD Seal U

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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A1810705_overfull
A1810707_overfull
A1810691_overfull
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Reviews Audi A6 Avant

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

BYD Seal U

The BYD Seal U pairs a sleek fastback silhouette with a surprisingly roomy, tech-rich cabin, giving electric chic without the showroom pretension. It's a smart pick for buyers after confident handling, sensible practicality and standout value — all wrapped up with a cheeky grin when you put your foot down.

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BYD SEAL U 157
BYD SEAL U 061
BYD SEAL U 079

Reviews BYD Seal U

4.1 (7 Reviews)
rate
Emily
20 Jan 2026, 22:52:34

Broke down at 200 KM

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

Frequently compared as well

BYD Seal U
Toyota RAV4
VS
BYD Seal U is a sleek, driver‑focused electric newcomer that delivers brisk, silent acceleration, cutting‑edge tech and impressive running‑cost savings — it’s the car that makes you forget what an internal‑combustion soundtrack sounded like. The Toyota RAV4 sticks to its strengths: rugged, roomy …
Audi A5 Avant
Audi A6 Avant
VS
The Audi A5 Avant is the stylish, nimble estate that turns everyday runs into a bit of a pleasure drive, whereas the Audi A6 Avant trades some of that sporting charm for a roomier cabin, extra tech and a composed motorway demeanour. Choose the A5 if you crave sharper looks and livelier handling, …
BYD Atto 3
BYD Seal U
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If you want a friendly, practical EV that looks like it drinks coffee in a hipster cafe and carries everything from groceries to weekend bikes, the BYD Atto 3 is the sensible, value-packed choice. The BYD Seal U, by contrast, dresses up the electric experience with sleeker lines, sharper handling …
BYD Seal U
BYD Seal 6
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Think of the BYD Seal U as the nimble, slightly sharper hatchback that’s happier darting through city streets, while the BYD Seal 6 is the sleeker, longer-legged cruiser built for relaxed motorway miles and extra range. If you want playful agility and everyday practicality go Seal U, but if …
BYD Seal U
Porsche Cayenne
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Put simply: the BYD Seal U is a slick, value-packed electric newcomer that trades brand pedigree for cutting-edge tech, impressive range and a price that makes you rethink running on petrol, while the Porsche Cayenne remains the benchmark for SUV dynamics, luxury and towing practicality with a …
BYD Seal U
Lynk & Co 08
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The BYD Seal U feels like a sleek, tech‑forward EV with impressive performance-to-price ratio, while the Lynk & Co 08 plays the role of bold, spacious SUV that prioritizes comfort and presence. If you want sporty agility and cutting‑edge battery tech, go Seal U; if you need family practicality, …
BYD Seal U
Tesla Model Y
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The BYD Seal U punches above its price with a sleek fastback profile, surprisingly sporty handling and a tech-packed interior that makes it a compelling foil to the more familiar Tesla Model Y. If you prize Supercharger convenience, software polish and stronger resale you’ll gravitate to the Model …
BYD Seal U
BYD Seal
VS
The BYD Seal U trades the low-slung, swoopy charm of the BYD Seal for a taller, more practical shape — think crossover comfort, easier loading and a higher driving position without giving up the EV's brisk acceleration. If you want sportier looks and the slickest aero for maximum range, choose the …
Audi A6 Avant
BYD Seal U

Costs and Consumption
Price
49,700 - 70,200 £
Price
34,300 - 39,800 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Electric Range
94 - 101 km
Electric Range
70 - 500 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
0 - 71 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1,865 - 2,240 kg
Curb weight
1,940 - 2,147 kg
Trunk capacity
404 - 503 L
Trunk capacity
425 - 552 L
Length
4,999 mm
Length
4,785 mm
Width
1,875 mm
Width
1,890 mm
Height
1,472 mm
Height
1,668 mm
Max trunk capacity
1,497 - 1,534 L
Max trunk capacity
1,440 L
Payload
535 - 570 kg
Payload
410 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Electric, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
204 - 367 HP
Power HP
218 - 324 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
5.9 - 9.6 s
Max Speed
238 - 250 km/h
Max Speed
175 km/h
Torque
340 - 580 Nm
Torque
300 - 550 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
150 - 270 kW
Power kW
160 - 238 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,497 - 1,498 cm3

General
Model Year
2,025
Model Year
2,024 - 2,026
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A, B
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.