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Audi A7 vs BYD Sealion 7 comparison

Compare performance (630 HP vs 530 HP), boot space and price (55,000 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Audi A7 or BYD Sealion 7?

Audi A7 vs BYD Sealion 7: Key differences

Audi A7

  • moderately more power
  • noticeably quicker 0–100 km/h
  • clearly lighter
  • only slightly more trunk space
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BYD Sealion 7

5 (2 Reviews)
rate
  • visibly cheaper
  • 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

A7

Costs and Efficiency:

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

BYD Sealion 7 is visibly cheaper – starting at 42,800 £ , while the Audi A7 costs 55,000 £ . That’s a price difference of around 12,180 £.

As for electric range, the BYD Sealion 7 offers considerably more range – reaching up to 502 km, about 434 km more than the Audi A7.

Sealion 7

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 A7 offers moderately more power – delivering 630 HP compared to 530 HP. That’s roughly 100 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A7 is noticeably quicker – completing the sprint in 3.4 s, while the BYD Sealion 7 takes 4.5 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the Audi A7 delivers moderately more torque with 850 Nm compared to 690 Nm. That’s about 160 Nm more.

A7

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: BYD Sealion 7 offers more seats – 5 vs 4.

In terms of curb weight, Audi A7 is clearly lighter – 1,770 kg compared to 2,225 kg. The difference is around 455 kg.

Looking at boot space, the Audi A7 offers only slightly more boot space – 535 L compared to 520 L. That’s a difference of about 15 L.

When it comes to payload, the Audi A7 carries visibly more – 600 kg compared to 410 kg. That’s a difference of about 190 kg.

Who wins the race in the data check?

The BYD Sealion 7 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 £42,800
Sealion 7

BYD Sealion 7

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 313 - 530 HP
  • Consumption kWh/100km : 19.9 - 21.9 kWh/100km
  • Electric Range : 456 - 502 km
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Frequently compared as well

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Audi A7
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A7

The Audi A7 wraps elegant fastback lines around a sumptuous, tech-packed cabin that turns everyday drives into something a bit more special. It strikes a polished balance between relaxed comfort and engaging poise, so you’ll enjoy long cruises and spirited backroad runs while arriving in unmistakable style.

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Reviews Audi A7

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

BYD Sealion 7

The BYD Sealion 7 is a sleek electric wagon that blends sporty styling with surprising practicality, making it a compelling choice for drivers who want something different from the usual hatchback or SUV. Its refined interior and composed road manners give it an upscale feel, while clever packaging keeps it versatile for daily use.

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Reviews BYD Sealion 7

5 (2 Reviews)
rate
oriol
27 Feb 2026, 15:33:27

range that I can always charge to 100% — unlike other brands that told me it was recommended to stop at 80%, which consequently cut my real range from 600 to 480 by not being able to charge to 100%. I think that's something people should know.

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

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Audi A7
BYD Sealion 7

Costs and Consumption
Price
55,000 - 117,900 £
Price
42,800 - 52,300 £
Consumption L/100km
1.2 - 12.2 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Electric Range
67 - 68 km
Electric Range
456 - 502 km
Battery Capacity
14.4 kWh
Battery Capacity
-
co2
28 - 276 g/km
co2
0 g/km
Fuel tank capacity
52 - 73 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
4
Seats
5
Doors
5
Doors
-
Curb weight
1,770 - 2,150 kg
Curb weight
2,225 - 2,435 kg
Trunk capacity
380 - 535 L
Trunk capacity
520 L
Length
4,969 - 5,009 mm
Length
-
Width
1,908 - 1,950 mm
Width
1,925 mm
Height
1,422 - 1,424 mm
Height
-
Max trunk capacity
1,235 - 1,390 L
Max trunk capacity
-
Payload
510 - 600 kg
Payload
410 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 630 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
3.4 - 8.1 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
245 - 280 km/h
Max Speed
-
Torque
370 - 850 Nm
Torque
380 - 690 Nm
Number of Cylinders
4 - 8
Number of Cylinders
-
Power kW
150 - 463 kW
Power kW
230 - 390 kW
Engine capacity
1,968 - 3,996 cm3
Engine capacity
-

General
Model Year
2,023 - 2,024
Model Year
2024
CO2 Efficiency Class
E, F, B, G
CO2 Efficiency Class
A
Brand
Audi
Brand
BYD
Is the Audi A7 offered with different drivetrains?

Available configurations include All-Wheel Drive or 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.