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BYD Seal U vs Volvo EC40 comparison

Compare performance (324 HP vs 442 HP), boot space and price (34,300 £ vs 46,500 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Volvo EC40?

BYD Seal U vs Volvo EC40: Key differences

BYD Seal U

4.1 (8 Reviews)
rate
  • clearly cheaper
  • markedly more efficient
  • only slightly lighter
  • visibly more trunk space
details

Volvo EC40

4.7 (1 Reviews)
rate
  • markedly more power
  • somewhat more electric range
  • noticeably quicker 0–100 km/h
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

Seal U

Costs and Efficiency:

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

BYD Seal U is clearly cheaper – starting at 34,300 £ , while the Volvo EC40 costs 46,500 £ . That’s a price difference of around 12,257 £.

In terms of energy consumption, the BYD Seal U is markedly more efficient: consuming 12.1 kWh/100km compared to 16.2 kWh/100km for the Volvo EC40. That’s a difference of about 4.1 kWh/100km.

As for electric range, the Volvo EC40 offers somewhat more range – reaching up to 585 km, about 85 km more than the BYD Seal U.

EC40

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 Volvo EC40 offers markedly more power – delivering 442 HP compared to 324 HP. That’s roughly 118 HP more horsepower.

When accelerating from 0 to 100 km/h, the Volvo EC40 is noticeably quicker – completing the sprint in 4.6 s, while the BYD Seal U takes 5.9 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Volvo EC40 delivers a bit more torque with 670 Nm compared to 550 Nm. That’s about 120 Nm more.

Seal U

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, BYD Seal U is only slightly lighter – 1,940 kg compared to 2,065 kg. The difference is around 125 kg.

Looking at boot space, the BYD Seal U offers visibly more boot space – 552 L compared to 404 L. That’s a difference of about 148 L.

When it comes to payload, the Volvo EC40 carries very slightly more – 435 kg compared to 410 kg. That’s a difference of about 25 kg.

Who wins the race in the data check?

The Volvo EC40 is narrowly 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 £46,500
EC40

Volvo EC40

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 238 - 442 HP
  • Consumption kWh/100km 16.2 - 17.3 kWh/100km
  • Electric Range 486 - 585 km
details

Frequently compared as well

BYD Seal U
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BYD Seal U
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BYD Seal U
Volvo EC40

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BYD Seal U

The BYD Seal U is a sleek electric fastback that blends sporty styling with a roomy, tech-focused interior, making it an appealing choice for buyers who want electric performance without sacrificing comfort. It delivers a smooth, composed ride and intuitive features, positioning it as a practical yet modern option in the EV market.

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

Reviews BYD Seal U

4.1 (8 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

Volvo EC40

The Volvo EC40 feels like a polished slice of Scandinavian calm on wheels, blending minimalist design with a cocoon-like interior that makes everyday driving surprisingly serene. It’s an electric compact that puts safety and comfort front and center, while still injecting enough personality and tech-savvy charm to keep city buyers smiling.

details
310887_Volvo_C40_Recharge_Pure_Electric

Reviews Volvo EC40

4.7 (1 Reviews)
rate

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

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BYD Seal U
Volvo EC40

Costs and Consumption
Price
34,300 - 39,800 £
Price
46,500 - 56,800 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Consumption kWh/100km
16.2 - 17.3 kWh/100km
Electric Range
70 - 500 km
Electric Range
486 - 585 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 71 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,940 - 2,147 kg
Curb weight
2,065 - 2,185 kg
Trunk capacity
425 - 552 L
Trunk capacity
404 L
Length
-
Length
-
Width
1,890 mm
Width
1,873 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 kg
Payload
395 - 435 kg

Engine and Performance
Engine Type
Electric, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
218 - 324 HP
Power HP
238 - 442 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
4.6 - 7.3 s
Max Speed
-
Max Speed
-
Torque
300 - 550 Nm
Torque
420 - 670 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
160 - 238 kW
Power kW
175 - 325 kW
Engine capacity
1,497 - 1,498 cm3
Engine capacity
-

General
Model Year
2,024 - 2,026
Model Year
2,024 - 2,026
CO2 Efficiency Class
A, B
CO2 Efficiency Class
A
Brand
BYD
Brand
Volvo
What drivetrain options does the BYD Seal U have?

The BYD Seal U 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.