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Hyundai IONIQ 5 vs BYD Seal U comparison

Compare performance (229 HP vs 324 HP), boot space and price (43,300 £ vs 34,300 £ ) at a glance. Find out which car is the better choice for you – Hyundai IONIQ 5 or BYD Seal U?

Hyundai IONIQ 5 vs BYD Seal U: Key differences

Hyundai IONIQ 5

5 (2 Reviews)
rate
  • moderately more electric range
details

BYD Seal U

4.1 (7 Reviews)
rate
  • clearly cheaper
  • noticeably more power
  • noticeably more efficient
  • markedly quicker 0–100 km/h
  • marginally lighter
  • very slightly more trunk space
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

IONIQ 5

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

BYD Seal U is clearly cheaper – starting at 34,300 £ , while the Hyundai IONIQ 5 costs 43,300 £ . That’s a price difference of around 9,051 £.

In terms of energy consumption, the BYD Seal U is noticeably more efficient: consuming 12.1 kWh/100km compared to 15.6 kWh/100km for the Hyundai IONIQ 5. That’s a difference of about 3.5 kWh/100km.

As for electric range, the Hyundai IONIQ 5 offers moderately more range – reaching up to 570 km, about 70 km more than the BYD Seal U.

Seal U

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 BYD Seal U offers noticeably more power – delivering 324 HP compared to 229 HP. That’s roughly 95 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Seal U is markedly quicker – completing the sprint in 5.9 s, while the Hyundai IONIQ 5 takes 7.5 s. That’s about 1.6 s quicker.

There’s also a difference in torque: the BYD Seal U delivers noticeably more torque with 550 Nm compared to 350 Nm. That’s about 200 Nm more.

IONIQ 5

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 Seal U is marginally lighter – 1,940 kg compared to 1,955 kg. The difference is around 15 kg.

Looking at boot space, the BYD Seal U offers very slightly more boot space – 552 L compared to 520 L. That’s a difference of about 32 L.

When it comes to payload, the Hyundai IONIQ 5 carries noticeably more – 530 kg compared to 410 kg. That’s a difference of about 120 kg.

Who wins the race in the data check?

The BYD Seal U stands well ahead of its rival 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
Hyundai IONIQ 5
BYD Seal U

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Hyundai IONIQ 5

The Hyundai IONIQ 5 looks like a spaceship that moved into suburbia, pairing bold retro‑futuristic styling with a roomy, cleverly laid-out cabin that makes long trips surprisingly comfortable. Its electric character delivers instant, silky acceleration and low running costs, making it a smart, slightly cheeky pick for buyers who want tech, practicality and personality without the drama.

details

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
Hyundai IONIQ 5
BYD Seal U

Costs and Consumption

Price
43,300 - 46,100 £
Price
34,300 - 39,800 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.6 - 16 kWh/100km
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Electric Range
440 - 570 km
Electric Range
70 - 500 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 71 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
1,955 - 2,060 kg
Curb weight
1,940 - 2,147 kg
Trunk capacity
520 L
Trunk capacity
425 - 552 L
Length
-
Length
-
Width
1,890 mm
Width
1,890 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
515 - 530 kg
Payload
410 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
170 - 229 HP
Power HP
218 - 324 HP
Acceleration 0-100km/h
7.5 - 8.5 s
Acceleration 0-100km/h
5.9 - 9.6 s
Max Speed
-
Max Speed
-
Torque
350 Nm
Torque
300 - 550 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
125 - 168 kW
Power kW
160 - 238 kW
Engine capacity
-
Engine capacity
1,497 - 1,498 cm3

General

Model Year
2025
Model Year
2,024 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, B
Brand
Hyundai
Brand
BYD
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.