2025 BYD Seal U

1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)

£23,223

Fair price: within 8% of the typical £24,560 for this model, age and mileage, drawing on 912 adverts of this make and model.

Overview

Make
BYD
Model
Seal U
Trim
BOOST
Version
1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)
Mileage
7,262 miles
Year
2025
Fuel type
Petrol Plug-in Hybrid
Body type
SUV
Engine
1.5 L
Gearbox
Automatic
Power
214 bhp
Seats
5
CO2
20 g/km
Colour
Blue
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
CVT
Engine badge
Boost
Hybrid type
Plug-in hybrid
Emissions standard
Euro 6

About this car

This 2025 BYD Seal U Boost is advertised with 7,262 miles on the clock. At £23,223, it is advertised £1,337 below our estimated market asking price of £24,560. We use UK dealer asking prices, including 912 BYD Seal U listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 63 days ago, the asking price has dropped by £1,772. It may give you a starting point for a conversation about price. The seller is Pentagon Derby, based in Derby.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 August 2026, 63 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £1,772 from the first recorded £24,995. 9 price reductions recorded, the latest observed on 14 October 2026.

Recorded asking prices
Date observedAsking price
20 August 2026£24,995
27 August 2026£24,990
2 September 2026£24,490
9 September 2026£24,405
16 September 2026£24,313
20 September 2026£23,995
24 September 2026£23,895
2 October 2026£23,758
7 October 2026£23,495
14 October 2026£23,223
21 October 2026£23,223

Price and mileage comparison

Estimated market asking price: £24,560. The asking price is £1,337 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 912 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 700 miles lower than typical for a 2025 BYD Seal U.

MOT

MOT no details held by dvla.

102 other cars with the same year, trim, gearbox and fuel are for sale from £14,999 to £34,295.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£14,99911,775 miles
£21,99916,850 miles
£22,49016,257 miles
£22,49910,078 miles
£22,4998,655 miles

These cars have covered 5–16,850 miles, compared with 7,262 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BYD Seal U cars for sale · 2025 BYD Seal U price guide

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Dealer

Pentagon Derby, Derby. Across the dealer network: 28 branches, 1,786 cars for sale.

Dealer postcode: DE21 6HB.

Dealer opening hours

Monday
09:00-18:00
Tuesday
09:00-18:00
Wednesday
09:00-18:00
Thursday
09:00-18:00
Friday
09:00-18:00
Saturday
09:00-13:00
Sunday
Closed

Vehicle photos