2025 BYD Seal

82.5kWh Design Auto RWD 4dr (308 bhp)

£29,750

Fair price: within 8% of the typical £29,424 for this model, age and mileage, drawing on 164 adverts of this make and model.

Overview

Make: BYD
Model: Seal
Trim: DESIGN
Version: 82.5kWh Design Auto RWD 4dr (308 bhp)
Mileage: 7,589 miles
Year: 2025
Fuel type: Electric
Body type: Saloon
Gearbox: Automatic
Power: 308 bhp
Seats: 5
CO2: 0 g/km
Colour: White
Doors: 4
Driven wheels: Rear Wheel Drive
Engine badge: Design
Emissions standard: Euro 6

About this car

This 2025 BYD Seal Design is advertised with 7,589 miles on the clock. The dealer is asking £29,750, which is £326 above our market estimate of £29,424. We use UK dealer asking prices, including 164 BYD Seal listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 72 days ago, the asking price has dropped by £645. That history is worth bearing in mind when speaking to the dealer. The seller is Donnelly Motorstore Dungannon, based in Dungannon.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 72 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £645 from the first recorded £30,395. 2 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observed	Asking price
11 August 2026	£30,395
12 August 2026	£30,395
19 September 2026	£30,250
17 October 2026	£29,750
20 October 2026	£29,750

Price and mileage comparison

Estimated market asking price: £29,424. The asking price is £326 above 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 164 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 900 miles higher than typical for a 2025 BYD Seal.

MOT

MOT no details held by dvla.

19 other cars with the same year, trim, gearbox and fuel are for sale from £26,850 to £43,295.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£26,850	17,999 miles
£27,732	11,541 miles
£27,990	11,460 miles
£27,999	9,212 miles
£27,999	6,150 miles

These cars have covered 15–17,999 miles, compared with 7,589 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 cars for sale · 2025 BYD Seal price guide

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Dealer

Donnelly Motorstore Dungannon, Dungannon. Across the dealer network: 32 branches, 1,248 cars for sale.

Dealer postcode: BT70 1RX.

Dealer opening hours

Monday: 08:45-17:30
Tuesday: 08:45-17:30
Wednesday: 08:45-17:30
Thursday: 08:45-19:30
Friday: 08:45-17:30
Saturday: 09:00-13:00
Sunday: None