2026 BYD Sealion 7

Excellence Auto 4WD 5dr (522 bhp)

£37,990

Fair price: within 8% of the typical £39,949 for this model, age and mileage, drawing on 156 adverts of this make and model.

Overview

Make: BYD
Model: Sealion 7
Trim: EXCELLENCE
Version: Excellence Auto 4WD 5dr (522 bhp)
Mileage: 3,000 miles
Year: 2026
Fuel type: Electric
Body type: SUV
Gearbox: Automatic
Power: 522 bhp
Seats: 5
CO2: 0 g/km
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: Excellence
Emissions standard: Euro 6

About this car

The advertised mileage for this 2026 BYD Sealion 7 Excellence is 3,000 miles. Its asking price of £37,990 is £1,959 below our estimate of £39,949. To estimate its market asking price, we analyse UK dealer adverts for 156 BYD Sealion 7 cars across different ages and specifications. Since we first spotted the advert 59 days ago, the asking price has dropped by £3,500. The seller is Swansway Garages BYD Chester, based in Chester.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 24 August 2026, 59 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £3,500 from the first recorded £41,490. 1 price reduction recorded, the latest observed on 21 October 2026.

Recorded asking prices
Date observed	Asking price
24 August 2026	£41,490
21 October 2026	£37,990

Price and mileage comparison

Estimated market asking price: £39,949. The asking price is £1,959 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 156 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 1,000 miles lower than typical for a 2026 BYD Sealion 7.

MOT

MOT no details held by dvla.

39 other cars with the same year, trim, gearbox and fuel are for sale from £35,500 to £57,095.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£35,500	8,682 miles
£35,500	11,200 miles
£35,700	12,999 miles
£36,499	8,000 miles
£36,680	10,500 miles

These cars have covered 5–12,999 miles, compared with 3,000 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 Sealion 7 cars for sale · 2026 BYD Sealion 7 price guide

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Dealer

Swansway Garages BYD Chester, Chester. Across the dealer network: 29 branches, 1,706 cars for sale.

Dealer postcode: CH1 4LT.

Dealer opening hours

Monday: 08:30-19:00
Tuesday: 08:30-19:00
Wednesday: 08:30-19:00
Thursday: 08:30-19:00
Friday: 08:30-19:00
Saturday: 09:00-17:00
Sunday: 11:00-17:00