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BYD Seal buying guide (Ireland, 2026)

What a used BYD Seal costs in Ireland, how it does at the NCT, what goes wrong and what it costs to fix. Based on 66 for sale right now.

Typical asking price€44,950€36,900–€54,000 for most
For sale now660% diesel
In short: the BYD Seal has no especially costly known faults and its most common engine usually lasts about 300k km.

Our take on the BYD Seal

Most for sale are electric (88%). Every one with a known engine has the 1.5 hybrid, and it usually lasts around 300k km.

Check a BYD Seal's priceNCT pass rate by year

Used BYD Seal prices by year

Typical asking price by registration year, and typical mileage. Private sellers usually take 5–10% less than asking; expect dealers to be a little dearer.

YearTypical priceTypical mileageFor sale
2026€49,8504k km39
2025€42,95019k km10
2024€37,95041k km17

Common BYD Seal problems

Known weak spots to check before you buy, with typical Irish garage costs if the problem is there.

Automatic gearbox health · €300–€2,500

Make sure the gear changes are smooth when warm, check for a gearbox warning light and ask if the gearbox oil was ever changed.

Engines and how long they last

EngineUsually lastsMotor tax / yearFor sale
1.5 Hybrid~300k km~€1808

"Usually lasts" is the mileage these engines commonly reach before major work; service history matters more than the number.

Parts and upgrades for the BYD Seal

Parts for the BYD Seal on eBay.ie

New and used parts from Irish and UK sellers. Check the part number or fit before you buy.

Brake pads (example photo)Brake padsCheck front or rear, and the disc size if there are twoSee on eBay.ie →Brake discs (example photo)Brake discsReplace in pairs, with new padsSee on eBay.ie →Wiper blades (example photo)Wiper bladesSplit or smearing blades can fail the NCTSee on eBay.ie →Bulbs (example photo)BulbsA blown bulb is an easy NCT failSee on eBay.ie →12V battery (example photo)12V batteryCheck the size and terminal layoutSee on eBay.ie →

Example photos, not the exact product (Wikimedia Commons): Treemonster86, CC BY-SA 3.0; Tharish, CC BY-SA 3.0; Wesha, Public domain; Mib18, CC BY-SA 3.0; Cjp24, CC BY-SA 4.0.

Upgrades for the BYD Seal

Popular add-ons. The mats are made for this model; the rest fit most cars. More car accessories →

Floor mats (example photo)Floor matsMade to fit the BYD SealSee on eBay.ie →CarPlay screen (example photo)CarPlay screenAdds Apple CarPlay (and usually Android Auto) to a car without it: sits on the dashSee on eBay.ie →Wireless CarPlay adapter (example photo)Wireless CarPlay adapterFor cars that already have CarPlay with a cableSee on eBay.ie →Reversing camera (example photo)Reversing cameraMakes parking easier; some CarPlay screens come with oneSee on eBay.ie →Phone holder (example photo)Phone holderKeeps your phone off your lap for directionsSee on eBay.ie →Dash cam (example photo)Dash camFootage settles insurance arguments quicklySee on eBay.ie →

Example photos, not the exact product (Wikimedia Commons): Keystones, CC BY-SA 3.0; Butterhimmel, CC BY-SA 4.0; Sunnyboy122, CC0; https://www.flickr.com/photos/banoootah_qtr/, CC BY 2.0; Shixart1985, CC BY 2.0; Ellin Beltz, CC BY-SA 3.0.

Before you buy a used BYD Seal

Run a history check on the reg (write-off, finance owing, mileage), ask for the service history and receipts, and take it for a proper test drive. The used car checklist takes you through a viewing step by step.

Other BYD guides

BYD Seal UBYD Seal 6BYD Atto 3BYD Sealion 7