Head to head · Saloon (EV)
BYD Seal vs Porsche Taycan
On value retention, reliability, fuel economy and insurance, the BYD Seal and Porsche Taycan finish level — the right pick comes down to which measures matter most to you.
| Measure | BYD Seal | Porsche Taycan |
|---|---|---|
| Est. value, ~3 years old | £20,900 (2023, 26,000 mi) | £40,600 (2023, 23,500 mi) |
| Value kept after 3 years | 46% | 46% |
| Reliability (MOT-derived, /100) | 81 | 84 · wins |
| Average mpg | — | — |
| Insurance group | 27 · wins | 35 |
| Road tax / year | £195 | £195 |
| Typical annual service | £185 · wins | £290 |
Valuations are each model's ~3-year-old example at typical mileage, through the same model behind the profiles. Adjust mileage, trim and condition in the interactive comparison →
Seal vs Taycan — quick answers
Which is more reliable, the Seal or the Taycan?
The Porsche Taycan scores higher on Forecourt's MOT-derived reliability measure — 84 against the BYD Seal's 81 out of 100.
How much does a used Seal cost compared with a Taycan?
A roughly three-year-old BYD Seal is worth about £20,900 at typical mileage, against about £40,600 for the equivalent Porsche Taycan.