BYD Seal vs Cupra Born: Home Charging Comparison
Side-by-side comparison of home charging for the BYD Seal (82.5kWh, 354 miles range) and Cupra Born (77kWh, 318 miles range). Which charges faster, which costs less, and which charger brand works best for each.
| Spec | BYD Seal | Cupra Born | Winner |
|---|---|---|---|
| Battery capacity | 82.5kWh | 77kWh | BYD Seal |
| Range (WLTP) | 354 miles | 318 miles | BYD Seal |
| Max AC charge | 11kW (3-phase) | 11kW (3-phase) | Tie |
| 7kW charge speed | 24 miles/hr | 24 miles/hr | Tie |
| 20-100% at 7kW | 9.4 hrs | 8.8 hrs | Cupra Born |
| Efficiency | 15.8kWh/100km | 16.3kWh/100km | BYD Seal |
| Price from (indicative) | approximately £45,000 | approximately £36,000 | Cupra Born |
Prices are indicative UK pricing, June 2026. Verify with the dealer. Both models can be leased through an employer salary sacrifice scheme.
Charging Cost Comparison
| Cost (home charging) | BYD Seal | Cupra Born |
|---|---|---|
| Full charge (20-100%) | ~£17 | ~£15 |
| Electricity per mile | ~6.4p | ~6.6p |
Electricity only, at the Ofgem price cap direct-debit average of about 25p/kWh (set nationally; changes quarterly). There are no per-mile road charges in the UK, and both vehicles pay the same standard-rate VED (~£195/yr), so road tax does not change the head-to-head result. EV tariffs with cheap overnight windows can lower the electricity cost; rates vary by supplier.
Best Charger for Each Vehicle
BYD Seal
Supports up to 11kW three-phase AC charging.
Cupra Born
Supports up to 11kW three-phase AC charging.
BYD Seal vs Cupra Born FAQ
Which charges faster at home, BYD Seal or Cupra Born?
The Cupra Born charges faster on a standard 7kW home charger, taking 8.8 hours from 20% to 100% compared to 9.4 hours for the BYD Seal.
Which is cheaper to charge, BYD Seal or Cupra Born?
The BYD Seal is more efficient at 15.8kWh/100km, making it slightly cheaper to charge per mile. For an illustrative 8,000-mile year at the Ofgem cap average of about 25p/kWh, the difference is about £16 per year. Both pay the same standard-rate VED (about £195 a year), and both cost far less per mile than a petrol car at home-charging rates.
Do the BYD Seal and Cupra Born use the same charger?
Both the BYD Seal and Cupra Born use Type 2 AC charging, so any home EV charger sold in the UK works with both vehicles. Both support three-phase AC charging.
Get Your Home Charger Installed
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