Kia EV3 or Hyundai Kona Electric (2023): the batteries compared
What the advert doesn’t say: capacity by version, the manufacturer’s warranty, and what a failure would cost.
The essentials
- Biggest battery: Kia EV3, up to 81.4 kWh, against 65.4 kWh (Hyundai Kona Electric (2023)).
- Battery warranty: the same terms, 8 years or 100,000 miles.
- Cheapest to charge: Hyundai Kona Electric (2023), from £6.18 per 100 miles at home, against £6.31 (Kia EV3).
- Module-by-module repair: feasible on none of these models.
Side by side
| Criterion | Kia EV3 | Hyundai Kona Electric (2023) |
|---|---|---|
| On sale | since 2024 | since 2023 |
| Battery capacity | 58.3 · 81.4 kWh | 48.4 · 65.4 kWh |
| Chemistry | NMC | NMC |
| Battery warranty | 8 years or 100,000 miles guaranteed capacity: 70% | 8 years or 100,000 miles guaranteed capacity: 70% |
| Repairable module by module | No | No |
| Replacing one module | — | — |
| New pack, order of magnitude | Not recorded | Not recorded |
| WLTP consumption | 3.8 – 4.2 miles/kWh | 3.7 – 4.3 miles/kWh |
| Home charging, per 100 miles | £6.31 – £8.58 | £6.18 – £8.90 |
| Battery lease | Never | Never |
| Going further |
Capacity: every version sold under that name. Warranty: terms recorded for the UK, by year of first registration. Prices: orders of magnitude recorded in France, in euros, never quotes. Charging: from the most frugal version on the cheapest tariff to the thirstiest in real-world use.
Before you choose
A table compares models; you buy a car. Capacity depends on the version, the warranty on the date of first registration, and the state of health on the life the battery has had. The checker answers for one specific car: remaining warranty, expected state of health, cost of a failure.