Now that hybrid car demand is soaring to new heights in 2026, there are a lot of consumers asking what they can expect from these vehicle types over an extended ownership period. Hybrids are typically more reliable than conventional ICEs, because manufacturers fit them with more resilient engines that don't cover the full load of driving thanks to the integrated electric motor. This means that the powertrain is subject to less stress, which leads to improved longevity. The electrical system in your typical HEV runs off compact lithium-ion or nickel-metal hydride battery packs with much lower capacities compared to PHEVs or fully electric vehicles, which is why these types of vehicles don't operate on electricity alone.

Source: https://www.topspeed.com/costs-to-replace-a-toyota-corolla-hybrid-battery-in-2026/