In brief, Genesis’ fully electric model uses a high-capacity lithium-ion battery pack (77.4 kWh) with fast-charging capability, while traditional Genesis vehicles rely on a standard 12-volt battery for starting and electronics.
Electric vehicle battery profile
This section outlines the battery specifications for Genesis’ electric offering, which as of 2026 is the GV60, built on Hyundai’s E-GMP platform.
Battery chemistry and capacity
- 77.4 kWh lithium-ion battery pack
- Battery chemistry: nickel-manganese-cobalt oxide (NMC) lithium-ion cells
- 800-volt high-voltage architecture for faster charging
- Liquid cooling to manage temperature during charging and use
- DC fast charging capability up to roughly 230 kW
These characteristics enable long range and rapid charging, aligning with modern fast-charging standards and the GV60’s performance targets.
Conventional Genesis models: starting and accessory power
For Genesis gasoline models and any plug-in variants that rely on internal combustion engines, the usual 12-volt system powers starters, electronics, and accessories.
12-volt battery setups
- Typically a 12-volt lead-acid battery, used to power starter motors and vehicle electronics
- Some models may use a 12-volt AGM (absorbed glass mat) battery for enhanced durability and performance
- Located under the hood in most configurations, with replacement procedures similar to other modern cars
- Battery type and capacity vary by model and year; consult the owner's manual for exact specifications
Owners should verify the exact 12-volt battery type and replacement intervals for their specific Genesis model and production year.
Charging options and battery care
Understanding how to charge and care for the battery helps maximize performance and longevity for Genesis vehicles.
Charging capabilities and best practices
- DC fast charging: GV60 and other Genesis electric offerings support high-power DC charging (up to around 230 kW in favorable conditions)
- AC charging: onboard charging typically supports Level 2 charging (up to about 11 kW, depending on the model and configuration)
- Temperature management: the car’s cooling system helps protect the high-voltage battery during fast charging and in extreme temperatures
- Software and firmware updates from Genesis can optimize charging efficiency and battery management
Following manufacturer guidelines for charging schedules, avoiding consistently leaving the battery at very low or very high state of charge, and servicing as recommended can help preserve battery health over time.
Summary
Genesis currently offers a high-capacity lithium-ion battery for its electric GV60, with a 77.4 kWh pack and 800V charging architecture, enabling rapid DC fast charging. Traditional Genesis models use a conventional 12-volt starter/accessory battery, typically lead-acid and sometimes AGM. For model-specific details, always refer to the vehicle’s official specifications or owner’s manual.