And there is such thing as DoD (Depth of Discharge) - Doing 4x 25% charges (1 cycle) is much much much better than 1x100% cycle.

You'd lose 27% of capacity vs 8% capacity over a cycle test that lasted 2,5 years. https://youtu.be/i31x5JW361k?si=93KYNqKFVJRgSbKs&t=1216