Automotive wax sits as a renewable sacrificial layer and can support gloss, beading and light contamination resistance.

Polymer, silica and ceramic products may bond or cure differently and often last longer, but washing and weather still affect them.

Wax is not merely cosmetic, and sealant is not immune to erosion. Two-month and ten-year figures are not universal.

AVP recommends from use, storage and maintenance rather than treating one category as automatically superior.