While both share the core engine for detecting viruses, worms, and trojans, they cater to different security needs. I'm back to Eset 8.0.319.1 - ESET Forum
ESET 8 was famous for its tiny footprint. It stayed out of the way, making it the go-to choice for gamers and those running older hardware. Smart Security vs. NOD32: eset nod32 antivirus and smart security 803191