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AEC Pros: • Slightly Less lag • Can be invisible even in spectator
Armor Stand Pros: • Can be easier to visualise (Head rotation) • Can be easier to debug (Visible, or at least visible in Spectator) • Won't run out and die, unlike AECs
(Copy and Paste Extract from Knowledge Base: https://discord.gg/xpNJdH9) (Raw Paste & More: https://github.com/SheepCommander/KnowledgeBase/tree/main/1.16.4/pros-cons/aec-vs-armor-stands)