Bitcoin is a digital gold standard and a store of value while Altcoin is to provide cases upon Bitcoin design
What do you mean by digital gold standard? Does Bitcoin look like gold to you? This is the result of learning from Google, you fail to understand what Bitcoin is. Bitcoin is bitcoin, gold is gold. Both are different. Bitcoin is decentralized, secure, limited supply, and gives freedom to its users. That is different compared to gold.
You better learn again about what Bitcoin is, because you fail to understand the most basic thing like this.