1.Invest / Stocks Account (for long-term investing)
You can start with as little as €1 / £1 / $1.
This account is used for buying and holding real stocks and ETFs.
2.CFD / Trading Account (forex, commodities, indices, leveraged products)
The minimum deposit is higher, commonly around €10 / £10 / $10 (or equivalent).
This account type is used by traders, especially if you want to trade forex, CFDs, crypto, etc.