Finax.eu / Portu.cz vs Interactive Brokers

Use this calculator to compare price of a portfolio with Finax.eu/Portu.cz vs buying the same stocks by your own. The default values in the form are for Finax.eu and Interactive Brokers. If you want to see the code that generates the results, feel free to duplicate this project and see the source code by yourself. Please note that I am not a financial advisor but only a random dude on the internet!

Portfolio

initial_investment

monthly_investment

yearly_appreciation

years

Brokerage account

Adjust these values to how much money you will spend on commissions monthly. The more stocks/etf you buy, the higher the commissions will be. Monthly minimum commissions represents a value you have to pay your broker regardless whether you make a trade or not. For example, Finax portfolio consists of 10 ETFs, so the total monthly commissions are 10x€4 = €40.

monthly_min_comissions

monthly_commisions

Finax portfolio: 486571.63€
IB portfolio: 544023.68€
Diference: 57452.05€ or 11.81%