This small website can help you decide on your Tesla Model 3 configuration. It has prices in USD ($) and EUR (€), and it also brings options such as double motors and performance mode, with tentative prices. You can also configure the taxes and the incentives. The financing is still not available. The program is in English and in Spanish.
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.