I read before that the model y will have less wiring than all the cars currently and the interior will be different. But after the unveil it does look like a bigger version of the model 3. Hopefully the design will change a bit when it goes into production.
Tesla Model Y To Ditch 12-Volt Battery, 95% Less Wiring Than Model 3
Tesla Model Y To Ditch 12-Volt Battery, 95% Less Wiring Than Model 3