![](/static/253f0d9b/assets/icons/icon-96x96.png)
![](https://lemmy.world/pictrs/image/8f2046ae-5d2e-495f-b467-f7b14ccb4152.png)
You are correct. There is no difference. The two main bean types are robusta and arabica. You can make espresso with anything. Now, bags branded as espresso are generally roasted a bit darker, as espresso using light roasts is less common traditionally, but you can still make espresso with light roasts.
A lot of businesses can get by with just a browser these days.