Creo que tenemos expectativas diferentes.
PEN-so ke AB-bia-mo as-pet-ta-TI-ve di-VER-se — stress on 'pen-', 'ab-', 'ti-', 'ver-'. 'Aspettative' has five syllables.
Naming a compatibility issue — different expectations are a common source of relationship friction.
'Penso che abbiamo' = I think we have (present indicative after 'penso che' — standard in contemporary Italian). 'Aspettative diverse' = different expectations. Naming the problem specifically (expectations) is more productive than vague 'we're different'.
Vogliamo cose diverse?
¿Queremos cosas diferentes?
The fundamental question of compatibility
Non siamo sempre allineati su quello che vogliamo.
No siempre estamos alineados en lo que queremos.
'Allineati' — aligned — is modern relationship vocabulary
Forse ho delle aspettative che non ti ho mai detto.
Quizás tengo expectativas que nunca te he dicho.
Taking personal responsibility — your unspoken expectations are part of the problem
Naming relationship problems with precision ('aspettative diverse' rather than generic complaints) is considered emotionally intelligent in Italian psychology. The collaborative 'pensiamoci insieme' (let's think about it together) is the Italian way of transforming a problem into a shared project.