Italian here. The phrase sounds rude. Even though the literal meaning is “I love you, beauty” (posed to a man), there's a negative connotation to the word “bello”, .
The second one means romantic love, while the first one can be used for any kind of affection, The expression I'm in love with you translates into Ti amo.
The difference between Ti amo and Ti voglio bene will surprise you.
To say it to a man, it would mean, "I love you, beautiful (or, handsome, I suppose). " But there should be a comma, so that it reads, "Ti amo, bello.
English Translation of “ti amo” | The official Collins Italian-English Dictionary online. Over English translations of Italian words and phrases.
Translate Te amo mi amor bello. See authoritative translations of Te amo mi amor bello in English with audio pronunciations.