Saigon probably has better food just on account of it being so much bigger but Da Nang I think is excellent and has more options than Melbourne which is 5X larger, which is kind of crazy.

Relocated here from Aus in Feb. Vietnam is not easy for foreigners which is good, keeps the cryptobros and old blokes in Thailand and Bali. More digital nomads and YouTuber types here but they at least try to engage with locals a bit more.