There are 32 dishes ranked on this page. The lightest is Banh Flan at 125 kcal per 1 cup with coffee and ice, the heaviest is Com Tam Suon at 700 kcal per 1 plate (suon bi cha), and the average lands around 428 calories a serving. 6 of them come in under 300 calories, and 6 are 600 or more.
That spread is the whole point. Two dishes off the same menu can be 575 calories apart, which is more than most people's entire daily deficit. Knowing which is which costs you nothing and changes the outcome.