460 calories for a bowl of Mee Tomyam is honestly pretty reasonable for a full hawker meal, but let's be honest about what's driving that number. The yellow noodles alone are 185 calories for 130g, which is just the nature of noodles, carbs are carbs lah. The broth is the sneaky one. Coconut milk and chili oil in a 280g pour adds 115 calories of mostly fat, and some stalls are more generous with that than others. Your protein at 75g adds another 110. So the meal itself is balanced, 22g of protein is decent, but it's not a "light" soup just because it's spicy. These numbers are honest ballpark estimates by the way, hard calorie data for hawker mee tomyam is thin and every stall cooks differently.
What actually changes the maths is the broth. Ask for less kuah or a soup-side serve, and you could shave 30 to 50 calories easily. The ayam version comes in at 430 calories because chicken is leaner and the cook tends to go easier on the coconut milk. The seafood version nudges up to 490 because some stalls tend to use a richer broth, and fishballs have more sodium and fat than they look. If you're eating this three times a week, those 30 to 60 calorie differences across variants do add up over a month. The noodle portion is also worth watching, a generous stall might throw in 160g of mee instead of 130g, which pushes you past 500 calories without any visible sign. Order campur if you want the default hawker experience at 460, go ayam if you want to trim a bit.