Originally Posted by rowan

I had a quick look on mcdonalds.com.au and came up with this...

small fries, AU: 72g
small fries, USA: 72g (identical)

large fries, AU: 128g
large fries, USA: 153g (+19%)

large coke, AU: 589mL
large coke, USA: 946mL (+60%)

Not sure whether regular is small or medium, but both AU sizes are smaller than 16 oz.

This is pure serving size of course, doesn't take into account nutritional variation.