It is the same. As long as the product is made by this company, the standard is the same. There are authentic Maxim's mooncakes for sale in Macau, Macau ParknShop. Macau Lai Lai Supermarket sells them.
How much does a Maxim's mooncake cost in Hong Kong:
1. Double-yolk white lotus seed paste: $208.
2, double-yolk lotus seed paste: 198 yuan.
3, honored milk yellow: 160 yuan.
4, Ice skin seven stars with moon: 168 yuan.
5. Colorful Ice: NT$152.
6, Golden Leg Ng Yan: $208.
7. Low-sugar egg yolk with white lotus seed paste: $208.