I think it depends upon your life style and how you spend your money. Also what is important to you and your family. I also had a similar offer like you in 2008 and we have three kids, 1, 5 and 6. We settled down at Hong Kong island heng fa chuen of 760 Sqf 3 br apt. We had two maids, one took care of 1 year old and another took care the other two. The whole year tax is roughly about half month of my salary. Two girls went to international school similar like efs and we were able save money. The tax is lots lower comparing with US. We also able to take opportunities to travel to many nearby countries, such as China, Korea, Macau, Thailand, Singapore...