比较amazon vs MS offer in ML role

求比较工作机会和offer 都在温哥华的工作 出了stock, 剩下数字都是cad

Amazon: machine learning scientist, computer vision and recommendation (相对感兴趣）
base: 120k
stock: 23 unit, 5%, 15%, 20%....
signon: 43k + 33k
yearly bonus: 听说分人？0-14k cash bonus?
yearly raise: 据说除了升职， 没有涨工资这么一说？

Microsoft: applied scientist, user behavior tracking
base: 100k
stock: 75k USD, 25%*4
signon: 17k
yearly bonus: cash = base * [0.1-0.2], stock = 12k
yearly raise: base * 0.1

自己是fresh grad with master degree 两个team都说一年后可以考虑办签证到美guo 求各位给一些意见，可加大米！