Well, United states has a lot more to offer and is more viable financially.
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I Know you didnt ask this in your question but iam writing this anyway coz of my own reasons, feel feel to wither consider this process or ignore it.Here are a few things you should probably know and think about before you make a choice, ideally: Select a domain in case you are not passionate enough about anything in particular or have mixed interests-> decide what you want from the course -> explore various courses offered from various...
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universities across both the countries -> Check if you can actually make it to the course -> Work hard for it -> Get into the course -> begin your course abroad wherever that is, most developed countries offer you pretty much the same deal as far as living is concerned. Financial viability is important when you are abroad yes, but most important is what the course has to offer to you, how would you be benifitted(Incl later procpects) and how can you matter! Thats kinda more important, Food for thought ;)