! Thank you question. I am a licensed computer professional with over ten years of experience, and I will be assisting you today.You can use take either one. It depends on your preference. iPad tablet is more convenient to use, but if you need to type a lot, then it's better to take the HP laptop faster. Vietnam uses both 2-prong and 3-prong plugs; 2-prong plugs are more common. Please click on the website below outlet types:http://www.adoptvietnam.org/travel/electronicsplugs.htmThank you.