(Updated on 2018 May 10: The refurbished TM-AC1900 router which was introduced in this article is NO MORE a good deal because of this reason. We will keep an eye on it if there are newer solutions in the future.)
Some Asus AC routers are more expensive in Canada compared with in USA even when it is on sale. For example, Asus RT-AC68U, which gains a good reputation due to its performance and quality. It’s discount price could be still around $170 CAD while the regular price is around $240 CAD (2018 Jan) in Canada. But in USA, Asus RT-AC68U’s on sale price could be lower to $99 USD while the regular price would be up to $160 USD.