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46 inches is about the same.
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Below 40 is sufficient.
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40+ is the right size.
1.The size of the TV depends on the size of your living room, mainly depending on the distance between your couch and the TV. Preferably no less than 3 meters. >>>More
The ideal distance between a person and the TV depends on the size of the TV screen, which should be at least 6 times the diagonal of the screen.
The most suitable is the 42-inch 46 or the 40 is a little smaller.
Yes, my living room is 3.7 meters, and the background wall is about the front of the sofa. >>>More
It mainly depends on how to furnish a wall in the living room, if you hang other decorations such as calligraphy and paintings, buy a 40-inch enough, but if you put 47 in space, it is not big. >>>More