“I had been told the only difference between the U19 and U21 models is the year. However the data sheet for the older U19 model specifies a 178 degree viewing angle while the newer U21 model data sheet specifies only a 89 degree viewing angle?”

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• There are a couple slight differences, but the main difference is an upgrade from a dual core to a quad-core cpu/gpu which helps keep this tv surprisingly fast when toggling between apps.

  Answered by Greg 5 years ago

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• You can enjoy true-to-life 4K Ultra HD picture quality, this TV provides stunning clarity and vivid colors.

  Answered by Toshiba Customer Care 5 years ago

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