Real Effect Comparison of 2 Popular Electric Toothbrushes

The following is a review of two toothbrushes by a netizen. He already owns a Braun S18S sonic toothbrush and recently purchased an Omron B452 sonic toothbrush, priced at around 500 yuan. We are publishing this article in the hope that his experience can serve as a useful reference for other users who are considering purchasing an electric toothbrush.