There are numerous kinds of rice white wine, including sake, which is a Japanese rice wine. Though both sake and rice white wine are made from rice, the techniques of production are quite various. https://geogenes.org/?p=738 Sake is made by fermenting the rice, while rice white wine is made by steeping the rice in water.
Sake is a brewed alcohol, and rice white wine is a distilled one. This difference in production lead to various alcohol levels in the end product. Sake generally has about 15-16% alcohol, while rice red wine can have anywhere from 20-60% alcohol.
The tastes of sake and rice white wine likewise differ. Sake is typically explained as smooth, while rice white wine can be very sweet. Sake is typically served chilled or at space temperature level, while rice red wine is usually served warm.
In summary, sake is a Japanese rice white wine made by fermenting the rice, while rice wine is made by soaking the rice in water. https://publicpush.de/?p=370 Sake has a lower alcohol material than rice wine, and a smooth taste. Rice white wine is generally served warm, and can be extremely sweet.