1, not the same sweet. Red wine is sweeter. Generally, the sugar content of red wine reaches about 50%. The sugar content of dry red wine is very low, most of which will not exceed 4 grams per liter, and some even contain no sugar.
2. The brewing process is different. The brewing process of dry red wine is complicated, and the brewing time of red wine is not as long as that of dry red wine. Dry red wine will convert sugar into alcohol during brewing, while red wine will retain sugar.
3, the taste is different. Dry red wine tastes astringent and has no sweetness, but red wine tastes sweeter.