There are many different flavors of soju available on the market, and each one has its own unique taste. However, when it comes to mixing soju with Sprite, there is one flavor that stands out above the rest: grapefruit. The citrusy and slightly sweet taste of grapefruit soju pairs perfectly with the carbonated and refreshing taste of Sprite, making for a delicious and refreshing drink. If you're looking for the perfect summertime cocktail, look no further than a grapefruit soju spritzer!