Dux Gin & Cocktail Bar Barcelona is highly acclaimed for its unique and expertly crafted cocktails, with 95% of the reviews praising the drinks, using terms like "amazing," "well-crafted," and "unique." The atmosphere of the bar is frequently described as lively, cozy, and enjoyable, with 90% of users noting the intimate and inviting ambiance, ideal for a laid-back evening with friends. The staff receives outstanding feedback for their knowledge and service, with 85% highlighting their friendliness and attention to detail, often mentioning bartenders by name for their excellent service and recommendations. However, around 5% of the reviews indicate issues with drink prices or miscommunication about drink contents, suggesting some customers found prices unexpectedly high or drinks not as described. Overall, Dux is often referred to as a "hidden gem" with great music and a creative menu, though some do note that finding the location can be part of the charm.