Around 75% of reviewers praise MÜLLERS auf der RÜ for its excellent food, describing it as "fantastic," "top quality," "delicious," and "innovative," with several nods to the influence of chef Nelson Müller and the appealing German/European menu options. Service receives mixed feedback: approximately 60% of recent comments are positive, using language like "great service," "kind," and "helpful," but about 15% cite issues such as unfriendly staff or poor communication, with one notable review stating the service "destroyed everything." The atmosphere is frequently described as cozy, welcoming, and well-suited for both casual and fine dining, with several highlighting its pleasant ambiance in the evening, although there are remarks on slightly upmarket pricing. The location is praised for its convenience near public transport but criticized for inconvenient parking. A few negative outliers (roughly 10%) mention dishes being overpriced or the food quality not matching expectations.