Monsieur Bleu offers a stylish atmosphere with impressive views of the Eiffel Tower, appreciated by about 70% of reviewers, though some noted partial obstructions and seating issues. 80% of diners highly commend the food, praising dishes like the escargot, beef filet, lobster rolls, and truffle pasta as "delicious," "beautifully seasoned," and "fantastic," despite some critiques about certain dishes being too sour or lacking lobster content. Approximately 65% of reviews highlight attentive and friendly service, often mentioning specific staff members by name, yet about 30% relate dissatisfaction with inattentiveness or slow service, especially during crowded periods. While the ambiance and decor are largely praised, about 10% of visitors found the music loud or the environment not as expected, with disparities in experiences depending on seating. Price points are considered high by 40% of customers but justified by many due to location and quality, while a small percentage feel the value does not align with the cost.