Customers report mixed opinions on comfort, with some finding the chair very comfortable and supportive, while others describe it as hard and lacking sufficient padding. The size is also a point of contention, with some appreciating its compact nature for smaller spaces, while others find it too small. Assembly is generally considered easy by many, though some reviewers experienced difficulties. The heat and massage features are frequently praised for their effectiveness, though some users note the massage is more of a vibration. Functionality is generally positive, though some users found the inability to adjust the footrest and backrest independently to be a drawback.