It depends on your room size.
Since I prefer tubes and have a medium / medium large room I use a higher powered tube integrated that uses KT120 tubes for a solid 100 WPC on my Harbeths and love the sound- plenty robust and dynamic.
Since I prefer tubes and have a medium / medium large room I use a higher powered tube integrated that uses KT120 tubes for a solid 100 WPC on my Harbeths and love the sound- plenty robust and dynamic.