Reinforced concrete
large net tension forces exist can negate the inherent efficiency of concrete in compression resistance
Walls become thick
Concrete
Fire-resistance, in particular of lift and piping shafts, is good
Execution is efficient
Lateral forces can be transmitted employing the surrounding skeleton
sufficient stiffness
Steel
Large and costly
achieve its lateral stability.
necessary core stiffness
relatively rapid assemblage of the prefabricated members.
Enclose space, no extra consideration need to be given to fire proofing.
Lack of ductility
Respect to earth quake loading