Question: which keyboards are most like a piano?
Answer: Yamaha DGX-660 88-Key Graded Hammer Action Digital Piano​, Casio Privia PX-770 Digital Console Piano., ﻿﻿Yamaha P-115 88-Key Weighted Action Digital Piano with GHS Action., ﻿Korg LP-380 Lifestyle Digital Piano., Kawai ES110 Portable Digital Piano.