This was later replaced by the Yamaha DGX-660 (available in the same colors as the 650). The DGX-660 was replaced in 2021 by the DGX-670, which adds a color display, as well as features similar to the PSR-S and -SX series keyboards such as Super Articulation voices and an improved style section. The DGX-670 is now the flagship model of the Portable Grand series.
Later on, the Yamaha DGX-660 took its place (available in the same colors as the 650). The DGX-660 was eventually replaced by the DGX-670 in 2021, which added a color display and features comparable to those found in the PSR-S and -SX series keyboards, such as Super Articulation voices and an improved style section. The DGX-670 is now the flagship model of the Portable Grand series.