Chassis Build: This keyboard has a premium, glossy wood-grain/polished finish on its side cheek blocks and a two-tone silver and black top panel. The P-45 uses a single-piece, matte black molded plastic shell.
Control Panel: This unit features a dedicated silver control strip with dual rows of rectangular buttons and a red trim line. The P-45 has a highly minimalist interface with only a power button and a single "Grand Piano/Function" button.
Key Action: This model uses Yamaha’s heavier Graded Hammer (GH) keybed, whereas the entry-level P-45 utilizes the lighter Graded Hammer Standard (GHS) action.