Casio AP-750 vs Ringway RDP-100
| Casio AP-750 | Ringway RDP-100 | |
|---|---|---|
| Key action | Smart Hybrid Hammer Action Keyboard Celviano Edition: fine-grained Austrian spruce wooden keys with simulated ebony and ivory keytops | 88-key velocity-sensitive hammer keyboard |
| Polyphony | 256 | 128 |
| Sounds / presets | 39 | 138 |
| Sound engine | AiR Grand Sound Source | — |
| Effects | Hall Simulator 8 / Reverb 8, Surround 3, Chorus 12, Brilliance, Acoustic Simulator (Key Off Simulator, String/Damper/Open String/Aliquot Resonance, Lid Simulator), Headphone Mode | — |
| Speakers | 40 W | — |
| Bluetooth | Yes | — |
| USB audio | No | — |
| Pads / faders | no | — |
| Weight | 53.6 kg | — |
| Dimensions (W×D×H) | [1401, 929, 440] mm | — |
| Battery power | no (AC only per official spec table) | — |
| Released | 2024 | — |
| Status | current | current |
| Keys | 88 | 88 |
| Rhythms | — | 100 |
| Demo Songs | — | 10 |
| Display | — | multifunction LCD |
| Split Layers | — | 4 direct-select voice buttons, 4 direct-select rhythm buttons |
Which one should you buy?
- Choose the Casio AP-750 if you layer sounds or use the sustain pedal heavily (256 vs 128).
- Choose the Ringway RDP-100 if you want more variety of built-in voices (39 vs 138).
Full spec sheets: Casio AP-750 · Ringway RDP-100. Rows with a highlighted background differ.