53.8 in 32.95 in  | 52.48 in 5.83 in  | |
| Available colors | ||
| User rating |
 Casio PX-850 |  Yamaha P-255 | |
|---|---|---|
| Type | Upright Digital Piano | Portable Keyboard |
| Number of keys | 88 | 88 |
| Touch response | Fully-weighted | Fully-weighted |
| Touch sensitivity levels | 3 | 4 |
| Casio PX-850 | Yamaha P-255 | |
|---|---|---|
| Maximum polyphony | 256 | 256 |
| Number of sounds | 18 | 24 |
| Preset songs | 60 | 74 |
| Reverb settings | 4 | 4 |
| Number of pedals | 3 | 1 |
| Casio PX-850 | Yamaha P-255 | |
|---|---|---|
| Effects | Fully-weighted |
|
| Casio PX-850 | Yamaha P-255 | |
|---|---|---|
| Ports |
|
|
| Headphone jack | yes | yes |
| Built In Speakers | yes | yes |
| Built-in metronome | yes | yes |
| Record | yes | yes |
| Split | yes | yes |
| Transpose | yes | yes |
| Casio PX-850 | Yamaha P-255 | |
|---|---|---|
| Weight | 78.04 lb | 38.14 lb |
| Width | 53.8 in | 52.48 in |
| Depth | 11.8 in | 13.82 in |
| Height | 32.95 in | 5.83 in |
| Colour of product |
|
|
| Included accessories |
| Pedal |
| Pros | ||
|---|---|---|
| Cons |
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