55.0 in 30.75 in  | 52.5 in 5.5 in  | |
| Available colors | ||
| User rating |
 Roland DP-990R |  Yamaha P-155 | |
|---|---|---|
| Type | Grand Digital Piano | Compact Digital Piano |
| Number of keys | 88 | 88 |
| Touch response | Fully-weighted | Fully-weighted |
| Roland DP-990R | Yamaha P-155 | |
|---|---|---|
| Maximum polyphony | 128 | 128 |
| Number of sounds | 306 | 17 |
| Number of preset slots | 72 | 50 |
| Preset songs | 72 | 50 |
| Reverb settings | 10 | 4 |
| Number of pedals | 3 | 2 |
| Roland DP-990R | Yamaha P-155 | |
|---|---|---|
| Ports |
|
|
| Headphone jack | yes | yes |
| Built In Speakers | yes | yes |
| Built-in metronome | yes | yes |
| Record | yes | yes |
| Split | yes | yes |
| Transpose | yes | yes |
| Roland DP-990R | Yamaha P-155 | |
|---|---|---|
| Weight | 104.94 lb | 41.01 lb |
| Width | 55.0 in | 52.5 in |
| Depth | 13.5 in | 13.81 in |
| Height | 30.75 in | 5.5 in |
| Colour of product | Ebony | Black |
| Included accessories | Pedal |
|
| Pros | ||
|---|---|---|
| Cons |
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