Donner DDP-400 vs Donner OURA J100
| Donner DDP-400 | Donner OURA J100 | |
|---|---|---|
| Key action | weighted progressive hammer-action | Graded Standard Action (weighted) |
| Polyphony | 128 | 256 |
| Sounds / presets | 138 | — |
| Speakers | 30 W | 20 W |
| Bluetooth | Yes | Yes |
| USB audio | — | No |
| Weight | 61 kg | 26 kg |
| Dimensions (W×D×H) | 1385 × 400 × 890 mm | 1305 × 295 × 728 mm |
| Battery power | no | — |
| Released | — | 2026 |
| Status | current | current |
| Keys | 88 | 88 |
| Rhythms | 100 | 0 |
| Demo Songs | 20 | — |
| Usb Midi | yes | — |
| Display | LCD | — |
| Cover | sliding | — |
| Other Functions | transpose, keyboard split | — |
| Songs | — | 3 |
| Usb | — | yes |
| Pedals | — | Pedal unit (Damper, Sostenuto, Soft), half-pedal support |
Which one should you buy?
- Choose the Donner OURA J100 if lighter to carry to gigs and lessons (61 kg vs 26 kg).
- Choose the Donner OURA J100 if you layer sounds or use the sustain pedal heavily (128 vs 256).
- Choose the Donner DDP-400 if you practise out loud without an amp (30 W vs 20 W).
Full spec sheets: Donner DDP-400 · Donner OURA J100. Rows with a highlighted background differ.