Korg Kronos 3 73 vs Kurzweil PC4
| Korg Kronos 3 73 | Kurzweil PC4 | |
|---|---|---|
| Key action | 73 key: RH3 (Real Weighted Hammer Action 3), velocity + aftertouch | RPHA (Real Piano Hammer Action): 88-note fully-weighted hammer action with velocity and aftertouch |
| Aftertouch | yes | yes |
| Polyphony | — | 256 |
| Sounds / presets | 2560 | 1000 |
| Sound engine | 9 engines: SGX-2, EP-1, HD-1, AL-1, CX-3, STR-1, MOD-7, MS-20EX, PolysixEX | Dynamic VAST with Cascade mode (32 layers), 6-operator FM engine, VA1 virtual analog and the KB3 ToneReel organ engine |
| Effects | — | Over 1000 effect chains across 32 FX units, plus a global master EQ/compressor |
| Speakers | None (line out only) | None (line out only) |
| Bluetooth | No | No |
| USB audio | Yes | No |
| Pads / faders | — | no |
| Weight | 20.4 kg | 13.01 kg |
| Dimensions (W×D×H) | — | 1302 × 375 × 165 mm |
| Battery power | — | no |
| Released | 2025 | 2019 |
| Release month | 1 | — |
| Status | current | legacy |
| Keys | 73 | 88 |
Which one should you buy?
- Choose the Kurzweil PC4 if lighter to carry to gigs and lessons (20.4 kg vs 13.01 kg).
- Choose the Korg Kronos 3 73 if you want more variety of built-in voices (2560 vs 1000).
Full spec sheets: Korg Kronos 3 73 · Kurzweil PC4. Rows with a highlighted background differ.