Alesis Harmony 61 Pro vs Casio CT-S1
| Alesis Harmony 61 Pro | Casio CT-S1 | |
|---|---|---|
| Key action | 61 full-size keys with user-adjustable touch response | 61 keys; Touch Response: 3 levels, Off |
| Polyphony | 64 | 64 |
| Sounds / presets | 580 | 61 |
| Speakers | — | 5 W |
| Bluetooth | No | Yes |
| USB audio | Yes | No |
| Weight | 5.1 kg | 4.5 kg |
| Dimensions (W×D×H) | 946 × 360 × 118 mm | 930 × 258 × 83 mm |
| Released | — | 2021 |
| Release month | — | 4 |
| USB to host | yes | yes (USB TO HOST micro-B, USB TO DEVICE Type A) |
| Status | current | current |
| Keys | 61 | 61 |
| Pedals | Sustain pedal input (1/4" jack) | — |
Which one should you buy?
- Choose the Casio CT-S1 if lighter to carry to gigs and lessons (5.1 kg vs 4.5 kg).
- Choose the Alesis Harmony 61 Pro if you want more variety of built-in voices (580 vs 61).
- Choose the Casio CT-S1 if you want wireless MIDI/audio from a phone or tablet.
Full spec sheets: Alesis Harmony 61 Pro · Casio CT-S1. Rows with a highlighted background differ.