Yamaha Tyros4 specs
The Tyros flagship arranger of autumn 2010 - Yamaha's 30 September 2010 news had it 'shipping in October, 2010': 61 FSX keys with initial touch and aftertouch, 128-note polyphony, 993 voices, 500 styles and 14.5 kg, with sound only through the optional TRS-MS04 speaker bracket. The Tyros5 announcement on 23 January 2014 moved the flagship line on; a dated retirement statement for the Tyros4 itself never surfaced.
Brand: Yamaha
5.9/ 10
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A 2010 flagship with 500 styles and aftertouched keys; Tyros5 and Genos left it two generations behind.
#27 of 27 arranger keyboards · full ranking| Status | discontinued |
|---|---|
| Keys | 61 |
| Key action | Organ (FSX) keyboard with initial touch and aftertouch |
| Polyphony | 128 |
| Sounds / presets | 993 |
| Accompaniment styles | 500 |
| Aftertouch | yes |
| Weight | 14.5 kg |
| Released | 2010 |
| Discontinued | 2014 |
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Strengths
- 993 voices and 500 styles
- FSX keyboard with initial touch and aftertouch
- Flagship Tyros-line positioning
- 14.5 kg for the keyboard unit
Weaknesses
- No built-in speakers - the TRS-MS04 is an optional extra
- 128-note polyphony
- No Bluetooth or USB audio documented
Compare the Yamaha Tyros4 with
Spec source: usa.yamaha.com — verified 2026-10-10