# Casio Privia PX-S1100 vs Kawai ES120: specs and price compared

A sourced, side-by-side comparison of the Casio Privia PX-S1100 (Casio) and Kawai ES120 (Kawai) among digital pianos.

## Side by side

| Spec | Casio Privia PX-S1100 | Kawai ES120 |
| --- | --- | --- |
| US price | not published | $999 |
| Brand | Casio | Kawai |
| Released | 2021-10 | — |
| Key count | 88 | 88 |
| Key action | Smart Scaled Hammer Action | Responsive Hammer Compact |
| Key material | simulated-ebony-ivory | plastic |
| Polyphony notes | 192 | 192 |
| Voice count | 18 | 25 |
| Speaker power watts | 16 | 20 |
| Form factor | portable | portable |
| Bluetooth connectivity | midi-audio | midi-audio |
| USB to host | Yes | Yes |
| Weight (kg) | 11.2 | 12 |
| Width (mm) | 1322 | — |

## Key differences

- Key action: Casio Privia PX-S1100 Smart Scaled Hammer Action vs Kawai ES120 Responsive Hammer Compact
- Key material: Casio Privia PX-S1100 simulated-ebony-ivory vs Kawai ES120 plastic
- Voice count: Casio Privia PX-S1100 18 vs Kawai ES120 25
- Speaker power watts: Casio Privia PX-S1100 16 vs Kawai ES120 20
- Weight (kg): Casio Privia PX-S1100 11.2 vs Kawai ES120 12

## Sources

- Casio Privia PX-S1100: https://www.manuals.co.uk/casio/privia-px-s1100/specifications (manuals.co.uk, verified 2026-07-11)
- Kawai ES120: https://www.kawai-global.com/product/es120/ (kawai-global.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/digital-pianos/casio-px-s1100-vs-kawai-es120/
Cite: Per The Front Desk Review, Casio Privia PX-S1100 (not published) vs Kawai ES120 ($999) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/digital-pianos/casio-px-s1100-vs-kawai-es120/
License: CC BY 4.0.