| Component | RX-2 Advantage | GX-2 Advantage | | :--- | :--- | :--- | | | Solid spruce (excellent) | Solid spruce (same grade, but with tapered ribs for more flexibility) | | Backposts | 3 solid maple posts | 3 solid maple posts (wider spacing) | | Keybed | Laminated hardwood | Cross-laminated spruce/alder (more rigid) | | Action parts | Millennium III (original) | Millennium III (2nd gen, redesigned flanges) |
Both models eventually utilized this carbon-fiber composite action, which is prized for its immunity to humidity-related swelling or sluggishness found in traditional wood actions. 2. Tone and Resonance kawai rx2 vs gx2
The refines this. It features the Millennium III "Evolution" action. While structurally similar, the evolution includes redesigned geometry and a new "soft fall" board material. In practice: The GX-2 feels lighter and more nimble. The RX-2 feels solid and deliberate; the GX-2 feels liquid. If you play rapid-fire Classical or intricate Jazz, the GX-2 lifts the floor off your technique. | Component | RX-2 Advantage | GX-2 Advantage
Which one is right for you? Let’s dive into the details. It features the Millennium III "Evolution" action