The Kawai GX-2 is the modern successor to the legendary Kawai RX-2, which served as Kawai’s flagship mid-sized grand piano for nearly two decades. While the RX-2 remains a highly sought-after pre-owned instrument, the GX-2 (introduced in 2013) offers several structural and performance refinements derived from the high-end Shigeru Kawai line. Quick Comparison: Key Differences Kawai RX-2 (Legacy) Kawai GX-2 (Current) Length 5' 10" (178 cm) 5' 11" (180 cm) Action Millennium III (after ~2004) Millennium III (Enhanced) Key Length Extended (~1" longer) Rim Design Standard Laminated "Konsei Katagi" (Mixed Woods) Bridge Vertically Laminated Vertically Laminated with Maple Cap 1. Action and Playability
is the longer key stick. This provides the player with more leverage and control, making it feel and play more like a larger 6' 6" concert grand rather than a standard salon grand. Structural Integrity: kawai rx2 vs gx2
"I've serviced hundreds of RX-2s. They are workhorses, but the action stack brackets sometimes develop cracks (Kawai fixed this by 2008). The GX-2 fixed that completely. Also, the GX-2 is much easier to voice. The RX-2 hammers get bright quickly; the GX-2's hammers are softer felt and can be voiced down to a velvet tone easily. If you find an RX-2 from 2010-2012 in mint condition, grab it. If you find a GX-2, marry it." The Kawai GX-2 is the modern successor to
If your budget permits, the GX-2 is the better piano. But if you find a lovingly maintained RX-2 at the right price, do not hesitate. That piano will serve you for decades—and you will never feel short-changed. Action and Playability is the longer key stick
The GX-2 Action (Millennium III Era)
The Kawai RX-2 and GX-2 are both highly regarded "salon grand" pianos, with the GX-2 serving as the modern successor to the retired RX-2 line. While they share a similar foundation, the GX-2 introduces refinements aimed at bringing professional concert-level performance to a smaller footprint. Core Differences Feature Kawai RX-2 (Legacy) Kawai GX-2 (Current) Length Action Millennium III (after ~2004) Millennium III with Extended Keys Key Length Standard length for a 6ft class piano Extended for better leverage Rim Construction Traditional hardwoods Konsei Katagi (Mixed Hardwoods) Major Upgrades in the GX-2 An authentic tone from the Kawai RX-2 Grand Piano
This is the most critical difference for a pianist.