There is no loser here, only a winner for a specific use case.
The simple test: Play a chromatic scale from C3 to C4 on both. On the RX-2, you will hear the note change character. On the GX-2, you won't. If that difference is worth $15,000 to you, you have your answer.
Disclaimer: Prices and availability vary by region and market conditions. Always have a used RX-2 inspected by an independent technician before purchasing.
The Kawai GX-2 is the modern successor to the Kawai RX-2, offering significant upgrades in touch control and structural rigidity. While the RX-2 remains a highly respected "workhorse" grand, the GX-2 integrates design elements from Kawai's flagship Shigeru line to provide a more refined, concert-like experience. At a Glance: Key Differences
Kawai GX-2 is the successor to the , representing a refined evolution of one of the world's most popular grand piano designs. While both are professional-grade instruments featuring Kawai's carbon-fiber composite actions, the GX-2 offers several structural and performance upgrades. Comparison Overview Kawai RX-2 (Predecessor) Kawai GX-2 (Current) Millennium III (ABS-Carbon) Millennium III with longer key sticks Rich, warm, sometimes "mellow" Colorful, lush, with a broader tonal palette Standard RX rim materials Hybrid rim (Maple & Mahogany) for added strength Key Differences & Reviews Touch and Control: The most significant physical change in the
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
features a reconfigured foundation with a thicker stretcher bar and an "overlapping" design for improved tuning stability and resonance. Sonic Profile:
is highly regarded for its reliability and consistent action, the
is voiced to have a rounder, more professional tone. Reviewers from Merriam Music note that the
bridge and soundboard refinements allow for a more pronounced pianissimo and greater dynamic output.
models (produced roughly between 1995 and 2013) remain incredibly popular and are often considered some of the best-valued used grands on the market due to their durable composite parts. Are you looking at new models or considering a RX-2, and do you have a specific in mind for your search? An authentic tone from the Kawai RX-2 Grand Piano There is no loser here, only a winner
The GX-2 is objectively the better piano — better action, better tone, better build. But it’s also twice the price on the used market.
The RX-2 is still a fantastic instrument for its price. If you find a clean, well-regulated RX-2 for under $10k, that’s a smarter buy than stretching to a beat-up GX-2. But if you have the budget, the GX-2 is a genuine step up that you won’t outgrow for decades.
Bottom line:
Kawai GX-2 is the modern evolution of the classic Kawai RX-2
, which served as Kawai’s flagship professional grand for years. While both pianos share a high-performance DNA, the GX-2 introduces technical refinements—specifically in action geometry and rim construction—that bridge the gap between standard production pianos and the premium handcrafted Shigeru Kawai series. At a Glance: Key Differences Kawai RX-2 Kawai GX-2 Millennium III (ABS-Carbon) Millennium III with Extended Keysticks Standard Hardwood Konsei Katagi (Mixed Hardwoods) Warm, rich, slightly more focused Rounder, more powerful, "lush" Touch and Playability The most significant upgrade in the GX-2 is the lengthened keysticks The simple test: Play a chromatic scale from
. By extending the pivot point, the GX-2 offers a level of control over soft ( pianissimo
) passages usually reserved for 6'6" or larger instruments. While the older RX-2 is still highly responsive due to its own Millennium III action, the GX-2 feels more balanced from the front to the back of the keys, providing "unbelievable control" for advanced players.
The Evolution of a Classic: Kawai RX-2 vs. GX-2 For decades, the 5’10” to 5’11” range has been the "sweet spot" for grand pianos—large enough to offer a professional bass response but compact enough for a home studio. In this category, the Kawai RX-2
was a legendary workhorse for nearly 20 years before being succeeded by the Kawai GX-2 BLAK series in 2013.
While both are professional-grade Japanese instruments, the GX-2 is more than just a name change; it represents a significant structural and mechanical refinement. Key Specifications at a Glance Kawai RX-2 Classic Grand Piano - Houston
This is the most critical difference for a pianist.