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
Choosing between the Kawai RX-2 and the Kawai GX-2 is essentially a choice between a modern classic and its refined successor. While the RX-2 dominated the mid-range grand piano market for years, the GX-2 (part of the "Blak" series) introduced several key engineering upgrades that improved both playability and tone. Overview of Evolution
The RX-2 (5'10") was the standard for Kawai’s high-quality salon grands until it was replaced by the GX-2 (5'11") around 2013. Both are manufactured at the renowned Ryuyo factory in Japan and feature the Millennium III action, which uses ABS-Carbon fiber to ensure stability against humidity. 1. Action and Playability
The most significant difference lies in the keystick length.
Kawai GX-2: Features extended-length keysticks. This increases the pivot point, providing the pianist with greater leverage and control, especially when playing deep into the keys (near the fallboard). Experts often note that the GX-2 action feels more like a larger conservatory grand (such as a 6'6" piano) due to this increased control.
Kawai RX-2: While still highly responsive and "ultra-consistent," the RX-2 requires a slightly more deliberate effort for fast, intricate passages compared to the GX-2. 2. Tonal Character and Construction
Both pianos are known for a warmer, more "mellow" tone compared to their Yamaha counterparts, but the GX-2 offers a more robust foundation.
Cabinet Rigidity: The GX-2 features a thicker rim and reinforced beams, which increases structural rigidity. This directly translates to a more stable tuning and a richer, more resonant soundboard performance.
Bass and Power: Because the GX-2 is one inch longer (5'11" vs 5'10"), it accommodates a slightly longer bass string, resulting in more power and clarity in the lower register. 3. Aesthetics and Finish
The GX-2 "Blak" series introduced a more "premium" aesthetic.
Visual Upgrades: The GX-2 features a more durable "hard finish" scratch-resistant polyester, a glowing golden frame, and luxurious black felt on the inner rim. kawai rx2 vs gx2
Lid and Prop: The GX-2 includes design cues trickled down from the flagship Shigeru Kawai line, such as a more elegant prop stick and music rest design. Comparison Summary An authentic tone from the Kawai RX-2 Grand Piano
Kawai GX-2 is the modern successor to the highly successful Kawai RX-2
. While the RX-2 remains a beloved staple in the used market, the GX-2 introduced several structural and mechanical upgrades that align it more closely with Kawai's flagship Shigeru line. Core Specification Comparison An authentic tone from the Kawai RX-2 Grand Piano
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
For pianists evaluating Kawai's salon grand options, the choice between the legacy Kawai RX-2 Go to product viewer dialog for this item. and its successor, the Kawai GX-2 BLAK Go to product viewer dialog for this item.
, is a common crossroads. While both are esteemed professional-grade instruments, the
represents a refinement that leans closer to Kawai’s handcrafted Shigeru series. Performance & Touch The most significant upgrade in the is the increased control for the player. Keysticks: The
features keysticks that are roughly 1.25 inches longer than those on the The Kawai GX-2 is the modern successor to
. This longer lever delivers more power and finer touch control, especially in extreme dynamic ranges. Millennium III Action: While later
models introduced this carbon fiber action, the GX-2’s version is further optimized for faster repetition and a more responsive "speak" during rapid passages. Playability: Reviewers from Piano Buyer
noted that fast, ornamented movements felt more effortless on the compared to the Tone & Build
Both pianos share a characteristic "Kawai sound"—warm, rich, and more mellow than their Yamaha counterparts—but they differ in physical presence. Size: The Go to product viewer dialog for this item. is slightly larger at 5'11", whereas the Go to product viewer dialog for this item. 5'10". Cabinet Rigidity: The
has a thicker rim and an overlapping stretcher bar for improved stability. Soundboard: The
utilizes a tapered soundboard (often reserved for higher-end models), which allows for greater resonance and a "bigger" tone that feels like a much larger grand piano. Value & Availability
Choosing between them often comes down to budget and whether you prefer buying new or pre-owned. Kawai RX-2 Classic Grand Piano - Houston
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
. By extending the pivot point, the GX-2 offers a level of control over soft ( pianissimo This is the single biggest physical upgrade
) 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.
This is the single biggest physical upgrade.
This is where the debate gets subjective.
Duplex scaling refers to the unused sections of string beyond the speaking length. Both pianos have front and rear duplexes. But the GX-2 uses adjustable duplex bars with individually slotted metal guides, similar to the EX concert grand.
For a classical pianist, the adjustable duplex is a godsend. For a jazz player, you might disable it for a purer fundamental. The RX-2 gives you no choice.
Winner: GX-2 (for control & nuance) – though the RX-2 is no slouch.
| Feature | Kawai RX-2 | Kawai GX-2 | | :--- | :--- | :--- | | Tone | Warm, intimate, woody. | Broad, resonant, singing. | | Bass | Adequate, sometimes "tubby." | Deep and growling; improved fundamental. | | Treble | Sweet, but lacks carrying power. | Brighter with excellent sustain ("singing quality"). | | Projection | Better for living rooms/small studios. | Suited for recital halls and larger spaces. | | Dynamics | Easy to play softly. | Wide dynamic range (fff to ppp). |
Verdict on Sound: The RX-2 sounds "smaller." It is a fantastic parlor piano. The GX-2 sounds "larger" than its 5'11" frame suggests. It mimics the projection of a 6-footer.
The RX series replaced the legendary Kawai RX (which replaced the KG series). The RX-2 quickly became the best-selling grand piano in North America for its size. It was the "workhorse" of the industry: reliable, consistent, and featuring Kawai’s proprietary Millennium III carbon-fiber action.
Choose the Kawai RX-2 if:
Choose the Kawai GX-2 if: