Kurzweil
KA-120
$500
A pro brand's budget piano — Kurzweil quality at $500
8.6 Beginner 5.5 Night Practice 5.5 Portability 5.3 Touch Reality 6.5 Value
88 12 kg
Kurzweil
Kurzweil KA90 Review
Kurzweil sound quality in a beginner-friendly portable
88 Keys 13.5 kg graded hammer action Beginner
Scores
Where to Buy
MSRP
$400
Retail prices change, so check current pricing at retailers.
These buttons open retailer search results and may include affiliate tracking where available. Stock and listing status can change without notice.
How These Scores Were Calculated
Beginner
8.6| Factor | This Piano | Points |
|---|---|---|
| Base Score | — | 3.0 |
| Lesson Function | Yes | +1.5 |
| App Connectivity | No | +0 |
| Recording | Yes | +1 |
| Metronome | Yes | +0.5 |
| Transpose | Yes | +0.3 |
| Layer / Split | Yes | +0.3 |
| Preset Songs | 50 | +1.5 |
| Sound Variety | 20 sounds | +0.5 |
Night Practice
5.5| Factor | This Piano | Points |
|---|---|---|
| Base Score | — | 2.0 |
| Headphone Jacks | 1 | +1 |
| Headphone Type | 6.3mm | +1 |
| Headphone Optimization | No | +0 |
| Key Action Quietness | graded hammer action | +0.5 |
| Volume Control | Yes | +1 |
| Bluetooth Audio | No | +0 |
Portability
4.5| Factor | This Piano | Points |
|---|---|---|
| Base Score | — | 5.0 |
| Weight | 13.5 kg | +0 |
| Width | 1340 mm | -0.5 |
| Battery | No | +0 |
| Foldable | No | +0 |
| Key Count | 88 keys | +0 |
Touch Reality
5.3| Factor | This Piano | Points |
|---|---|---|
| Key Action Quality | graded hammer action (grade 5) | +3 |
| Key Count | 88 keys | +1.5 |
| Polyphony | 128 notes | +0.8 |
| Sound Modeling | No | +0 |
| Key Surface | plastic | +0 |
Kurzweil KA90 review verdict
This Kurzweil KA90 review focuses on published specifications, practice use, and comparison context rather than sponsored rankings.
The Kurzweil KA90 brings the company's acclaimed sound engine to the beginner market — a portable with lesson functions, 30W speakers, and piano tones that punch far above the typical budget level.
Pros
- • Kurzweil piano sounds — noticeably superior to most budget competitors
- • 30W speakers deliver powerful, room-filling audio
- • Lesson function with 50 preset songs for structured learning
- • 128-note polyphony handles pedal-heavy playing without dropout
- • Recording capability and layer/split modes add versatility
- • USB MIDI for computer integration
Cons
- • No Bluetooth connectivity
- • No app connectivity for modern learning platforms
- • Only 20 built-in sounds
- • Plastic key surface without premium coating
- • Stand not included — additional purchase required
The Kurzweil KA90 is the sleeper pick in the budget portable category. While Yamaha and Casio dominate the conversation, the KA90 quietly offers piano sounds that are arguably better than either brand at this price. The 30W speakers are a genuine strength, making practice sessions more enjoyable and inspiring. The lack of Bluetooth and app support keeps it from being a perfect modern beginner piano, but for someone who values pure sound quality over wireless convenience, the KA90 deserves serious consideration. Factor in the cost of a stand, and you still have one of the best-sounding portable pianos under $500.
Kurzweil KA90 review details
Kurzweil KA90 key action and touch
The KA90 features a graded hammer action with plastic keys. The grading is well-calibrated, providing a natural transition from the heavier bass to the lighter treble. The action has a slightly lighter overall feel compared to Yamaha's GHS, which some beginners may actually prefer as it reduces finger fatigue during longer practice sessions. The key return speed is good, allowing for reasonable repetition speed. The plastic surface is standard for this price point. Overall, the action is honest and functional — it will teach you proper technique without fighting you, even if it does not pretend to be a grand piano.
Who the Kurzweil KA90 is for
The KA90 is for the beginner who cares about sound quality above all else. While most budget portables offer similar features, the KA90 stands apart with Kurzweil's piano sound engine — the same fundamental technology that powers instruments used by professional pianists and recording studios worldwide. If you want your practice sessions to sound genuinely musical from day one, the KA90 delivers that experience. The 30W speakers are powerful enough to fill a room without distortion, and the lesson function provides basic guided practice. It does not have Bluetooth or app support, which is a notable omission in 2025, but the core experience — sitting down and playing through great speakers — is where the KA90 excels. A hidden gem for the discerning beginner.
Demo Video
Video coming soon for this model
We embed videos from manufacturer official channels and trusted reviewers. As soon as a suitable demo or review is available, it will appear here.
Specifications
| Keys | 88 |
| Key Action | Graded Hammer Action |
| Polyphony | 128 notes |
| Sounds | 20 |
| Weight | 13.5 kg |
| Speakers | 30W (×2) |
| Bluetooth | No |
| Key Surface | Plastic |
| Sound Modeling | — |
| Headphone Jacks | 1 |
| Headphone Type | 6.3mm |
| Headphone Optimization | No |
| USB MIDI | Yes |
| Line Out | Yes |
| Lesson Function | Yes |
| App Connectivity | No |
| Recording | Yes |
| Metronome | Yes |
| Transpose | Yes |
| Layer / Split | Yes |
| Preset Songs | 50 |
| Battery | No |
| Foldable | No |
| Dimensions (W×D×H) | 1340×340×120 mm |
| Stand Included | No |
| Pedal Included | Yes |
Recommended Accessories
🪑
Stand
Stand not included (sold separately)
A sturdy X-stand or furniture-style stand is essential if one isn't included.
🎧
Headphones
Closed-back headphones with good bass response make practice sessions more enjoyable.
🎹
Sustain Pedal
The included pedal is usually basic. A half-damper pedal upgrade is worthwhile for expressive playing.
💺
Bench
An adjustable-height bench helps maintain proper posture during long practice sessions.
Where to Buy
MSRP
$400
Retail prices change, so check current pricing at retailers.
These buttons open retailer search results and may include affiliate tracking where available. Stock and listing status can change without notice.
How It Compares
KA90 vs Allegro IV
The KA90 and Allegro IV score very similarly across all axes. The KA90 costs $99 less.
Williams Allegro IV →KA90 vs KA-120
The KA-120 edges ahead in Portability. The KA90 costs $100 less. Choose the KA-120 if you prioritize portability.
Kurzweil KA-120 →KA90 vs Prestige
The Prestige edges ahead in Touch Reality. The KA90 costs $100 less. Choose the Prestige if you prioritize realistic touch.
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Read more →Sources & transparency
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How the 5-axis scores are calculated
We do not aggregate user reviews or star ratings (see methodology for why).
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Kurzweil KA90