Williams
Allegro IV
$499
Williams Allegro IV: a clear digital piano review for practice and comparison
8.4 Beginner 5.5 Night Practice 4.5 Portability 5.7 Touch Reality 6.4 Value
88 14 kg
Williams Legato IV Review
Williams Legato IV: a clear digital piano review for practice and comparison
88 Keys 9 kg Semi-weighted Beginner
Scores
Where to Buy
MSRP
$300
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
8.4| 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 | 10 sounds | +0.3 |
Night Practice
6.5| Factor | This Piano | Points |
|---|---|---|
| Base Score | — | 2.0 |
| Headphone Jacks | 1 | +1 |
| Headphone Type | 6.3mm | +1 |
| Headphone Optimization | No | +0 |
| Key Action Quietness | Semi-weighted | +1.5 |
| Volume Control | Yes | +1 |
| Bluetooth Audio | No | +0 |
Portability
6.0| Factor | This Piano | Points |
|---|---|---|
| Base Score | — | 5.0 |
| Weight | 9 kg | +1 |
| Width | 1312 mm | +0 |
| Battery | No | +0 |
| Foldable | No | +0 |
| Key Count | 88 keys | +0 |
Touch Reality
3.5| Factor | This Piano | Points |
|---|---|---|
| Key Action Quality | Semi-weighted (grade 2) | +1.2 |
| Key Count | 88 keys | +1.5 |
| Polyphony | 128 notes | +0.8 |
| Sound Modeling | No | +0 |
| Key Surface | matte | +0 |
Williams Legato IV review verdict
This Williams Legato IV review reads the published specifications from a comparison-first point of view: touch, sound, practice fit, value, and limits.
Williams Legato IV is best read as a portable digital piano for beginners and returning players. This review looks at weighted-key feel, sound, practice features, value, and realistic comparison points instead of treating the spec sheet as advertising copy.
Pros
- • Key count: 88 keys, a clear basis for digital piano comparison.
- • Touch: weighted hammer action, so the review stays focused on practice feel.
- • Quiet practice: Headphone practice support.
- • Connectivity: USB MIDI.
- • Use case: Its best fit is home practice.
Cons
- • Main limit: the need for a furniture-style living-room instrument.
- • Stand cost and compatibility are separate checks.
- • Nearby current models may offer a better match for some players.
Williams Legato IV is a portable digital piano that makes most sense when its strengths are matched to the right practice situation. The useful points are 88 keys, weighted hammer action, 128-note polyphony, 12W speakers, and a weight of 9 kg. In a digital piano review, those details matter more than broad claims about being the best digital piano overall. For home practice, this model can be a sensible candidate if the layout and feature set match the way the instrument will actually be used. It is still worth comparing as a current buying candidate. The fairest comparison is with models in the same price and use class, where touch, speakers, headphone practice, and connectivity can be judged side by side.
Williams Legato IV evaluation points
Williams Legato IV key action and touch
Williams Legato IV uses a weighted hammer action. For a digital piano with weighted keys, the important question is not only whether the keys are heavy, but whether they help steady daily practice. The matte key surface is a useful comfort detail. The specification lists 128-note polyphony; that is enough for ordinary pieces, while more layered playing or heavy pedal use benefits from a higher number. This makes the key action a practical comparison point rather than a decorative specification.
Who the Williams Legato IV is for
Williams Legato IV is most relevant for beginners and returning players. The main use case is home practice. Strengths: portability and easy placement. Limits: the need for a furniture-style living-room instrument. Buyers comparing digital pianos should also check the stand, pedal, headphone jack, app support, and local availability before deciding.
Williams Legato IV sound and speakers
Williams Legato IV offers 10 sounds and 12W speakers. That is the sound side of the review: enough variety for practice, but the real experience depends on speaker power, headphone use, and the room where it will be played. The headphone output supports quiet practice. For lessons, apps, or recording workflows, the useful connectivity is USB MIDI.
What to know before buying the Williams Legato IV
Before buying Williams Legato IV, compare it with nearby alternatives on touch, sound, portability, and value. A stand may need to be budgeted separately. A damper pedal is included, though some players may still want a fuller pedal unit. It is still worth comparing as a current buying candidate. For searchers looking for a Williams Legato IV review, the practical conclusion is to treat it as one candidate in a digital piano comparison, not as a universal answer for every player.
Demo Video
Source:
KMNKeyboardVault Watch on YouTube ↗
Specifications
| Keys | 88 |
| Key Action | Semi-weighted |
| Polyphony | 128 notes |
| Sounds | 10 |
| Weight | 9 kg |
| Speakers | 12W (×2) |
| Bluetooth | No |
| Key Surface | Matte |
| Sound Modeling | — |
| Headphone Jacks | 1 |
| Headphone Type | 6.3mm |
| Headphone Optimization | No |
| USB MIDI | Yes |
| Line Out | No |
| 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) | 1312×270×80 mm |
| Stand Included | No |
| Pedal Included | Yes |
Spec terms are explained in the glossary. Glossary →
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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
$300
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
Legato IV vs DEP-20
The Legato IV scores higher in quiet practice and portability, while the DEP-20 is stronger in piano-like touch. The Legato IV costs $69 less. Choose the Legato IV if quiet practice matters most.
Donner DEP-20 →Legato IV vs Concert
The Legato IV scores higher in beginner support, while the Concert is stronger in portability. Choose the Legato IV if beginner-friendly features matters most.
Alesis Concert →Legato IV vs B2N
The Legato IV scores higher in beginner support, quiet practice and value for money. Choose the Legato IV if beginner-friendly features matters most.
Korg B2N →Related Guides
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Read more →What reviewers say online
A synthesis of recurring points from price-comparison sites, Amazon reviews, music-store staff videos and forum threads. Not a star-rating average — we read across multiple reviews and pulled out the points that came up repeatedly.
The Williams Legato IV is a lightweight 88-key semi-weighted portable carried through the Guitar Center channel. Across international reviews and owner comments, it earns marks for entry-level use — "very light and inexpensive," "easy to get started with" — while criticism of the lightness and build of the semi-weighted keyboard stands out.
Praised most often
-
Lightweight and easy to get started with
For an 88-key instrument it is slim and light, and reviewers value how easy it is to place and move. Most comments say it suits those who "just want to try a piano first."
-
A velocity-sensitive keyboard that responds to dynamics
Because it plays louder when struck hard and softer when played gently, reviewers say it can be used for the basic practice of learning where the notes are and working on rhythm.
-
Entry-level equipment with lesson features and recording
With lesson features, preset songs and recording, it is seen as practical as a starting point for self-teaching.
Common cautions and criticisms
-
The keyboard is light and does not reproduce a piano's weight
Being semi-weighted, it is routinely described as "close to a lighter keyboard." That leads to comments that anyone wanting to build proper technique is better off with a hammer-action instrument.
-
Volume and build match the price
The speaker output is modest and the keyboard build is in line with the price. Some specialist reviews take a sharp line, declining to actively recommend the Legato line.
-
A cautious view of the Williams brand
On piano forums there is a persistent view that Williams as a whole falls short of the major makers on sound and keyboard. It is often framed as an acceptable trade-off given the price.
By source
-
Specialist review sites
While acknowledging the lightness and low price, they judge that "it falls short for serious practice" on account of the feel of the semi-weighted keyboard.
-
Owner reviews & user forums
"Easy and fine as a first instrument" and "the lightness of the keyboard soon started to bother me" sit side by side.
-
Head-to-head comparisons (vs hammer-action entry models)
Against the higher Allegro IV and Yamaha and Casio entry models, the consensus is that it gives a little ground on keyboard feel.
Net take
On balance, the Legato IV tends to settle as "an entry model whose appeal is its lightness and convenience — but with a keyboard that matches the price." It is a candidate for anyone who wants to try an extremely light 88-key instrument, but if a piano-like weight matters to you, a hammer-action model is the better fit. In addition, in Japan there is essentially no official import channel, so obtaining one is limited to personal import and the like, with little warranty or support to count on — please weigh that before deciding.
We do not compute a numeric star average. The points below are recurring themes we identified by reading across multiple reviews.
Sources & transparency
This page is written by the operator, who has run the piano-learning site Piano Juku since 2017, based on published manufacturer specifications. We are not a retailer or tied to any maker — every model is compared by the same criteria. About the operator
- Last verified
- Data referenced from
- Manufacturer official
How the 5-axis scores are calculated
We do not aggregate user reviews or star ratings (see methodology for why).
Spot a mistake or have a question about what's on this page? Let us know and we'll review it.
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Williams Legato IV