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MUSTAR Digital Piano 88 Key Weighted with Stand, vs Yamaha DGX-670B, 88-Key Weighted Digital Piano

Updated August 2026 — MUSTAR Digital Piano 88 Key Weighted with Stand, wins on portability, Yamaha DGX-670B, 88-Key Weighted Digital Piano wins on key feel and sound quality.

The Yamaha DGX-670B offers superior sound quality and features, making it the better choice for serious musicians, while the MUSTAR is a solid entry-level option.

Why MUSTAR Digital Piano 88 Key Weighted with Stand, is better

Price

MUSTAR is significantly cheaper at $179.99.

Portability

MUSTAR is designed for easy transport with a padded case.

Beginner Features

MUSTAR has educational features tailored for beginners.

Why Yamaha DGX-670B, 88-Key Weighted Digital Piano is better

Sound Quality

Yamaha's CFX Stereo Sampling provides superior sound.

Instrument Variety

Yamaha offers 630 instrument voices compared to MUSTAR's 128.

Performance Features

Yamaha includes automatic accompaniment styles for enhanced performance.

Overall score

MUSTAR Digital Piano 88 Key Weighted with Stand,
65
Yamaha DGX-670B, 88-Key Weighted Digital Piano
85

Specifications

SpecMUSTAR Digital Piano 88 Key Weighted with Stand,Yamaha DGX-670B, 88-Key Weighted Digital Piano
Key TypeSemi-WeightedWeighted
BluetoothYesNo
Demo Songs200
Sustain PedalIncludedIncluded
Music RestNoIncluded

Dimension comparison

MUSTAR Digital Piano 88 Key Weighted with Stand,Yamaha DGX-670B, 88-Key Weighted Digital Piano

Overview of the MUSTAR Digital Piano 88 Key Weighted with Stand

The MUSTAR Digital Piano 88 Key Weighted with Stand is priced at $179.99, making it a budget-friendly option for those looking to start their musical journey. This model features 88 semi-weighted keys, designed to replicate the feel of an acoustic piano while being accessible to beginners. With a sales rank of 15,009, it is a solid choice for those who want a versatile instrument without breaking the bank.

The MUSTAR piano comes with a range of features to enhance learning, including 20 demo songs, 128 tones, and 128 rhythms. It also includes a Bluetooth connection for easy integration with smartphones and educational apps, making it convenient for users keen on expanding their skills digitally. Additionally, it comes with a sturdy double-X shaped stand and a padded case for portability, making it ideal for practice at home or on the go.

Overview of the Yamaha DGX-670B

The Yamaha DGX-670B is a premium choice, retailing at $749.99, which is about 317% more expensive than the MUSTAR option. This model boasts a weighted keyboard action that varies between low and high keys, closely mimicking an acoustic piano's touch. With a bestseller rank of 2,557, it is recognized for its superior quality and extensive feature set.

One of the standout features of the Yamaha DGX-670B is its grand piano sound, achieved through CFX Stereo Sampling. This technology allows for a rich, full tone, enhancing the playing experience. Additionally, it offers 630 instrument voices and 263 automatic accompaniment styles, making it perfect for those who want a varied musical experience. The inclusion of a sustain foot switch and music rest adds to its usability, although the stand and bench are sold separately.

Key Features Comparison

When comparing key features, the MUSTAR Digital Piano offers 88 semi-weighted keys compared to the Yamaha's fully weighted keys. While the MUSTAR provides a decent range with 128 tones and rhythms, the Yamaha stands out with its 630 instrument voices and a more sophisticated sound engine, leading to a richer audio experience. The Yamaha also features automatic accompaniment styles that adapt to your playing intensity, a significant advantage for those looking to enhance their performance capabilities.

The MUSTAR's educational features, including a record/playback function and Bluetooth connectivity, make it a great choice for beginners. However, the Yamaha's built-in microphone jack and digital vocal effects provide a unique interactive experience, particularly for those interested in combining singing with piano playing.

Portability and Design

Portability is essential for many musicians, and the MUSTAR Digital Piano excels in this area. Its MDF construction combined with a padded case makes it easy to transport, and the adjustable stand height allows for comfortable playing in various settings. This makes it a convenient choice for students or those who may want to take their instrument to different locations.

On the other hand, while the Yamaha DGX-670B is not as portable due to its heavier design and the need for separate purchases for the stand and bench, it features a more elegant design that can serve as a beautiful piece of furniture in a home. The black finish adds a touch of sophistication, making it an attractive addition to any room.

Sound Quality

Sound quality is where the Yamaha DGX-670B truly shines. With its CFX Stereo Sampling, it reproduces the sound of a grand piano with remarkable accuracy, offering a rich and resonant tone that is hard to match. The MUSTAR Digital Piano, while equipped with decent built-in speakers, cannot compete with the acoustic fidelity of the Yamaha.

The Yamaha's ability to produce a variety of instrument voices and styles allows for a more dynamic playing experience, making it suitable for both practice and performance. The MUSTAR, while sufficient for beginners, may lack the depth and richness sought by more experienced players.

Educational Features

For those prioritizing educational features, the MUSTAR Digital Piano offers a record/playback function and Bluetooth connectivity, which makes it an excellent tool for learning. Beginners will appreciate the 20 demo songs and the easy-to-navigate interface that encourages practice without frustration.

However, the Yamaha DGX-670B also provides educational resources through its You Are The Artist library, allowing users to learn popular songs with ease. Its built-in Score Display can further aid in learning, making it a comprehensive option for those serious about developing their skills.

Price Comparison

The MUSTAR Digital Piano is priced at $179.99, while the Yamaha DGX-670B is considerably more expensive at $749.99. This price difference of $570 illustrates a significant investment for those opting for the Yamaha model. While the MUSTAR offers a great entry point for beginners, the Yamaha is aimed at those who are more serious about their music education and performance.

For about 317% more, the Yamaha provides advanced features, superior sound quality, and a more authentic piano experience, which may justify the higher price for many users.

Which should you buy?

Choosing between the MUSTAR Digital Piano and the Yamaha DGX-670B ultimately depends on your needs and budget. If you are a beginner looking for an affordable, portable instrument with decent features, the MUSTAR is an excellent choice. However, for those willing to invest in a higher-quality piano experience with advanced features and superior sound, the Yamaha DGX-670B is worth the extra cost. Each instrument has its strengths, making the decision largely personal based on your musical goals and preferences.