Yamaha is a major manufacturer of musical instruments and equipment, including the DGX 660 and P255 digital pianos.

The Yamaha P255 and DGX 660 are both 88-key digital pianos with a variety of effects and the Pure CF Sound Engine.

If you are struggling to find a new digital piano, these are two top choices, but which one should you buy? To help you choose, use the following Yamaha DGX 660 vs P225 review and comparison.

Yamaha DGX 660 Digital Piano Overview

The DGX 660 offers several details to help you create a diverse range of sounds. It is also optimized for digital songbooks and auto accompaniment, which are great features for beginners. The main features include:

  • 88 Graded Hammer Standard (GHS) keys
  • Two 6-watt speakers
  • 543 different digital voices
  • 192 polyphony
  • Comes with piano stand
  • Score and lyric display
  • Microphone input

The feature that stands out the most is the smart chord. You can play a single chord, and the piano will start accompanying you with a virtual band.

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Yamaha DGX 660 – Click image to view on Amazon

Yamaha P 225

What Do Customers Say?

Overall, customers are pleased with this digital piano, with most people commenting on the surprising sound quality. They also like the variety of digital voices, letting you adjust the sound to recreate a wide variety of different instruments and piano styles.

The auto accompaniment feature, score display, and other beginner features were also frequently listed as advantages in customer reviews.

Yamaha P255 Digital Piano Overview

The Yamaha P255 shares many features with the DGX 660, but with several major differences. Here is a closer look at the details:

88 Graded Hammer Standard (GHS) keys with synthetic ivory

  • 88 Graded Hammer Standard (GHS) keys with synthetic ivory
  • Two 15-watt speakers
  • 24 different digital voices
  • 256 polyphony
  • EQ sliders
  • iOS controller app
  • Auxiliary output

The Yamaha P255 includes EQ sliders, letting you easily adjust the digital sound. While the piano doesn’t have an LCD display, you can use the iOS controller app to wirelessly change and monitor the settings.

What Do Customers Say?

Most customers love the quality of this digital instrument, with several customers claiming it sounds just like a real grand piano. They were also impressed with the sound, whether using headphones or built-in speakers.

Customers also found that the keys are nicely weighted, providing the same feeling that you get when playing on a real piano.

Yamaha DGX 660 vs P255 – What’s the Difference?

The main differences are related to the speaker output, auxiliary outputs, polyphony, display, and digital features:

  • DGX 660 – Includes two 6-watt speakers
  • P255 – Includes two 15-watt speakers
  • DGX 660 – Does not include auxiliary outputs
  • P255 – Includes auxiliary output
  • DGX 660 – 192 polyphony
  • P255 – 256 polyphony
  • DGX 660 – Lyric and score display
  • P255 – No display
  • DGX 660 – Smart chord, style recommender, education suite, and auto accompaniment
  • P255 – Dedicated EQ sliders, panel-lock, iOS controller app

The P255 offers the superior polyphony, so it is able to produce 256 digital sounds at the same time, resulting in a fuller effect. It also includes auxiliary output, allowing you to connect the piano to other equipment, such as an amplifier or mixer, but it doesn’t include an LCD display.

The DGX 660 has an LCD display, along with several features that should appeal to those learning how to play. The LCD display provides a score display, letting you see the notes that you need to hit. By adding a mic, you can use the lyric display to sing along as you play.

With the DGX 660, you also gain access to the Yamaha education suite, which provides useful resources for beginners. Combined with auto accompaniment, smart chord, and the style recommender, the piano may replace the need for separate lessons.

Conclusion – Should You Get the Yamaha DGX 660 or P255 Piano?

In the end, both pianos are great choices, but each is geared toward different pianists. Beginners should enjoy the Yamaha DGX 660, due to the variety of helpful tools and features for learning how to play.

With the Yamaha P255, you get a slightly more sophisticated piano. It is equipped with a more powerful polyphony and advanced settings for tweaking your sound.

If you are learning to play, consider going with the DGX 660. For intermediate to skilled players, the P255 is highly recommended.



The P255 is now discontinued so you may find it difficult to buy new.

However, it has been replaced with a newer model which offers similar features and more – the Yamaha P-515. 

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Yamaha P-515:  Click on image to view on Amazon

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