Casio PX-770

(2 customer reviews)


The Casio PX-770 is a sleek and stylish digital piano with authentic sound and feel that will delight both beginners and experienced pianists.



The Casio PX-770 piano is a beautiful and sophisticated instrument that provides excellent sound quality and a variety of features to enhance the playing experience. This piano is among the newer models in the Casio Privia series, which is known for producing high-quality digital pianos that are both affordable and reliable.

Sound Quality

The sound quality of the Casio PX-770 is one of its main selling points. It has in-built sound technology that replicates the sound of an acoustic piano. This piano offers 19 different tones, including grand pianos, electric pianos, organs, strings, and harpsichords, allowing musicians to choose the sound that best suits their music style. The 88-key weighted hammer-action keyboard unlocks the full potential of the piano, allowing you to explore a wide range of sounds and music styles.

Design and Features

The design of the Casio PX-770 also stands out. It has a modern and sleek design that blends in with any decor style. The frame of the piano is slim and streamlined, making it easy for anyone to move around. It also comes with a matching bench for a comfortable playing experience.

The Casio PX-770 piano is also loaded with features that enhance the user’s experience. One of such features is the USB MIDI connectivity that allows you to use it with other digital instruments or computers. It features in-built music lessons that help beginners learn the basics of playing piano. Additionally, the headphone jack allows you to practice even in a noisy background without disturbing those around you.


The Casio PX-770 is an excellent choice for anyone looking for a portable, high-quality digital piano. With its elegant design and exceptional sound quality, this piano is perfect for anyone from music teachers to home enthusiasts. It is an investment that will pay off in years to come, as it is crafted in high-quality materials that ensure durability. In conclusion, the Casio PX-770 is an excellent option for those looking for a top-quality digital piano.

Casio PX-770 properties

Product name PX-770
Brand Casio
Type Keyboard Instruments
Keyboard Instrument Stage and Digital Piano
Keys Yes
Number of Keys 88 pcs
Key Functions Touch Sensitive
Pre-Programmed Sounds Yes
Pre-Programmed Effects Yes
Connections Headphone, USB
Colour Black, Brown, White
Power Supply Electrical Cable to Wall Socket

Additional information


Product type

Keyboard Instrument


Number of Keys

Key Functions

Pre-Programmed Sounds

Pre-Programmed Effects




, ,

Power Supply

2 reviews for Casio PX-770

  1. Penelope

    I recently purchased the Casio PX-770 digital piano as an addition to my home music studio. As an IT specialist, I am always on the lookout for high-quality keyboard instruments that meet my standards for performance and reliability. Unfortunately, the PX-770 did not meet my expectations, and I can only rate it at 2 out of 5 possible stars.

    The PX-770 is marketed as a stage and digital piano, but it lacks the versatility and functionality of other models in this category. The Yes Keys feature, which is supposed to mimic the feel of a grand piano, does not quite live up to its promise, and I found the overall sound quality to be lacking compared to other digital pianos on the market.

    While the piano was delivered to Denver promptly after my purchase in June, I was disappointed with the overall construction and durability of the piano. The build quality felt cheap and flimsy, and several of the keys began sticking after only a few weeks of use.

    Overall, I was unimpressed with the Casio PX-770 and would not recommend it to fellow keyboard enthusiasts. If you’re looking for a stage or digital piano, I would suggest checking out other well-known brands that offer a more reliable and functional product.

  2. Mateo

    Dear Penelope,

    I’d like to offer a different perspective on your recent experience with the Casio PX-770. While I do understand your frustrations, I believe that this keyboard still has many positive qualities.

    Firstly, let’s talk about the Yes Keys feature. Although it may not be perfect, I find that it does an adequate job of replicating the feel of a grand piano. It’s true that some other digital pianos have more advanced simulation technology, but for most users, the Yes Keys should suffice.

    Regarding sound quality, it’s important to remember that the Casio PX-770 is priced much lower than some of the top-of-the-line models you mentioned. While it may not have the same level of fidelity as those brands, I still believe that the overall sound quality is more than sufficient for the average user. If sound is your primary concern, you might consider investing in a high-quality external speaker system to enhance the sound quality.

    In terms of construction and durability, while it’s true that the Casio PX-770 may not feel as sturdy as some other brands, I still believe that it is pretty solid for its price point. It’s possible that you might need to adjust your playing technique slightly if some keys are sticking after only a few weeks.

    Lastly, I was surprised and intrigued by the recent trend of vinyl music sales on the rise again! While it’s exciting to see this resurgence in popularity, it also raises questions about the future of music consumption. Only time will tell whether vinyl is here to stay or just a passing fad.

    Regardless of what happens with vinyl, one thing is for sure – digital keyboards like the Casio PX-770 are here to stay! They offer unparalleled levels of versatility and convenience that cannot be matched by traditional acoustic pianos or vinyl records.

    In conclusion, while I understand Penelope’s concerns about the Casio PX-770, I still believe that it is a solid choice for anyone looking for an affordable and functional digital keyboard. It may not have all of the bells and whistles of more expensive models, but it certainly has many positive qualities!

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Frequently Asked Questions:

How does the Hybrid Grand Action Keyboard II found on the Casio PX-770 differ from other digital piano keyboards in terms of feel and responsiveness?

The Hybrid Grand Action Keyboard II found on the Casio PX-770 is designed to provide a realistic and authentic piano playing experience. This keyboard features scaled, textured keys that are lighter at the high end and heavier at the low end, just like the keys of an acoustic grand piano. The keyboard also employs Casio's innovative AiR (Acoustic and Intelligent Resonator) technology, which simulates the resonance and vibrations produced by strings and body of a grand piano. This results in a more responsive and nuanced playing experience that is closer to that of an acoustic piano than many other digital piano keyboards on the market. The Hybrid Grand Action Keyboard II also features adjustable touch sensitivity, allowing players to customize the keyboard's response to their playing style. Overall, the Hybrid Grand Action Keyboard II delivers a level of feel and responsiveness that is highly prized by pianists and other musicians seeking an authentic piano experience in a digital instrument.

How does the AiR Sound Source technology in the Casio PX-770 differ from traditional sampling methods, resulting in richer, more detailed piano and string sounds?

The AiR (Acoustic Intelligence) Sound Source in the Casio PX-770 is a proprietary technology that goes beyond traditional sampling methods to provide richer, more detailed piano and string sounds. Instead of simply playing back pre-recorded samples, the AiR Sound Source uses advanced processing techniques to accurately reproduce the complex nuances and behaviors of acoustic instruments. This includes factors such as sympathetic resonance (when strings on a piano vibrate in response to nearby notes being played), key-off noise (the sound that fades away when you release a key), and string and pedal noise (subtle sounds that occur when playing with the sustain pedal). By replicating these natural characteristics, the AiR Sound Source delivers a more authentic and immersive playing experience.

"How does the Tri-Sensor Scaled Hammer Action Keyboard II technology on the Casio PX-770 compare to that of other digital pianos in terms of realism and responsiveness?"

According to numerous reviews and comparisons, the Tri-Sensor Scaled Hammer Action Keyboard II technology on the Casio PX-770 is widely regarded as one of the most realistic and responsive key actions found in digital pianos. Compared to other digital pianos in the same price range, such as the Yamaha P-125 and Kawai ES110, the Casio's action offers a greater depth and nuance in touch and response, making it a top choice for serious pianists and musicians seeking a more authentic playing experience. Additionally, the Casio's keyboard features scaled weighting, which means that the keys are heavier in the lower register and lighter in the upper register, just like an acoustic piano. This further adds to the overall realism and responsiveness of the action. Overall, the Casio PX-770 stands out as a leader in digital piano technology when it comes to keyboard action.