Casio PX 870 Review & Comparison & Best Price


Casio px870 main

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Casio PX 870 came up with better sound quality and tune (4 new layer stereo grand piano which enables the play to be more meticulous), new slender design with concentrated control buttons. Here is an introduction video of PX 870 made by Casio. With 19 voices, multiple features, and powerful 256 polyphony, PX 870 has the core things that most players will ever need for a compact home-style digital piano. You can use duet piano function for teacher and student lesson or a fun gig. Casio PX 870 offers 2 headphone jack ports for such purpose. Casio PX 870 can store the songs that you play in a flash drive. Casio PX 870 is definitely one of the best budget home-style digital piano.

Casio PX 870 & PX 860 Comparison

PX 870 PX 860
# of tones 19 18
Tune 4 new layer stereo grand pianos
Sustain pedal New sustain pedal decay
Volume Sync Yes No
Speakers New sound top projection sound
Dimension 1,393 x 299 x 801mm 1,367 x 299 x 837 mm
Weight  34.6kg 35.5kg
Keytop feeling Smoother Ivory feel Ivory feel


Casio PX 870 Tri-Sensor Scaled Hammer Action Keyboard II

Casio PX870 action

Casio PX 870’s unique action has the same size and feel like an acoustic piano and with lower keys heavier and becomes lighter as notes get higher.
Casio PX 870  does not have a spring action that is similar to upright piano action, instead, the graded hammer action of PX 870 simulates grand piano.
Casio PX 870 has 3 sensors that allow users to feel even the small strength changes in responsiveness.
Casio PX 870 has key off simulator that expresses key release effect naturally.
Also, Casio PX 870 has ivory and ebony feeling key tops that can be effective for moisture absorbent of sweat from fingers when played for an elongated hour.

Casio PX 870 virtual grand piano lid

Casio PX870 lid resonance

Casio PX 870 Players can adjust resonance of the piano voice by open and closing the virtual piano lid just like an actual grand piano.

Casio PX 870 New Control Design for Easier Alteration

Casio PX870 controls

Casio Chordana Play App

Casio has released an app called “Chordana Play” for both IOS and Android . PX 870 is compatible with this app and players can control functions such as changing temp, transpose, recording, and scroing. Also, they can View the pdf music sheets with their device.

Casio Chordana Play app

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Casio PX870 list

Casio PX 870 Basic Functions

  1. Layer | With this technique, you can play two different sounds simultaneously on one key with Casio PX 870. You will be able to play ‘piano and string’ sound or ‘piano and organ’ sound simultaneously on one key. You will be able to make the performance more beautiful and will give you more enjoyment.
  2. Casio PX870 layeredSplit | You can play two different instrument sounds on each hand within a keyboard. For example, left hand can play vibratone, right hand can play piano; it gives effect of one person playing two different instrument sound.
  3. Casio PX870 splitDuet mode You can divide the keyboard into two separate pianos with the same chromatic scale. This is will become playing two of 44-keys pianos; it is fit for performance or a lesson between a student and a teacher. Transpose Function | You can easily harmonize with different instruments.duetmode

Recording| Casio PX 870 can save about 5,000 notes total for MIDI, and has audio recorder/playback function with max 99 songs.

Other Functions|


-octave shift

-10 built in songs

-Lesson function

Color| Casio PX 870 is available in black, white, and brown color.

Warranty| Casio provides 3 years of factory warranty for brand new PX 870 buyers.

Casio PX 870 manual can be downloaded from here


Casio PX870WE Home Digital Piano 88 key weighted with White Storage Bench and Multipurpose LED Lamp
Casio PX 870WE Home Digital Piano 88 key weighted with White Storage Bench and Multipurpose LED LampCasio PX870BK Home Digital Piano 88 key weighted with Multipurpose LED Lamp, 4-Legged Bench, and Headphones
Casio PX 870BK Home Digital Piano 88 key weighted with Multipurpose LED Lamp, 4-Legged Bench, and Headphones
Casio PX870BN Home Digital Piano 88 key weighted
Casio PX 870BN Home Digital Piano 88 key weighted

Casio PX870BK Home Digital Piano 88 key weighted with Roland Storage Bench
Casio PX 870BK Home Digital Piano 88 key weighted with Roland Storage Bench

How pianists from all around the world think about Casio PX 870 at here (Piano World)


Specifications (Casio Official Website)

PX 870
88 keys, Tri-sensor Scaled Hammer Action Keyboard Ⅱ, Simulated ebony and ivory keys, 3 sensitivity levels,
Sound Source : Multi-dimensional Morphing AiR
Polyphony (maximum) : 256
19 Instrument Tones
Hammer Response – (4 levels), String Resonance – (4 levels), Damper Resonance – (4 levels), Lid Simulator – (4 levels), Key Action Noise – (ON / OFF), Damper Noise – (ON / OFF)
Digital Effects
Hall Simulator / Reverb – 4 (Hall Simulator), Chorus – 4, Brilliance – (-3 ~ 0 ~ 3), DSP – (Preset for some tones)
Concert Play – 10 songs, Controller – Start / Stop, Mode – Listen / Lesson / Play, Music Library – 60 Songs, Song Expansion (User Songs) – 10 songs (max.) Up to approximately 90 KB / song
Additional Features
Sound Projection System, Headphone Mode, Volume Sync EQ, Connection to App, Lesson Function – Part ON / OFF, Lesson Part Select – Right hand, Left hand, MIDI Recorder – 2 tracks, 1 song, Approximate Data Capacity – Approximately 5,000 notes total, Audio Recorder / Playback – Max. 99 songs, approximately 25 min/song (44.1 kHz WAV format), Duet Mode, Octave Shift, Metronome – 0 to 9 beats; tempo range : 20 to 255, Pedals – 3 built-in pedals (damper, soft, sostenuto)
Key Transpose
2 octaves (-12 semitones ~ 0 ~ +12 semitones)
Tuning Control
A4 = 415.5 Hz ~ 440.0 Hz ~ 465.9 Hz
Number of Preset Temperaments
・GRAND PIANO button ・ELEC PIANO button ・Slide-type keyboard cover ・Auto Power Off: Off after approx. 4 idle hours (default setting)
Connectivity and Storage
Speakers Size
12cm x 2 + 4cm x 2
Speakers System
2-Way, 4-Speaker
20 W + 20 W
Included Accessories
AC Adaptor, Music Stand
 Casio PX 870 official Website

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