There are five differences between Yamaha electric pianos YDP163 and YDP144, namely price, color, keyboard style, height quality and output power.

1. The prices are different. The price of Yamaha electric piano YDP163 is 9,449 yuan, and the price of Yamaha electric piano YDP144 is 6,199 yuan. The difference between the two is 3,250 yuan.

2. Different colors. Yamaha electric piano YDP163 is only available in black set, and Yamaha electric piano YDP144 is available in black and brown styles.

3. The height and quality are different. The height of Yamaha electric piano YDP163 is 844mm and the mass is 42kg. The height of Yamaha electric piano YDP144 is 815mm and the mass is 35kg.

4. The keyboard is different. Yamaha 163B uses a material specially designed to simulate the surface of real ivory. It has hygroscopic properties and can provide good friction even if your fingers get wet after playing for a long time. Yamaha YDP144 uses ordinary plastic material.

5. The speaker output power is different. The Yamaha YDP163 has an output power of 40W (20W per channel), while the Yamaha YDP144 only has 12W of power.

Several types of pianos:

Electric piano is an electroacoustic musical instrument. It is an instrument that emerged in the 1960s and 1970s and became popular in the 1980s and early 1990s, used to replace the piano on certain occasions.

The sounding principle of the electric piano is to use the keyboard as an on-off switch to form electrophoresis. Once the key is pressed, the internal crystal oscillator starts to work, forming a pulse to generate a waveform of a certain frequency, which is then amplified by the frequency divider. Send it to the speaker to produce sound.

The electric piano (digital piano) is a modern high-tech piano digital simulation instrument. It can not only play piano music, but also play music that traditional mechanical pianos cannot play; it can play traditional piano works, It can also play popular piano music, and the expression will be richer. It can use a variety of instrument sounds to play different instrumental music.