* Form: The clarinet is a single-reed woodwind instrument, while the guitar is a stringed instrument.
* Sound: The clarinet produces a mellow, woody sound, while the guitar produces a brighter, twangier sound.
* Range: The clarinet has a wider range than the guitar, spanning from the low E♭ to the high B♭. The guitar's range is from the low E to the high E, with an additional octave on the high end for some guitars.
* Playing technique: The clarinet is played by blowing air into the mouthpiece, while the guitar is played by plucking or strumming the strings.
* Cost: Clarinets can range in price from a few hundred dollars to several thousand dollars, depending on the quality and brand of the instrument. Guitars can also range in price from a few hundred dollars to several thousand dollars, depending on the type of guitar and the brand.
* Popularity: The guitar is one of the most popular musical instruments in the world, while the clarinet is less common. However, the clarinet is still a popular instrument in many types of music, including classical music, jazz, and folk music.