The answer to this question is ultimately subjective, as it depends on the individual's preferences and abilities. However, there are some general factors that can be considered when making a decision about which instrument to learn.
Guitar:
* Pros:
* Typically less expensive than a keyboard
* More portable than a keyboard
* Can be used to play a wide variety of genres of music
* Relatively easy to learn basic chords and strumming patterns
* Cons:
* Can be more difficult to learn to play advanced techniques, such as fingerpicking and barre chords
* Requires more practice to develop good hand-eye coordination
* Can be more challenging to play for people with small hands
Keyboard:
* Pros:
* Typically easier to learn to play basic chords and melodies than guitar
* Can be used to play a wide variety of genres of music, from classical to pop to electronic
* Offers more versatility in terms of sound and effects
* Can be easier to play for people with small hands
* Cons:
* Typically more expensive than a guitar
* Less portable than a guitar
* May require more practice to develop good finger technique
Ultimately, the best way to decide which instrument is easier for you to learn is to try them both out and see which one you prefer. You can also take lessons from a qualified instructor to get started on the right foot.