How far does the One Piece manga deviate from the anime?

The One Piece anime mostly sticks to the manga, but there are some small differences here and there.

The One Piece anime mostly follows the manga storyline, but there are times when it adds filler episodes or makes minor adjustments for animation purposes. However, the core plot and character developments remain largely intact.

Not much. The manga and anime of One Piece mostly stay in sync, with only a few minor differences here and there.

The One Piece anime generally sticks close to the manga, but there are some minor differences here and there.

The One Piece anime generally follows the manga closely, but there are some minor differences.

Not much. The One Piece anime mostly sticks close to the manga in 2022, with just a few minor tweaks here and there.

The One Piece anime is generally quite close to the manga. There are a few differences here and there, like extended fight scenes or additional character backstories, but they don't stray too far from the original source.

The One Piece anime usually sticks close to the manga, but there can be some differences around chapter 820. Some scenes might be expanded or shortened for better pacing on screen.

Not much. The manga and anime of One Punch Man are mostly consistent, with just a few minor differences.

Not much. The JJK manga and anime are pretty similar, with just a few tweaks here and there.