Agile has many advantages such as

Despite this it can be a worse choice than others due to

how it ensure a methodical and structured design phase before a single piece of code is written

how it allows for more feedback from users by greatly increasing the number of feedback cycles within a project

how it provides an easy cost estimate of the project early in the requirements phase

the higher costs required to establish the technological architecture$/$engineering$,$ data systems $($CI$/$CD pipeline$),$ and other dependencies it nee

the additional hiring requirements that having fully specialized phase teams incurs

the extra communication overhead needed as groups handoff information between each other and during phase shifts