The Cheesecake Factory orange chicken is considered more iconic due to Amberlynn's repetitive choice and obsession with it, as well as the memorable event of driving 4 hours to get it. In contrast, the 15 dollar diet coke is remembered for its convenience and the extreme price, but does not have the same level of repeated significance.

The 15 dollar diet coke is explicitly noted for being really expensive, whereas the Cheesecake Factory orange chicken is noted as probably being kind of expensive. Therefore, the 15 dollar diet coke is more expensive.

The 15 dollar diet coke is considered more convenient as it was ordered via Uber Eats, while the Cheesecake Factory orange chicken required a 4-hour drive to obtain.

The pros of a 15 dollar diet coke include its convenience. On the downside, it is really expensive.

Amberlynn ordered a 15 dollar diet coke on Uber Eats because she wanted the ice from McDonald's.

Cheesecake Factory orange chicken is a popular dish served at the Cheesecake Factory, known for its flavorful and tangy orange sauce combined with crispy chicken pieces. It has gained a following due to its delicious taste and unique flavor profile, making it a favorite among many customers.

Pros of Cheesecake Factory orange chicken include its delicious taste, which many people find highly satisfying. However, there are some cons to consider, such as it being potentially expensive and requiring a significant travel effort if you are not near a Cheesecake Factory location, as it may require a 4-hour drive for some.

Cheesecake Factory orange chicken became iconic due to a specific instance where a person named Amber had Becky drive 4 hours to take her to the Cheesecake Factory specifically for this dish. Amber's repetitive choice and obsession with the orange chicken contributed to its iconic status.