In the next, more successful revolution in Ecuador, starting in Guayaquil, two other flags were used before joining Gran Colombia and getting a yellow-blue-red triband similar two what is in use today:
Version of these flag would also appear 1845-1860:
It was probably for the better that they did not go for this flag. It is hard to think anything else than "Russia with a crocodile". And at least I relate that to the dangerous semi-synthetic opioid desomorphine, common in Russia, and referred to as "krokodil".
Here's another proposal used different colors, which I think would have worked better:
This was an initial proposal, with the same colors in a slightly boring horizontal triband:
Another proposal rearranged it a bit, but was discarded as too similar to the flag of Tanganyika, which seems quite reasonable, since they did not know that problem would be short-lived:
In the end they went for the saltire, which seems like a great choice, creating a more unique and interesting design.
The change happened after a coup, headed by the legendary Marxist and pan-Africanist Thomas Sankara. These ideologies are also reflected in the flag, with a Marxist-inspired design and the pan-African color palette. This makes the flag not a nice example of a simple yet beautiful design, but also a good example of how vexillology can be used to express an ideological stance.
The flag of Upper Volta had a quite different feeling, rather leading the thoughts to, well, the German Empire, which incidentally had an identical flag: