Snow is rebuffed in his heroic attempt to buy Hope a soft drink from this vending machine in Final Fantasy XIII. [Source]
The same soda machine also appears in Final Fantasy XIII-2, as seen in the screenshot below…
Final Fantasy XV Pocket Edition brings an adorably cute version of the game to mobile phones — including the vending machines! You can compare these to the original in the archive.
Cloud purchases a drink from the Wall Market inn’s vending machine in Final Fantasy VII!
A vending machine from Final Fantasy XV that sells energy drinks (among other things)! [Source]
A pair of soda machines from Lightning Returns: Final Fantasy XIII. Thanks, Jonah!
I knew there must be a soda machine hiding somewhere in Final Fantasy XV, and here it is. Thanks for the screenshot, @radvon!
There’s a row of vending machines, soda and otherwise, at Shinra headquarters in the PlayStation Network release of Final Fantasy 7. Thanks, @!
Shinra Gym Health Drink from Final Fantasy VII: soda, health tonic, or mystery beverage? Thanks, @mairin!