Well, that didn't take very long at all!
The best selling Zelda game on a single platform is Ocarina of Time on the Nintendo 64 (7.60 million)
The best selling Zelda game period, not counting remakes, is Twilight Princess (8.75 million).
Let's see where Breath of the Wild will be by January when they release their updated sales figures through the Switch's first holiday season!
Hardware Comparison Threads:
Current Thread
Is Hardware Getting TOO Powerful?
Older Threads:
PlayStation/Xbox/Switch: 2022 Edition
PlayStation/Xbox/Switch Hardware Battle: 2021 Edition!
PlayStation 4/Xbox One/Nintendo Switch: 2019 vs. 2020
PlayStation 4/Xbox One/Nintendo Switch: 2018 vs. 2019
PlayStation 4/Xbox One/Nintendo Switch: 2017 vs. 2018
PlayStation 4: 2015 vs. 2016 vs. 2017