Who wins?
The Nether Update (1.16) vs Caves & Cliffs
Caves & Cliffs wins 57% to 43%. 45 more put them in the same row. From Minecraft Updates Tier List. Pick a side.
silent_taco_4872 on The Nether Update (1.16): the Nether went from barren to an actual dimension
sleepy_raccoon on Caves & Cliffs: new terrain generation made exploring fun again
Minecraft Updates Tier List: the full ranking