Unova:
>Only uses Unova mons until post-game, making the region feel fresh
>Introduced 156 new mons, the most out of any gen
>Has 29 routes, 21 towns, 42 landmarks
>Story that puts into question the relationship trainers and pokemon share
>Competent and memorable rivals that go beyond just being your rival, with their own fleshed-out stories and goals
>AI trainers use held items
>Didn’t introduce any gameplay gimmicks, just expanded on and refined what already existed
>Introduced Seasons into the Day/Night and Weather cycles
>Created Rotation Battles, and the ability to encounter multiple wild Pokémon at once
>Quality of life features like the merging of Pokecenter/mart, and reusable TMs, auto repel option, etc.
>Only games with a built-in hard mode for those who want a challenge
>Remains the only Pokémon game to this day so good it got a direct sequel
Kalos:
>Given one of the three KANTOOOO starters less than an hour into the game
>The only mons who received Megas are mons from previous generations
>Introduced 72 new mons, the least out of any gen
>Has 22 “routes”, 16 towns, and 15 landmarks
>” I want to destroy the world to make it beautiful”
>” Rivals”, that nobody can name, who are just walking mouthpieces there to hold your hand
>AI trainers don’t use held items
>Introduction of Digivolution which destroyed the meta until GF finally got rid of Megas altogether; not to mention it trivializing whatever “challenge” this already piss easy game may have had
>Pointless gimmicks like riding conveniently placed mons in small pre-selected areas
>Created Sky Battles (lol)
>” Quality of life” features like entire party EXP share
>Easiest games in the entire franchise
>Remains the only Pokémon game to this day so bad it didn’t even get a third version