head to head
Puyo Puyo Tetris 2 asks more than Arma 2, and the gap is execution.

Execution · Competitive PvP
A sprawling military simulator where realistic ballistics and planning beat reflexes.

Execution · Practiced Mastery
A competitive puzzle mashup combining Puyo Puyo chains with Tetris stacking.
Arma 2 leans Execution (Competitive PvP); Puyo Puyo Tetris 2 leans Execution (Practiced Mastery).
Puyo Puyo Tetris 2 leans clearly harder on execution.
Arma 2
Ballistics, stance, and positioning over twitch aim
Puyo Puyo Tetris 2
fast precise piece placement under pressure
Arma 2 leans a little harder on reads, though the gap is small.
Arma 2
Human squads in PvP scenarios adapt
Puyo Puyo Tetris 2
human opponents bait garbage and timing
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Arma 2
Vast terrain hides enemy positions
Puyo Puyo Tetris 2
piece/bean randomization each match
Puyo Puyo Tetris 2 leans a little harder on optimization, though the gap is small.
Arma 2
Doctrine, loadouts, and mission planning
Puyo Puyo Tetris 2
chain-building and stacking theory mastery
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.