head to head
Agar.io asks more than Baseball, and the gap is reads.

Reads · Competitive PvP
A browser arena where your cell eats smaller players and flees bigger ones.
Execution · Competitive PvP
A primitive timing-and-guessing duel over pitches and swings.
Agar.io leans Reads (Competitive PvP); Baseball leans Execution (Competitive PvP).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Agar.io
Mouse steering and split timing
Baseball
Swing timing and pitch placement need modest precision
Agar.io leans clearly harder on reads.
Agar.io
Baiting and predicting human blobs decides fights
Baseball
Versus a human, pitch-guessing is a genuine prediction duel
Agar.io leans a little harder on variance, though the gap is small.
Agar.io
Spawn locations and lobby makeup random
Baseball
Fielder AI quirks add some outcome noise
Agar.io leans a little harder on optimization, though the gap is small.
Agar.io
Split-merge math is shallow but real
Baseball
Few systems beyond basic pitch selection exist
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.