head to head
Worms 2 asks more than The Isle, and the gap is execution.

Reads · Competitive PvP
Open-world survival sandbox where every dinosaur stalking you is another player.

Execution · Competitive PvP
Turn-based artillery comedy where teams of worms annihilate each other.
The Isle leans Reads (Competitive PvP); Worms 2 leans Execution (Competitive PvP).
Worms 2 leans clearly harder on execution.
The Isle
Stamina management and pounce timing in chases
Worms 2
Ninja rope mastery and pixel-perfect grenade arcs win games.
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
The Isle
Human-controlled dinosaurs ambush and bait
Worms 2
Human opponents bait positions and hide intentions.
The Isle leans a little harder on variance, though the gap is small.
The Isle
Open server world hides who is nearby
Worms 2
Wind, crate drops and terrain randomness swing turns.
Worms 2 leans a little harder on optimization, though the gap is small.
The Isle
Growth stages, diets, and territory knowledge
Worms 2
Weapon economy and positioning theory are studyable.
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.