head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is execution, and it is a single point.

Execution · Grand Arena
A fast anime fighter where execution and yomi compound under pressure.

Execution · Grand Arena
A tag-team 3D fighter layering team optimization onto Tekken's execution and reads core.
Guilty Gear Strive leans Execution (Grand Arena); Tekken Tag Tournament leans Execution (Grand Arena).
Guilty Gear Strive leans a little harder on execution, though the gap is small.
Guilty Gear Strive
Tight links, RCs, and burst timing are demanding.
Tekken Tag Tournament
Tag combos and netsu juggles demand precise inputs
Guilty Gear Strive leans a little harder on reads, though the gap is small.
Guilty Gear Strive
Adaptive opponents bait Roman Cancels and throws.
Tekken Tag Tournament
Tag timing adds another layer of human mind-games
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Guilty Gear Strive
Essentially deterministic match flow.
Tekken Tag Tournament
Open information; nothing hidden between rounds
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Guilty Gear Strive
Matchup data, combo routes, and tension management.
Tekken Tag Tournament
Team synergy and tag combo routing are optimizable systems
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.