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 · Competitive PvP
A platform fighter built on tight inputs and dodge-read mind games.

Execution · Competitive PvP
The definitive classic Street Fighter II revision and a founding tournament fighter.
Brawlhalla leans Execution (Competitive PvP); Super Street Fighter II Turbo leans Execution (Competitive PvP).
Super Street Fighter II Turbo leans a little harder on execution, though the gap is small.
Brawlhalla
Frame-tight inputs and recoveries decide stocks.
Super Street Fighter II Turbo
One-frame links, charge timing, and strict motions
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Brawlhalla
Adaptive opponents bait dodges and reads constantly.
Super Street Fighter II Turbo
Footsies and throw mixups against an adapting human
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Brawlhalla
Weapon spawns add minor randomness.
Super Street Fighter II Turbo
Minor damage variation; everything else visible
Super Street Fighter II Turbo leans a little harder on optimization, though the gap is small.
Brawlhalla
Matchup knowledge and stage control are learnable.
Super Street Fighter II Turbo
Matchup knowledge and super meter spend are studied lines
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.