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

Execution · Pure Mechanics
Comic-panel beat 'em up notorious for punishing health drain and tough fights.

Execution · Pure Mechanics
An arcade shmup testing dodge precision and memorised wave routing.
Comix Zone leans Execution (Pure Mechanics); TwinBee leans Execution (Pure Mechanics).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
Comix Zone
Brutal one-life brawling demands clean play
TwinBee
Dodging bullet patterns while juggling bells demands constant precision
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Comix Zone
Enemies follow fixed attack scripts
TwinBee
Enemy waves are fully scripted arcade patterns
TwinBee leans a little harder on variance, though the gap is small.
Comix Zone
Everything is placed and scripted
TwinBee
Bell power-up juggling adds small randomness, quickly mapped
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Comix Zone
Panel routes and item use are memorizable
TwinBee
Memorising wave layouts and bell routes drives high scores
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.