head to head
Neither is harder. They score identically on all four axes, so the difference between them is in kind, not degree.

Execution · Pure Mechanics
Twitch tank duels while protecting a base from scripted enemy waves.

Execution · Pure Mechanics
Twitch reactions and memorised lines through fast scripted obstacle courses.
Battle City leans Execution (Pure Mechanics); Tron Run/r 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.
Battle City
Tank aim and dodge timing under pressure decides every stage
Tron Run/r
High-speed running, jumping and disc throws under relentless pacing
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
Battle City
Enemy tanks follow simple scripted routines, nothing adaptive
Tron Run/r
Obstacle streams are scripted, not an adapting mind
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
Battle City
Spawn order and power-ups add mild randomness per stage
Tron Run/r
Stream mode shuffles segments but each piece is learnable
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
Battle City
Base-defense positioning and brick management have known best answers
Tron Run/r
Score chains reward memorising layouts and optimal 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.