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

Optimization · Practiced Mastery
An atmospheric open-zone survival shooter set in the Chernobyl exclusion zone.

Optimization · Practiced Mastery
Survival action game where a Pomeranian or deer claws through a post-human Tokyo food chain.
S.T.A.L.K.E.R.: Shadow of Chernobyl leans Optimization (Practiced Mastery); Tokyo Jungle leans Optimization (Practiced Mastery).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
S.T.A.L.K.E.R.: Shadow of Chernobyl
Ballistic gunplay punishes sloppy aim
Tokyo Jungle
Stalking, pouncing, and fleeing need decent action skill
S.T.A.L.K.E.R.: Shadow of Chernobyl leans a little harder on reads, though the gap is small.
S.T.A.L.K.E.R.: Shadow of Chernobyl
A-Life feels alive but doesn't model you
Tokyo Jungle
Animal AI is scripted predator-prey behavior
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
S.T.A.L.K.E.R.: Shadow of Chernobyl
Anomalies, mutant spawns, and artifact RNG hide information
Tokyo Jungle
Random toxic zones and spawns reshape each survival run
Same score on optimization - which means the number cannot separate them. The difference is in what each one asks of you.
S.T.A.L.K.E.R.: Shadow of Chernobyl
Artifact economy, routes, and stash knowledge converge
Tokyo Jungle
Territory routes, calorie management, and generations reward planning
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.