While discussing with a fellow mate in comments which series ( as a whole is better) ,
I'd like to show my categorized distribution

.) Introduction : One piece
.)Dept : One piece
.) plot : Gintama
.) Storylore and structure : One piece
.) Peak and highest peak : Gintama
.) Impact : One piece
.) Monologues: Gintama
.) Thematic Message : Gintama
.) Comedy & Tone shifting : Gintama
.) Action & Fight : One piece
.) Character development : Gintama ( more emotional and depth) One piece ( more vast with backstory and larger setting)
.) Conclusion & Execution: Gintama
.) Emotional, ontological and Metaphysical impact : One piece
.) Concepts : one piece
.) Main dynamics : Gintama
.) Motives : one piece
.) Ideology : Gintama
.) Philosophy : Gintama
.) Psychology : One piece
. ) Goals : One piece
.) Parallels: Gintama
. ) Backstory: One piece
. ) Theme : one piece
.) Symbolism : one piece
.) Complexity : Gintama
. ) Politics ( Social, Economical and historical) : One piece

One piece >>>>> Gintama