The two finest tactical minds in comics — Batman's superior intellect and gadgets barely edge out Cap's super-soldier physicality.
This matchup has actually been addressed in DC/Marvel crossovers, with results that satisfied both fanbases — because it's genuinely that close.
Physically, Captain America has the advantage. The super-soldier serum gives him strength, speed, and stamina that exceed Batman's peak-human abilities. Cap can bench-press 1,200 pounds; Batman tops out around 1,000. Cap's reflexes are enhanced to dodge bullets; Batman's reflexes are at the human ceiling.
But Batman's advantages are more subtle and potentially more decisive. His gadget variety far exceeds Cap's standard loadout (just the shield and suit). Batman fights dirty — smoke bombs, flashbangs, EMP pulses, fear toxin — while Cap tends to fight with honor. And Bruce's tactical mind might be the finest in any comic universe.
Cap's shield is a fantastic defensive and offensive tool, but it's just one weapon. Batman's utility belt is an entire arsenal. The question is whether Cap's superior physicality can overcome Batman's superior versatility before Bruce's tricks run out.
Batman has more tools, more tricks, and arguably the greater tactical mind. His gadgets give him answers for almost any situation, and his willingness to fight with deception and misdirection gives him a psychological edge. Batman has defeated opponents far stronger than himself; Cap typically fights within his weight class.
Captain America is physically superior in every measurable category — stronger, faster, more durable, better stamina. His shield negates many of Batman's ranged options, and his own tactical mind is among the best in Marvel. Cap has led the Avengers against cosmic threats and outmaneuvered Thanos himself. His resolve is literally unbreakable.
Batman takes a very narrow majority through superior technology and tactical flexibility. But this is arguably the closest matchup in all of comics — two fighters who represent the absolute peak of 'human + gear' combat effectiveness. Any given fight could genuinely go either way.
Batman also fights
Captain America also fights