What is Black Flash's top speed?
Jessica Wood
Updated on January 04, 2026
Dividing the speed of light by 80 reveals Barry Allen's top speed as The Flash to be roughly 8.3 million mph (13.5 million km/h ) or Mach 10,925. It's possible this is a measure of how fast Barry is without fully tapping the Speed Force, which he presumably did to protect Big Sir and himself in the aforementioned case.
How fast is Black Flash in mph?
Unfortunately for fans, it's not quite the speed of light. According to The Flash, Allen's top speed is Mach 3.3, or 2,532 miles per hour.Is Black Flash the fastest Flash?
While Black Flash was able to overpower Barry Allen and the Scarlet Speedster couldn't escape his chase, there is one thing that keeps him ranked number one on the list of the fastest speedsters on The Flash. Barry Allen is known as the Fastest Man Alive, and that isn't just a cute nickname.Is the Black Flash faster than Wally?
Wally wasn't faster than Black Flash. He simply ran until Black Flash's purpose was no longer relevant. In a world without time, there is no need for death.Is Black Flash faster than Superman?
Power and AbilitiesSuper Speed - The Black Flash can move and perceive on the same level of superhuman speed as Clark Kent and Bart Allen. This makes it faster than a mature super-powered Kryptonian and certainly faster than a speeding bullet.