Originally Posted by
FrenchGemini
That's only true for the conversation. The speed mirage happened once RF started beating up Wells, and sending Wells flying at one point, while RF was still visible... I won't try to think too hard about it. Also, Wells had to punch himself hard without anyone noticing, and convincingly enough to not let Caitlin suspect anything, and until proved otherwise, I find it complicated for Wells to throw a punch as RF, change clothes, and get back to receive the punch.
As for Quicksilver, first estimation is an average mach 40 speed, topping at close to mach 100 when he goes "oh sh!t, the bullets are almost there". Family calls, so I won't post the details until later today.