An Youtube user tested the new firmware V 2.0.2 for Canon EOS M. From the videos, we can see the AF test is faster than old version firmware.
Buy Canon EOS M at Amazon, B&H, Adorama
You can see the videos below:
Comparison using the EF-M 18-55mm at 18mm:
Comparison using the EF-M 18-55mm at 55mm:
Comparison using the EF-M 22mm:
via: CW