microSD Speed Test

The actual test :

Test environment: macbook pro retina 15 "(Mid 2014), OSX EI Capitan

 BaseQi  (iSDA Serial)

 General Adapter

Sandisk   200GB

SDSDQUAN-200G-G4A

Sandisk 128GB

SDSDQUAN-128GB-G4A

Sandisk Extreme 

UHS-I U3

Kingston U3

SDCA3

Samsung EVO 256GB
Sandisk Ultra 400GB