has published a test of the Arri Alexa vs the Red Epic versus the Canon 1DC vs the Sony F65:
These tests show untouched log footage from Alexa, Epic, F65 and 1Dc exposed at 800 & 3200 ISO
We aslo have the F55 at 1250 ISO the only setting possible at the time
Where possile the CT was set to 2900
Get images at other ISOs and to download the original DPX files, click here.