Dynamic Range comparison of RAW v/s video mode on the Canon 550D

Does a DSLR output the same dynamic range in stills mode (RAW) and video? I decided to test for myself to see if that was the case. Test conditions and steps (RAW): Camera: 550D. Lens: EFS 18-55 3.5-5.6 II at 35mm (56mm on the APS-C) Aperture: f/8; Shutter: 1/30 sec (for both still and video); […]