Not a very scientific test as the camera adjusted for the light level. The color of the Alpenglow certainly looks nice. I might be inclined to use the Hella where I need sharp light e.g. over workbenches / Engine room etc. Dr. Led didn't make the grade.
Alpenglow 9W - $97 from Alpenglowlights.com
Power consumption .82 Amps.
Dr. Led Mars Dome light - $84.99 at WM
Power consumption .25 Amp.
Hella EuroLED - $129 at WM
Power consumption less than .33 Amp.