It would help if you:
1. Supply some images
2. Advise what lens or lenses you were using and if these are different from the ones you were using with the other camera
3. What settings were you shooting with? Shutter speed, aperture, ISO - these are called EXIF data.
cheers, TREVOR
The mark of good photographer is less what they hold in their hand, it's more what they hold in their head;
"All the variety, all the charm, all the beauty of life is made up of light and shadow", Leo Tolstoy;
"Skill in photography is acquired by practice and not by purchase" Percy W. Harris
