It depends on the individuals experience and skill level in tile installation. However, generally speaking, mosaic tiles are easier to install than larger tiles due to their smaller size. Mesta Emperador Dark Marble mosaic tiles can be installed using a standard tile adhesive, and the process typically involves spreading the adhesive on the designated area, placing the mosaic sheets onto the adhesive, and grouting the gaps between the tiles. It is recommended to consult the manufacturers installation instructions and possibly seek professional assistance if needed.