No room takes more spills, splashes, and general daily use than a kitchen, and a tiled surface remains the most sensible way to protect it. At extra large format, that protection comes with barely a grout line in sight, giving a kitchen floor a broad, calm sweep that looks considered rather than purely functional.
Wood, stone, cement, and plain porcelain effects all appear at this scale, and porcelain in particular copes brilliantly with the kind of daily wear a working kitchen delivers. Because there are so few joints to clean at this size, upkeep stays simple even in a busy household. If you want a touch of pattern rather than one continuous surface, a smaller decorative tile on a splashback or around a run of units brings personality to the space without asking the whole floor to do the work.