Manufactured home
Built in a factory under a national standard (in Canada, e.g. CSA Z240/Z241/A277) on a permanent steel chassis or frame; transported to site.
ADUs, laneway homes, standalone homes
Modular home
Built in modules (sections) in a factory, then transported and assembled on a foundation on-site
Full-sized houses, multi-unit dwellings
Prefab / Prefabricated
Broad umbrella term: portions (walls, roof, modules) are prefabricated off-site
Panelized systems, volumetric modules, hybrid builds
Tiny home
Homes with a small footprint, often 100–400 sq ft (though definitions vary); can be built on wheels or fixed foundations
Guest homes, studios, minimalist dwellings