Monohulls are better weight-bearing platforms.
Advantage catamaran or monohull. While their increased heeling can be a performance disadvantage it can also be an advantage as it is a lot of fun. It all comes down to personal preference and intended purposes but when its all said and done a catamaran has more advantages than a monohull. Cruising catamarans will typically be 25-30 faster than a cruising monohull of the same length.
Overload a powercat and most of its advantages disappear as the twin hulls. Catamaran sailboats are propelled by the wind and can travel a lot faster than traditional sailing boats. Catamarans differ from monohulls in some very significant ways.
Marinas and port fees are 50 higher than for same size monohull. Catamarans have shallow drafts. Whatever your cruising goals are catamarans will usually move you about more quickly than a monohull.
This may sometimes feel as though the boat is getting beaten to pieces. The Gunboat 66 Phaedo 1 piles on the speed. Catamarans usually have a lot more systems engines plumbing electrics etc than monohulls.
Most catamarans in the 40-ft to 50-ft range draw between 3-ft to 45-ft so they can anchor in places that a monohulls can not even consider. Catamarans are more stable faster and spacious. However there is one advantage most monohulls have compared to catamarans and that is when underway is that they do not pound or slap.
In the shallow waters of the Bahamas for example the catamarans have a big advantage. Rental fee is 50-100 higher than for same size monohull. Catamarans have significantly shallower drafts than monohulls allowing for safer anchorages closer to shore.