The Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 vs Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.
Size is the most obvious dividing line here. The Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 measures 43,2 feet overall (1989), giving it roughly 4,6 additional feet of deck space compared to the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 at 38,6 feet (1987). Weight tells a clearer story for trailering families: the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 tips the scales at 20 503 lbs — 1 532 lbs less than the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 at 18 971 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.
Both boats share a closely matched power ceiling — 42 hp for the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 and 54 hp for the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup.
For family outings this is probably the sharpest distinction between the two. The Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 is rated for 13 passengers, while the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 caps at 11. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 could be the deciding factor.
Both boats sit in a similar displacement bracket — 18 971 lbs for the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 and 20 503 lbs for the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989. Comparable displacement means broadly similar seakeeping behaviour and load capacity, though hull form and ballast ratio will still produce noticeably different sailing characteristics.
Draft is a practical consideration that many buyers underestimate until they're already at the marina. The Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 draws 5,4 ft, compared to 4,1 ft for the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989. That 1,3-foot difference affects which anchorages you can access, which haul-out facilities will take you, and how carefully you need to read the tide tables in shallower cruising grounds.
The Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 uses Sloop rigging. For auxiliary power the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 carries a 54-hp engine against 42 hp on the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987. Motoring range and ability to punch through a foul current or enter a tight marina under power will favour the more powerful installation.
Hull speed is rated at 8,0 knots for the Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 and 7,7 knots for the Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987.
Bottom line: The Catalina Yachts Catalina 42 - Wing Keel Wing Keel 1989 at 43,2 ft offers more living space, greater range, and a more substantial offshore capability. The Catalina Yachts Catalina 380 - Wing Keel Wing Keel 1987 at 38,6 ft is the easier, lower-cost option — simpler to crew and a strong choice for coastal and day sailing.