The Hallberg - Rassy 48 2004 vs Hallberg - Rassy 49 Ketch 1982 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.
On paper these two are close siblings in the size department — Hallberg - Rassy 48 2004 at 49,2 ft versus Hallberg - Rassy 49 Ketch 1982 at 49,1 ft. Weight tells a clearer story for trailering families: the Hallberg - Rassy 48 2004 tips the scales at 40 700 lbs — 1 017 lbs more than the Hallberg - Rassy 49 Ketch 1982 at 39 683 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.
The power gap is worth calling out. Rated to 143 hp, the Hallberg - Rassy 49 Ketch 1982 has a 33-hp advantage over the Hallberg - Rassy 48 2004's 110-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Hallberg - Rassy 48 2004 carries 212 gallons versus 202 gallons in the Hallberg - Rassy 49 Ketch 1982. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
For family outings this is probably the sharpest distinction between the two. The Hallberg - Rassy 48 2004 is rated for 15 passengers, while the Hallberg - Rassy 49 Ketch 1982 caps at 14. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Hallberg - Rassy 48 2004 could be the deciding factor.
Both boats sit in a similar displacement bracket — 40 700 lbs for the Hallberg - Rassy 48 2004 and 39 683 lbs for the Hallberg - Rassy 49 Ketch 1982. Comparable displacement means broadly similar seakeeping behaviour and load capacity, though hull form and ballast ratio will still produce noticeably different sailing characteristics.
Both boats draw a similar depth — 7,8 ft and 7,2 ft respectively. Marina access and anchorage options should be broadly equivalent between the two.
The Hallberg - Rassy 48 2004 uses Sloop rigging. For auxiliary power the Hallberg - Rassy 49 Ketch 1982 carries a 143-hp engine against 110 hp on the Hallberg - Rassy 48 2004. Motoring range and ability to punch through a foul current or enter a tight marina under power will favour the more powerful installation.
For extended cruising, water capacity matters: the Hallberg - Rassy 48 2004 carries 241 gallons versus 37 gallons on the Hallberg - Rassy 49 Ketch 1982 — a significant advantage on longer passages where watermaker or provisioning stops aren't guaranteed.
Bottom line: The Hallberg - Rassy 48 2004 and Hallberg - Rassy 49 Ketch 1982 are closely matched on paper. A sea trial on both in representative conditions is the only reliable way to find which one suits your sailing style, home port, and intended cruising ground.