The Frers 41 is well-powered with enough sail area to move in light air, with acceptable motion comfort for coastal passages, and competitive on the racecourse.
Hull Speed
The theoretical displacement-mode speed limit — determined by waterline length, not engine or sail power.
A displacement hull pushes a bow wave whose speed is limited by the waterline length.
With a waterline of 31.6′, the Frers 41 tops out around 7.5 knots in displacement mode — after that, the bow wave outruns the hull and resistance climbs steeply.
1.34 × √31.6′ LWL = 7.5 kts
Performance Ratios
Racing handicap, sail-carrying power, stability and comfort — and what each one actually tells you about a day on the water.
PHRF Rating
72s/nm
Performance racer — quick around the cans and offshore.
SA / Displacement
19.6
Powerful cruiser/racer — quick in light air, reef early when it pipes up.
Ballast / Displacement
41.4%
Stiff enough to carry a big genoa comfortably into moderate breeze.
Displacement / Length
226
Moderate — a good balance of speed and load-carrying ability.
Comfort Ratio
23.4
Acceptable coastal comfort — fine for weekends, notice the chop offshore.
Capsize Screening
2.08
Above the 2.0 offshore threshold — best suited for coastal and protected waters.
Pounds/Inch Immersion
1lbs
Weight needed to sink the hull one inch — loading sensitivity.
Motion & Offshore Suitability
Two ratios that matter most when you're planning passages — how the boat feels in a seaway, and whether the hull geometry is suitable for open ocean.
Comfort Ratio
23.4
Acceptable coastal comfort — fine for weekends, notice the chop offshore.
Under 20 — Snappy, racing motion
20–30 — Acceptable coastal
30–40 — Good offshore comfort
Over 40 — Very comfortable offshore
Capsize Screening Formula
2.08
Above the 2.0 offshore threshold — best suited for coastal and protected waters.
Under 2.0 — Acceptable for offshore
Over 2.0 — Coastal / protected waters
PHRF Fleet Position
Where the Frers 41 sits on the PHRF handicap spectrum — lower numbers mean faster boats.
Racer 0–90
Cruiser/Racer 90–150
Cruiser 150–210
Olson 40
51s/nm
Frers 41
72s/nm
Performance racer — quick around the cans and offshore.
Oyster 406
117s/nm
Estimated Speed by Wind
Rough boat speed estimates at different true wind speeds and points of sail — derived from hull speed, SA/D, and displacement, not measured polars.
| Point of Sail |
6 kts TWS |
10 kts TWS |
15 kts TWS |
20 kts TWS |
| Close-hauled40–50° |
3.2 |
4.1 |
4.6 |
4.7 |
| Close Reach60° |
3.9 |
4.9 |
5.5 |
5.7 |
| Beam Reach90° |
4.8 |
6.0 |
6.8 |
7.0 |
| Broad Reach120–135° |
4.4 |
5.6 |
6.2 |
6.5 |
| Run150–180° |
3.5 |
4.5 |
5.0 |
5.2 |
These are simplified estimates based on hull speed (7.5 kts),
SA/D (19.6), and empirical efficiency curves — not instrument-measured
polars. Real-world speed varies with sea state, bottom condition, sail trim, and current.
Speeds in gold approach hull speed;
bold gold means near or at hull speed.
Wind Range & Comfort Envelope
Estimated wind ranges for comfortable sailing on the Frers 41 — based on sail area, ballast, and displacement characteristics.
Ghost
Sweet Spot
Reef
Heavy
0–6 kts
6–20 kts
20–30 kts
30+ kts
Ghosting
0–6 kts
Light air, motor-sailing likely. Need patience and a light genoa.
Sweet Spot
6–20 kts
Comfortable under full sail. Best speed-to-comfort ratio.
Time to Reef
20–30 kts
Time to shorten sail. Reef the main, swap to a working jib.
Heavy Weather
30+ kts
Storm conditions. Storm jib or bare poles. Seek shelter if coastal.
How It Compares
Side-by-side with the boats most often cross-shopped against the Frers 41.
|
Frers 41 |
Farr 40 One Design |
First 405 Beneteau |
Olson 40 |
Oyster 406 |
Tartan 412 |
| Dimensions |
| LOA |
40.5 |
40.7 |
40.7 |
40.3 |
40.5 |
40.6 |
| LWL |
31.6 |
35.3 |
35.5 |
36.0 |
34.8 |
31.4 |
| Beam |
13.1 |
13.2 |
12.8 |
11.3 |
12.8 |
12.7 |
| Displacement |
15 |
10 |
18 |
10 |
20 |
18 |
| Ballast |
6 |
4 |
7 |
5 |
— |
8 |
| Sail Area |
775 |
1 |
— |
720 |
— |
756 |
| Performance |
| PHRF |
72 |
— |
— |
51 |
117 |
— |
| SA/Disp |
19.6 |
36.2 |
— |
24.3 |
— |
17.4 |
| Bal/Disp |
41.4 |
— |
41.6 |
53.1 |
— |
— |
| Comfort |
23.4 |
14.7 |
— |
16.9 |
— |
28.4 |
| Capsize |
2.08 |
2.39 |
— |
2.08 |
— |
1.92 |
| Hull Speed |
7.5 |
8.0 |
— |
8.0 |
— |
7.5 |