The Idylle 1050 Beneteau is well-powered with enough sail area to move in light air, with acceptable motion comfort for coastal passages.
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 28.3′, the Idylle 1050 Beneteau tops out around 7.1 knots in displacement mode — after that, the bow wave outruns the hull and resistance climbs steeply.
1.34 × √28.3′ LWL = 7.1 kts
Performance Ratios
Racing handicap, sail-carrying power, stability and comfort — and what each one actually tells you about a day on the water.
SA / Displacement
21.4
Powerful cruiser/racer — quick in light air, reef early when it pipes up.
Ballast / Displacement
32.6%
Typical cruising ballast — balanced stability and motion underway.
Displacement / Length
200
Moderate — a good balance of speed and load-carrying ability.
Comfort Ratio
21.4
Acceptable coastal comfort — fine for weekends, notice the chop offshore.
Capsize Screening
2.03
Above the 2.0 offshore threshold — best suited for coastal and protected waters.
SA/Disp (Calculated)
15.6
Computed from measured I/J/P/E rather than reported sail area.
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
21.4
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
2.03
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 Idylle 1050 Beneteau sits on the PHRF handicap spectrum — lower numbers mean faster boats.
Cruiser/Racer 90–150
Cruiser 150–210
Heavy Cruiser 210–300
Moody 346
156s/nm
Hunter 34
159s/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 |
4.0 |
4.5 |
4.7 |
| Close Reach60° |
3.9 |
4.9 |
5.5 |
5.7 |
| Beam Reach90° |
4.7 |
6.0 |
6.7 |
7.0 |
| Broad Reach120–135° |
4.4 |
5.5 |
6.2 |
6.5 |
| Run150–180° |
3.5 |
4.4 |
4.9 |
5.2 |
These are simplified estimates based on hull speed (7.1 kts),
SA/D (21.4), 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 Idylle 1050 Beneteau — based on sail area, ballast, and displacement characteristics.
Ghost
Sweet Spot
Reef
Heavy
0–6 kts
6–18 kts
18–26 kts
26+ kts
Ghosting
0–6 kts
Light air, motor-sailing likely. Need patience and a light genoa.
Sweet Spot
6–18 kts
Comfortable under full sail. Best speed-to-comfort ratio.
Time to Reef
18–26 kts
Time to shorten sail. Reef the main, swap to a working jib.
Heavy Weather
26+ 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 Idylle 1050 Beneteau.
|
Idylle 1050 Beneteau |
First Class 10 Beneteau |
Hunter 34 |
Jeanneau 342 |
Moody 346 |
Sun Rise 34 Jeanneau |
| Dimensions |
| LOA |
34.5 |
34.3 |
34.4 |
34.5 |
34.5 |
34.6 |
| LWL |
28.3 |
30.1 |
28.3 |
29.5 |
27.9 |
29.5 |
| Beam |
11.0 |
9.7 |
11.6 |
11.8 |
11.6 |
11.5 |
| Displacement |
10 |
6 |
11 |
12 |
11 |
10 |
| Ballast |
3 |
2 |
5 |
4 |
4 |
3 |
| Sail Area |
624 |
663 |
567 |
570 |
— |
516 |
| Performance |
| PHRF |
— |
— |
159 |
— |
156 |
— |
| SA/Disp |
21.4 |
34.1 |
17.5 |
16.8 |
— |
17.4 |
| Bal/Disp |
32.6 |
35.5 |
42.3 |
35.1 |
40.2 |
33.4 |
| Comfort |
21.4 |
12.4 |
23.1 |
23.2 |
— |
20.1 |
| Capsize |
2.03 |
2.22 |
2.04 |
2.04 |
— |
2.10 |
| Hull Speed |
7.1 |
7.6 |
7.1 |
7.3 |
— |
7.3 |