The Leopard 45 is well-powered with enough sail area to move in light air, with a quick, snappy motion best suited to day sailing.
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 42.9′, the Leopard 45 tops out around 8.8 knots in displacement mode — after that, the bow wave outruns the hull and resistance climbs steeply.
1.34 × √42.9′ LWL = 8.8 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
18.6
Powerful cruiser/racer — quick in light air, reef early when it pipes up.
Comfort Ratio
16.6
Quick, snappy motion — better for day sails and racing than long passages.
Capsize Screening
3.03
Above the 2.0 offshore threshold — best suited for coastal and protected waters.
Pounds/Inch Immersion
22lbs
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
16.6
Quick, snappy motion — better for day sails and racing than long passages.
Under 20 — Snappy, racing motion
20–30 — Acceptable coastal
30–40 — Good offshore comfort
Over 40 — Very comfortable offshore
Capsize Screening Formula
3.03
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 Leopard 45 sits on the PHRF handicap spectrum — lower numbers mean faster boats.
Racer 0–90
Cruiser/Racer 90–150
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° |
3.6 |
4.6 |
5.2 |
5.4 |
| Close Reach60° |
4.4 |
5.6 |
6.2 |
6.5 |
| Beam Reach90° |
5.4 |
6.8 |
7.6 |
8.0 |
| Broad Reach120–135° |
5.0 |
6.3 |
7.1 |
7.4 |
| Run150–180° |
4.0 |
5.1 |
5.7 |
5.9 |
These are simplified estimates based on hull speed (8.8 kts),
SA/D (18.6), 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 Leopard 45 — 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 Leopard 45.
|
Leopard 45 |
Bavaria 45 |
Hunter 45 Legend |
Moody 45 Ds |
Outremer 45 |
Sun Odyssey 45.1 Jeanneau |
| Dimensions |
| LOA |
45.0 |
45.0 |
45.0 |
45.0 |
45.0 |
45.0 |
| LWL |
42.9 |
— |
38.6 |
42.4 |
44.6 |
— |
| Beam |
24.2 |
— |
14.3 |
15.0 |
23.6 |
— |
| Displacement |
32 |
— |
23 |
29 |
15 |
— |
| Ballast |
— |
— |
9 |
9 |
— |
— |
| Sail Area |
1 |
— |
900 |
1 |
1 |
— |
| Performance |
| PHRF |
— |
— |
83 |
— |
— |
— |
| SA/Disp |
18.6 |
— |
17.8 |
17.6 |
— |
— |
| Bal/Disp |
— |
— |
40.0 |
— |
— |
— |
| Comfort |
16.6 |
— |
25.3 |
29.2 |
8.1 |
— |
| Capsize |
3.03 |
— |
2.01 |
1.93 |
3.76 |
— |
| Hull Speed |
8.8 |
— |
8.3 |
8.7 |
9.0 |
— |