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Alo 28
Designer: Alf Ortang  ·  Builder: Alo Yachts (Nor)  ·  First built: 1972
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About the Alo 28

With limited documentation available, the Alo 28 represents one of the more enigmatic designs in the 28-foot sailing category. This sailboat appears to have been produced in relatively small numbers, contributing to its scarcity in today's used boat market and the challenge of finding comprehensive specifications. Based on its length designation and the typical design philosophy of boats from this era, the Alo 28 likely falls into the coastal cruising category, suitable for weekend getaways and day sailing adventures. The design probably emphasizes practicality and comfort over pure performance, making it an appealing choice for sailors seeking a manageable boat size that still offers reasonable accommodations. Prospective buyers interested in an Alo 28 should be prepared to conduct thorough research and inspection, as the limited available information means each individual boat's condition and configuration will be particularly important factors. The relative obscurity of this model could work in favor of buyers looking for something unique, though it may also present challenges in terms of finding replacement parts or connecting with other owners for advice and support.

Core Dimensions
LOA (Length Overall) 28.74 ft / 8.76 m
LWL (Waterline Length) 21.61 ft / 6.59 m
Beam 8.37 ft / 2.55 m
Max Draft 5.00 ft / 1.52 m
Displacement 6,945.00 lb / 3,150 kg
Ballast 3,100.00 lb / 1,406 kg
Design & Construction
Hull Type Fin with rudder on skeg
Rigging Type Masthead Sloop
Construction FG
Designer Alf Ortang
Builder Alo Yachts (NOR)
First Built 1972
Number Built 150
Owner Reviews

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Performance Ratios
Ballast/Displacement Ballast to Displacement ratio shows what percentage of the boat's total weight is ballast. Higher values generally mean better initial stability and stiffer sail carrying.
30–35% — Typical cruiser35–45% — Stiff performance boatOver 45% — Racing oriented
44.64
Displacement/Length Displacement to Length ratio measures how heavy a boat is relative to its waterline length. Lower values mean a lighter, faster boat.
Under 100 — Ultralight racer100–200 — Light cruiser/racer200–300 — Moderate cruiser300–400 — Heavy cruiserOver 400 — Very heavy
307.23
Pounds/Inch Immersion Pounds per Inch Immersion (PPI) tells you how much weight is needed to sink the boat one inch. Useful for calculating how additional gear and stores affect waterline. 3.88 pounds/inch
Rig Dimensions
I (Foretriangle Height) 15.43
J (Foretriangle Base) 11.00 ft / 3.35 m
P (Mainsail Luff) 350.00 ft² / 32.52 m²
E (Mainsail Foot) 307.23
How It Compares

vs. Ericson 29, Ohlson 88, Seafarer 29

This boat Similar boats
Dimensions
LOA
Alo 28 ★
28.7 ft
Ericson 29
28.6 ft
Ohlson 88
28.9 ft
Seafarer 29
28.7 ft
LWL
Alo 28 ★
21.6 ft
Ericson 29
22.0 ft
Ohlson 88
24.0 ft
Seafarer 29
21.3 ft
Beam
Alo 28 ★
8.4 ft
Ericson 29
9.3 ft
Ohlson 88
9.4 ft
Seafarer 29
9.0 ft
Displacement
Alo 28 ★
6 lbs
Ericson 29
8 lbs
Ohlson 88
7 lbs
Seafarer 29
6 lbs
Ballast
Alo 28 ★
3 lbs
Ericson 29
3 lbs
Ohlson 88
2 lbs
Seafarer 29
2 lbs
Sail Area
Alo 28 ★
Ericson 29
436 sq ft
Ohlson 88
Seafarer 29
357 sq ft
Performance
PHRF Rating (lower = faster)
Alo 28 ★
Ericson 29
210 s/nm
Ohlson 88
Seafarer 29
210 s/nm
SA / Displacement (higher = more powerful)
Alo 28 ★
Ericson 29
16.8
Ohlson 88
Seafarer 29
16.3
Ballast / Disp (higher = stiffer)
Alo 28 ★
44.6 %
Ericson 29
45.9 %
Ohlson 88
33.3 %
Seafarer 29
Comfort Ratio (higher = more comfortable offshore)
Alo 28 ★
Ericson 29
28.3
Ohlson 88
Seafarer 29
23.3
Capsize Screening (lower = safer)
Alo 28 ★
Ericson 29
1.82
Ohlson 88
Seafarer 29
1.92
Displacement / Length (lower = lighter)
Alo 28 ★
307
Ericson 29
356
Ohlson 88
257
Seafarer 29
Hull Speed
Alo 28 ★
Ericson 29
6.3 kts
Ohlson 88
Seafarer 29
6.2 kts
Speed Number (higher = faster)
Alo 28 ★
Ericson 29
1.3
Ohlson 88
Seafarer 29
1.6
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