Admiralty 30 Information, Review, Specs

Make
Admiralty
Model
30
Builder
Admiralty Yachts (SINGAPORE)
Designer
John Swarbrick
Number Built
Production Year(s)
2006 - ??

The Admiralty 30 is a purpose-built high-performance sportsboat that emerged from Singapore’s marine sector in the mid-2000s to fill a niche for a competitive, trailerable, and modern racing platform. Designed by the internationally acclaimed naval architecture firm Simonis Voogd Design, the vessel was engineered specifically for the light-to-moderate air conditions common in Southeast Asian regattas. Built by Admiralty Yachts, the boat reflects a departure from traditional cruising designs, prioritizing weight savings and hull efficiency. The Admiralty 30 was constructed using vacuum-infused composites, a sophisticated method for its time and region, ensuring a rigid hull capable of handling the high loads generated by its powerful sail plan.

Sailing Performance & Handling

The Admiralty 30 is characterized by its planing hull and high power-to-weight ratio. As a dedicated sportsboat, its performance is driven by a very high Sail Area/Displacement ratio, allowing the boat to transition from displacement mode to planing relatively early, often in as little as 12 to 14 knots of true wind. According to the designers at Simonis Voogd Design, the boat features a modern T-bulb keel which provides significant righting moment despite the vessel's light overall displacement.

Handling is described as "dinghy-like," with a high degree of responsiveness to both rudder input and crew weight placement. The boat typically utilizes a large asymmetric spinnaker flown from a retractable carbon fiber bowsprit, making downwind legs high-adrenaline affairs. Tracking is sharp due to a deep, high-aspect-ratio rudder, though like most sportsboats, it requires active trimming and precise helming to stay "on the steps" when planing. While it excels in light and moderate airs, its sea-kindliness in heavy offshore chop is limited by its light weight and low freeboard, marking it primarily as an inshore or coastal racer.

Interior Comfort & Variations

Consistent with its racing pedigree, the interior of the Admiralty 30 is spartan and functional. It is not designed for extended cruising or family holidays but rather for "weekend warrior" regatta participation. The cabin provides a dry space for sail storage and basic shelter for the crew. Headroom is significantly restricted, and the layout typically features molded-in berths without the heavy cabinetry or upholstery found on production cruisers.

The builder utilized the same performance-oriented philosophy for its larger sibling, the Admiralty 40, which was also designed by Simonis Voogd. While the 40-foot variant offered more internal volume and the potential for limited "fast cruising" amenities, the Admiralty 30 remained strictly focused on the racing circuit. Variations among the 30-foot hulls are generally limited to deck hardware upgrades or owner-specified racing electronics, as the hull was intended to maintain a degree of one-design consistency for local fleet racing.

Known Issues & Buyer’s Checklist

Prospective buyers of a pre-owned Admiralty 30 should focus on the technical stresses inherent in high-performance composite boats.

  1. Keel Attachment and Box: Because the Admiralty 30 features a high-ballast-ratio T-bulb keel, the stress on the keel box and surrounding floor grid is immense. Inspections should look for stress fractures or "crazing" in the gelcoat around the keel trunk, which may indicate structural fatigue or a previous grounding.
  2. Deck Hardware Loading: These boats generate high rig and sheet loads. Check for "core crushing" under high-load winches or blocks. If the hardware has not been properly bedded or if the backing plates are insufficient, water may have entered the composite core.
  3. Rudder Bearing Wear: The high-aspect rudder puts significant torque on the bearings. Any "slop" or play in the helm should be investigated, as replacing specialized bearings on a low-volume boat can be a logistical challenge.
  4. Rigging Fatigue: Given that these boats are often raced hard, the standing rigging (especially if rod rigging was utilized) and the carbon fiber bowsprit should be professionally surveyed for hairline cracks or UV degradation.

The Verdict

The Admiralty 30 is a specialist’s tool, offering high-speed thrills and competitive racing potential for a fraction of the cost of newer carbon-fiber grand prix racers.

Pros

  • Exceptional Speed: Capable of double-digit speeds downwind and excellent light-air performance.
  • Modern Pedigree: Design by Simonis Voogd ensures the hull shape remains relevant in IRC/ORC handicap racing.
  • Trailering Potential: Its beam and retractable keel (on specific versions) allow for easier transport to various regatta venues.

Cons

  • Minimal Comfort: The interior is unsuitable for anything beyond basic overnighting by a racing crew.
  • Demanding to Sail: Requires a skilled crew to keep the boat balanced and performing at its polar targets.
  • Limited Market: As a niche Singaporean build, finding parts or specific class information outside of Southeast Asia may be difficult.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Lifting
Rudder
1x —
Ballast
1543 lbs
Displacement
2425 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
29.53 ft
Waterline Length (LWL)
27.92 ft
Beam
5.68 ft
Draft
7.22 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Fractional Sloop
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
430 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
38.11
Ballast / Displacement Ratio
63.63
Displacement / Length Ratio (D/L) Ratio
49.74
Comfort Ratio
13.04
Capsize Screening Formula
1.69
Hull Speed
7.08 kn