J/45 Information, Review, Specs

Make
Model
Number Built
Production Year(s)
2021 - ??

The J/45 is a modern performance cruiser designed to offer an exhilarating sailing experience alongside exceptional comfort for offshore passages and extended cruising. Launched by J Boats in 2021, she embodies the brand's long-standing philosophy of delivering "accessible performers"—yachts that excel on the racecourse while remaining intuitive and practical for family cruising. The interior design of the J/45 was notably developed by Isabelle Racoupeau, contributing a refined aesthetic and ergonomic layout to a hull shaped by J Boats' renowned in-house design team.

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The genesis of the J/45 traces back to 2021, when J Boats officially commenced its production. The design was conceived with a primary vision: to create a comfortable cruiser that is genuinely fun to sail, even in lighter wind conditions. This objective aligns perfectly with J Boats' enduring manufacturing ethos, which centers on crafting yachts that strike a superb balance between high performance and ease of handling, featuring efficient hull forms and balanced rigs. The company's commitment to in-house design ensures a consistent brand aesthetic and performance profile across its fleet, which extends to the J/45's leading-edge hull design and refined interior. The J/45 is marketed as a "next-generation Performance Cruising yacht," reflecting J Boats' evolving focus towards bluewater performance cruising in its larger models. While the standard draft for the J/45 is 7.61 feet, J Boats offers a versatile approach with an option for a shallower 6.6-foot shoal draft keel, and the keel is available in three different draughts, providing flexibility for various cruising grounds.

Sailing Performance and Handling

The J/45’s design translates directly into impressive on-water performance, living up to its billing as a performance cruiser. With a sail area to displacement ratio of approximately 25.83, she is designed to perform exceptionally well in light air, capable of moving quickly even when the breeze is light. Her ballast to displacement ratio, around 0.399, indicates a stiff and stable platform, well-equipped to stand up to stronger winds and provide a comfortable motion in a seaway. Furthermore, a displacement to length ratio of approximately 146.4 signifies a relatively light and performance-oriented hull for her size, contributing to her responsiveness and speed.

Sailing reviews consistently praise the J/45's handling characteristics. She is noted for being quick and highly maneuverable, reacting immediately and precisely to even minimal rudder movements. This responsiveness, combined with a pleasantly balanced helm, ensures the boat does not require excessive force to manage, making for effortless sail handling. The J/45’s sleek and slippery hull, combined with its deep spade rudder and bulb keel, contributes to its high performance and ability to carry sail effectively as the wind builds above 10 knots.

Accommodations and Layout

The interior of the J/45 is characterized by a refined design aimed at offering luxury and comfort for extended cruising and liveaboard life. The layout, conceived by interior designer Isabelle Racoupeau, is described as straightforward, emphasizing ergonomics and a leading-edge approach to maximizing interior comfort within a performance hull. While specific details on the number of cabins or the exact arrangement of the galley and salon are not detailed in general reviews, the focus on "refined interior design" and "luxury" suggests a well-appointed and thoughtfully organized living space typical of a modern 45-foot performance cruiser, designed to enhance the cruising experience.

Measurements

Construction & Hull

Construction Material
Fiberglass (Solid)
Hull Type
Monohull Sailboat
Keel Type
Bulb
Rudder
1x Spade
Ballast
9149 lbs (Lead/Iron)
Displacement
22928 lbs
Water Capacity
-
Fuel Capacity
-

Engine

Engine Make
Engine Model
Engine Type
Engine HP
Engine Count
1
Drive Type
Fuel Type
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)
-
Main Sail Area
-
Foretriangle Sail Area
-
Total Sail Area (Reported)
1302.43 sqft
Total Sail Area (Calc)
-

Dimensions

LOA
45.44 ft
LWL
41.21 ft
Beam
13.94 ft
Draft
7.61 ft
Max Headroom
-
Air Draft
-

Calculations

Hull Speed
8.6 kn
Pounds per Inch Immersion
2