J/100 Detailed Review

If you are a boat enthusiast looking to get more information on specs, built, make, etc. of different boats, then here is a complete review of J/100. Built by J Boats and designed by Rod Johnstone, the boat was first built in 2005. It has a hull type of Fin w/bulb & spade rudder and LOA is 10. Its sail area/displacement ratio 26.63. Its auxiliary power tank, manufactured by Volvo or Yanmar, runs on Diesel.

J/100 has retained its value as a result of superior building, a solid reputation, and a devoted owner base. Read on to find out more about J/100 and decide if it is a fit for your boating needs.

Boat Information

Boat Specifications

LOA:10 m / 32.81 ft
Rigging Type:Fractional Sloop
Hull Type:Fin w/bulb & spade rudder
S.A. (reported):53.7 m2 / 578.02 ft2
Draft (max):1.75 m / 5.74 ft
Displacement:2948 kg / 6499.22 lbs
Ballast:1111 kg / 2449.33 lbs
Construction:Resin infusion w/balsa sandwich deck and hull.
Ballast Type:Lead
Designers:Rod Johnstone
LWL:8.84 m / 29.00 ft

Sail Boat Calculation

Comfort Ratio:17.14
Capsize Screening Formula:1.99

Rig And Sail Specs

I:11.73 m / 38.48 ft
ISP:11.58 m / 37.99 ft
E:4.11 m / 13.48 ft
ISP:13.11 m / 43.01 ft
S.A. Fore:20.57 m2 / 221.41 ft2

Auxillary Power Tank

Make:Volvo or Yanmar
Fuel:38 L / 10.04 gals


Water:57 L / 15.06 gals


Builders:J Boats
Designers:Rod Johnstone


Who designed the J/100?

J/100 was designed by Rod Johnstone.

Who builds J/100?

J/100 is built by J Boats.

When was J/100 first built?

J/100 was first built in 2005.

How long is J/100?

J/100 is 8.84 m in length.

What is mast height on J/100?

J/100 has a mast height of 11.58 m.

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