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JPK 960

Performance Cruiser Built by JPK

Boat highlights

JPK 960 is currently estimated in the Good band with an SBP score of 106.

Length overall

31.5 ft

Primary sail area

603 ft²

Displacement

7,496 lbs

Performance band: Good GPH rating: 637
106
SBP score
Good band

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Performance Analysis

Detailed performance metrics and polar diagram for JPK 960.

Methodology note: SBP scores, polar diagrams, hull-speed values, and derived ratios are estimates. Use them for comparison and planning support—not as a substitute for manufacturer specifications, measured sea trials, rating certificates, professional weather routing, or safety margins. Review how we rate boats.

Performance Metrics

SBP Score
106
ORC GPH
637
Average Speed (GPH)
5.7 kn
Yardstick
92.0
Sail Carry Number
5.0
Planing Potential
1.1 (high)
Hull Speed
6.9 kn

Speed Estimates

Wind Speed (kn)Beat VMG (kn)Run VMG (kn)
63.33.7
84.04.7
104.65.5
124.96.1
145.16.5
165.17.0
205.27.8

Polar Diagram

Wind Speed (kn)

Key Specifications

Explore the hull dimensions and sail plan for JPK 960.

Dimensions

Length over all 31.50 ft
Length at Waterline 26.24 ft
Hull Speed 6.9 kn
Beam 11.42 ft
Draft 6.23 ft
Displacement 7,496 lbs

Sails

Main Sail Area 344.44 ft²
Foresail Area 258.33 ft²
Upwind Sail Area 602.78 ft²
Spinnaker/Gennaker Area 968.75 ft²

Construction ratios

Sail area-to-displacement (SA/D)
25.2
Capsize screening (CSF)
2.31
Comfort ratio (CR)
16.1

Discussion

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Data sources and methodology

Published specifications are kept separate from calculated ratios and estimated performance. SBP and speed outputs are model-based estimates, not owner ratings or certified handicaps.

Specifications
verified
Ratios
derived
Performance
estimated

Last checked: 27 Aug 2026. Source: JPK official website. Read the SBP methodology.

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