First 34.7
Cruiser-Racer Built by Beneteau
Boat highlights
First 34.7 is currently in the Decent band with an SBP score of 96.
Length overall
33.7 ft
Primary sail area
753 ft²
Displacement
9,700 lbs
Performance band: Decent GPH rating: 654
96
SBP score
Decent band
Quick actions
Jump back to browsing, customize this design, or share it with your crew.
Performance Analysis
Detailed performance metrics and polar diagram for First 34.7.
Performance Metrics
SBP Score
ⓘ
96
ORC GPH
ⓘ
654
Average Speed (GPH)
ⓘ
5.5 kn
Yardstick
ⓘ
90.9
Sail Carry Number
ⓘ
5.1
Planing Potential
ⓘ
1.1 (medium)
Hull Speed
ⓘ
7.1 kn
Speed Estimates
| Wind Speed (kn) | Beat VMG (kn) | Run VMG (kn) |
|---|---|---|
| 6 | 3.5 | 3.1 |
| 8 | 4.2 | 4.0 |
| 10 | 4.7 | 4.9 |
| 12 | 4.9 | 5.5 |
| 14 | 5.0 | 6.2 |
| 16 | 5.1 | 6.6 |
| 20 | 5.1 | 7.5 |
Polar Diagram
Wind Speed (kn)
Key Specifications
Explore the hull dimensions and sail plan for First 34.7.
Dimensions
Length over all 33.66 ft
Length at Waterline 28.04 ft
Hull Speed 7.1 kn
Beam 11.06 ft
Draft 6.56 ft
Displacement 9,700 lbs
Sails
Main Sail Area 379.97 ft²
Foresail Area 376.74 ft²
Upwind Sail Area 753.47 ft²
Spinnaker/Gennaker Area N/A ft²
Construction ratios
Sail area-to-displacement (SA/D)
26.5Capsize screening (CSF)
2.06Comfort ratio (CR)
20.4Discussion
Share your experiences with First 34.7.
You need to be logged in to join the discussion.
Log in to commentLoading comments...
Similar Boats
Compare First 34.7 with similar boats
New comparison pagesJump into curated, side-by-side breakdowns for quick decision-making.
