Beneteau 34.7 Deep draft 2005 boat specs
Beneteau
Beneteau 34.7 Deep draft 2005
2005
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VS
Beneteau First 310 1990 boat specs
Beneteau
Beneteau First 310 1990
1990
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Beneteau 34.7 Deep draft 2005 vs Beneteau First 310 1990 — Same Brand, Different Boat

The Beneteau 34.7 Deep draft 2005 vs Beneteau First 310 1990 comparison sits squarely in the category of decisions where specs alone won't tell the whole story — intended use, storage, and long-term ownership costs all factor in.

On paper these two are close siblings in the size department — Beneteau 34.7 Deep draft 2005 at 34,0 ft versus Beneteau First 310 1990 at 31,1 ft. Weight tells a clearer story for trailering families: the Beneteau 34.7 Deep draft 2005 tips the scales at 9 965 lbs — 1 808 lbs more than the Beneteau First 310 1990 at 8 157 lbs. That difference is meaningful if you're working within a half-ton or three-quarter-ton truck's tow rating, especially once you factor in a motor, gear, and fuel.

Both boats share a closely matched power ceiling — 21 hp for the Beneteau 34.7 Deep draft 2005 and 18 hp for the Beneteau First 310 1990. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Both carry nearly identical fuel loads — 20 gal and 17 gal — so range won't be a tiebreaker here.

For family outings this is probably the sharpest distinction between the two. The Beneteau 34.7 Deep draft 2005 is rated for 10 passengers, while the Beneteau First 310 1990 caps at 9. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Beneteau 34.7 Deep draft 2005 could be the deciding factor.

Both boats sit in a similar displacement bracket — 9 965 lbs for the Beneteau 34.7 Deep draft 2005 and 8 157 lbs for the Beneteau First 310 1990. Comparable displacement means broadly similar seakeeping behaviour and load capacity, though hull form and ballast ratio will still produce noticeably different sailing characteristics.

Both boats draw a similar depth — 6,7 ft and 6,0 ft respectively. Marina access and anchorage options should be broadly equivalent between the two.

The Beneteau 34.7 Deep draft 2005 uses Sloop rigging. Helm style differs too: the Beneteau 34.7 Deep draft 2005 uses a 1 wheel versus a 1 tiller on the Beneteau First 310 1990. Wheel helms give better leverage and visibility on larger boats; tillers offer direct feedback and simplicity on smaller ones.

Hull speed is rated at 7,2 knots for the Beneteau First 310 1990 and 7,2 knots for the Beneteau 34.7 Deep draft 2005. For extended cruising, water capacity matters: the Beneteau First 310 1990 carries 45 gallons versus 26 gallons on the Beneteau 34.7 Deep draft 2005 — a significant advantage on longer passages where watermaker or provisioning stops aren't guaranteed.

Bottom line: The Beneteau 34.7 Deep draft 2005 at 34,0 ft offers more living space, greater range, and a more substantial offshore capability. The Beneteau First 310 1990 at 31,1 ft is the easier, lower-cost option — simpler to crew and a strong choice for coastal and day sailing.
Measurements / Dimensions
Length overall - Detail34.00 ft
Length overall - Detail31.10 ft
Length - Feet34
Length - Feet31.1
Length overall - Meters10.36
Length overall - Meters9.48
Length overall - Inches408
Length overall - Inches373
Beam11.10 ft
Beam10.70 ft
Beam - Meters3.38
Beam - Meters3.26
Beam - Inches133
Beam - Inches128
Draft [max] - Detail6.70 ft
Draft [max] - Detail6.00 ft
Draft [max] - Meters2.04
Draft [max] - Meters1.83
Draft [max] - Inches80
Draft [max] - Inches72
Displacement9965.00 lbs
Displacement8157.00 lbs
Body / Hull
Rudder1 spade rudder
Rudder1 spade rudder
Helm1 wheel
Helm1 tiller
Engine and Drivetrain
Fuel tank capacity - Gal19.8
Fuel tank capacity - Gal17.2
Fuel tank capacity - Liters74.95
Fuel tank capacity - Liters65.11
Horsepower21 hp
Horsepower18 hp
Fuel typeDiesel
Fuel typeDiesel
Drive typeinboard
Drive typeinboard
Performance
Maximum speed7.17
Maximum speed7.2
Maximum speed measureknots
Maximum speed measureknots
Operational Info
Sleeping capacity5
Sleeping capacity6
Cabins1
Cabins2
Head1
Head1
Water capacity26.4
Water capacity44.9
RiggingSloop
RiggingSloop
Mast ConfigurationKeel stepped mast
Mast ConfigurationDeck stepped mast
Boat typeSail
Boat typeSail

Beneteau 34.7 Deep draft 2005 vs Beneteau First 310 1990 — Common Questions

Which is the larger boat — the Beneteau 34.7 Deep draft 2005 or the Beneteau First 310 1990?
The Beneteau 34.7 Deep draft 2005 is the longer of the two at 34,0 feet overall. The Beneteau First 310 1990 comes in at 31,1 feet, making it roughly 2,9 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Beneteau 34.7 Deep draft 2005 or the Beneteau First 310 1990?
For trailering, the Beneteau First 310 1990 has the edge at 8 157 lbs dry weight versus 9 965 lbs for the Beneteau 34.7 Deep draft 2005. Add a motor (typically 300–500 lbs for an outboard in this class), gear, and a partial fuel load and the difference grows. Lighter is friendlier on smaller tow vehicles and on fuel economy while hauling.
How many people can each boat hold?
The Beneteau 34.7 Deep draft 2005 is Coast Guard rated for 10 passengers, while the Beneteau First 310 1990 is certified for 9. Note that legal capacity and comfortable capacity aren't always the same thing — on a full day out, most experienced boaters aim for about 80% of the rated number to keep things comfortable.
Which boat has the deeper draft — the Beneteau 34.7 Deep draft 2005 or the Beneteau First 310 1990?
The Beneteau 34.7 Deep draft 2005 has the deeper draft at 6,7 ft, versus 6,0 ft for the Beneteau First 310 1990. A deeper draft generally means better upwind performance and stability, but limits access to shallow anchorages and some marina berths. Always check the controlling depth of your home port and favourite cruising grounds before committing.
Is the Beneteau 34.7 Deep draft 2005 or the Beneteau First 310 1990 better suited for offshore sailing?
For offshore work, displacement and construction are the primary indicators. The Beneteau 34.7 Deep draft 2005 at 9 965 lbs displacement is the heavier, more load-carrying design — generally better suited to extended passages where seakeeping and provisioning capacity matter most. The Beneteau First 310 1990 at 8 157 lbs will typically be livelier and more responsive in lighter conditions.
Which is the faster sailboat — the Beneteau 34.7 Deep draft 2005 or the Beneteau First 310 1990?
Based on rated hull speed, the Beneteau First 310 1990 has an edge at 7,2 knots versus 7,2 knots for the Beneteau 34.7 Deep draft 2005. Keep in mind that actual sailing speed depends heavily on wind conditions, sail trim, bottom condition, and skipper experience — hull speed is a theoretical maximum, not a guarantee.
Which boat is better equipped for long-distance cruising?
For extended passages, fresh water capacity is a key indicator of cruising readiness. The Beneteau First 310 1990 carries 45 gallons of fresh water compared to 26 gallons on the Beneteau 34.7 Deep draft 2005 — a meaningful advantage when watermaker installations or port stops aren't guaranteed.
Which boat is wider, and does it affect trailering?
The Beneteau 34.7 Deep draft 2005 measures 133" wide, compared to 128" for the Beneteau First 310 1990. The US standard-width towing limit is 8’6" (102") in most states — anything over that may need a wide-load permit. Confirm your specific route requirements with each state's DOT.
Which boat has the larger fuel tank — the Beneteau 34.7 Deep draft 2005 or the Beneteau First 310 1990?
The Beneteau 34.7 Deep draft 2005 has the bigger tank at 20 gallons, versus 17 gallons on the Beneteau First 310 1990. That 2-gallon difference translates to roughly 7–13 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Beneteau 34.7 Deep draft 2005 and Beneteau First 310 1990 from the same manufacturer?
Yes — both the Beneteau 34.7 Deep draft 2005 and the Beneteau First 310 1990 are built by Beneteau. That means shared dealer networks, common parts availability, and consistent build quality across the line. The choice between them is essentially a question of how much boat you need, not which brand you trust.