Detailed Evaluation & Buyer Recommendation
Tiara Yachts 3900 Convertible 2008 vs Tiara Yachts 3900 Sovran 2007 — Same Brand, Different Boat
The Tiara Yachts 3900 Convertible 2008 vs Tiara Yachts 3900 Sovran 2007 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 — Tiara Yachts 3900 Convertible 2008 at 39,0 ft versus Tiara Yachts 3900 Sovran 2007 at 41,0 ft. Weight tells a clearer story for trailering families: the Tiara Yachts 3900 Convertible 2008 tips the scales at 30 125 lbs — 30 102 lbs more than the Tiara Yachts 3900 Sovran 2007 at 23 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.
The power gap is worth calling out. Rated to 575 hp, the Tiara Yachts 3900 Convertible 2008 has a 205-hp advantage over the Tiara Yachts 3900 Sovran 2007's 370-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Tiara Yachts 3900 Convertible 2008 carries 475 gallons versus 3 gallons in the Tiara Yachts 3900 Sovran 2007. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.
Both boats are rated for 12 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.
Bottom line: Performance buyers should lean toward the Tiara Yachts 3900 Convertible 2008 and its 575-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Tiara Yachts 3900 Sovran 2007 with its 370-hp rating is the more economical daily driver.
General Boat Info
MakeTiara Yachts
MakeTiara Yachts
Model3900 Convertible
Model3900 Sovran?
Model Year2008
Model Year2007
Measurements / Dimensions
Beam14 ft. 5 in. (4.44 m)
Beam13 ft. 11 in. (4.24 m)
Beam - Meters4.39
Beam - Meters4.24
Beam - Inches173
Beam - Inches167
Deadrise14℃
Deadrise14.5℃
Draft [max] - Detail3 ft. 6 in. (1.06 m) with props
Draft [max] - Detail3 ft. 5 in. (1.04 m) to bottom of drive system, fully loaded
Draft [max] - Meters1.07
Draft [max] - Meters1.04
Draft [max] - Inches42
Draft [max] - Inches41
Weight - Detail30,125 lbs. (13,664 kg)
Weight - Detail23,000 lbs. (10,433 kg)
Weight - kg13664.46
Weight - kg10432.62
Weight - lbs.30125
Weight - lbs.23
Height - Detail16 ft. 6 in. (5.03 m) from waterline to top of standard hardtop
Height - Detailnot available
Height - Meters5.03
Height - Metersnot available
Height - Inches198
Height - Inchesnot available
Length - Meters11.9
Length - Meters12.72
Length - Feet39
Length - Feet41
Length [over all with swim platform]44 ft. 1 in. (13.43 m) with standard pulpit and optional 30 in. swim platform
Length [over all with swim platform]not available
Length overall - Detail39 ft. 0 in. (11.9 m) without standard pulpit 41 ft. 7 in. (12.7 m) with standard pulpit
Length overall - Detail41 ft. 9 in. (12.72 m) w/standard pulpit & swim platform 39 ft. 3 in. (11.96 m) w/out standard pulpit & swim platform
Length overall - Meters12.67
Length overall - Meters12.73
Length overall - Inches499
Length overall - Inches501
Length - Inchesnot available
Length - Inches9
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeDeep Vee
Hull typenot available
Engine and Drivetrain
Max no of engines2
Max no of enginesnot available
Engine/s standardTwin Cummins? QSC8.3 Diesels, 540 hp
Engine/s standardTwin Volvo? IPS400 Diesels w/IPS Joystick Control, 310 hp
Fuel tank capacity - Detail475 gal. (1,798 l)
Fuel tank capacity - Detail300 gal. (1,136 l)
Fuel tank capacity - Liters1798.07
Fuel tank capacity - Liters1135.62
Fuel tank capacity - Gal475
Fuel tank capacity - Gal3
Fuel typeDiesel
Fuel typeDiesel
Drive typeInboard - Twin
Drive typeI/O
Engine max575 hp
Engine max370 hp
Battery12V 2-bank battery system with batteries and battery switches (3 engine batteries, 4 house batteries)
Batterynot available
Operational Info
HeadVacu-flush? toilet with holding tank
Headnot available
Sleeping capacity6
Sleeping capacity5
Water capacity110 gal. (416 l)
Water capacity102 gal. (386 l)
Holding tank capacity - Detail38 gal. (144 l)
Holding tank capacity - Detail38 gal. (144 l)
Holding tank capacity - Liters143.85
Holding tank capacity - Liters143.85
Holding tank capacity - Gal38
Holding tank capacity - Gal38