Starcraft Marine Starfire 160 SC  2004 boat specs
Starcraft Marine
Starcraft Marine Starfire 160 SC 2004
2004
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VS
Starcraft Marine STX 186 Viper 2012 boat specs
Starcraft Marine
Starcraft Marine STX 186 Viper 2012
2012
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Starcraft Marine Starfire 160 SC 2004 vs Starcraft Marine STX 186 Viper 2012 — Same Brand, Different Boat

The Starcraft Marine Starfire 160 SC 2004 vs Starcraft Marine STX 186 Viper 2012 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.

The power gap is worth calling out. Rated to 175 hp, the Starcraft Marine STX 186 Viper 2012 has a 100-hp advantage over the Starcraft Marine Starfire 160 SC 2004's 75-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Starcraft Marine STX 186 Viper 2012 carries 43 gallons versus 16 gallons in the Starcraft Marine Starfire 160 SC 2004. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 6 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 Starcraft Marine STX 186 Viper 2012 and its 175-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Starcraft Marine Starfire 160 SC 2004 with its 75-hp rating is the more economical daily driver.
General Boat Info
MakeStarcraft Marine
MakeStarcraft Marine
ModelStarfire 160 SC
ModelSTX 186 Viper
Model Year2004
Model Year2012
Measurements / Dimensions
Beam83 in
Beam96 in
Beam - Meters2.11
Beam - Meters2.44
Beam - Inches83
Beam - Inches96
Deadrise12℃
Deadrisenot available
Draft [drive up] - Detail12 in
Draft [drive up] - Detailnot available
Draft [drive up] meters0.3
Draft [drive up] metersnot available
Draft [drive up] inches12
Draft [drive up] inchesnot available
Draft [max] - Detail21 in
Draft [max] - Detailnot available
Draft [max] - Meters0.53
Draft [max] - Metersnot available
Draft [max] - Inches21
Draft [max] - Inchesnot available
Weight - Detail750 lbs
Weight - Detail1,763 lbs
Weight - kg340.19
Weight - kg799.68
Weight - lbs.75
Weight - lbs.1763
Height - Detail23 in
Height - Detailnot available
Height - Meters0.58
Height - Metersnot available
Height - Inches23
Height - Inchesnot available
Height [transom]20 in
Height [transom]24 in
Length overall - Detail16 ft. 1 in
Length overall - Detail18 ft. 6 in
Length overall - Meters4.9
Length overall - Meters5.64
Length overall - Inches193
Length overall - Inches222
Depth - Detailnot available
Depth - Detail24 in
Depth - Centimetersnot available
Depth - Centimeters60.96
Depth - Inchesnot available
Depth - Inches24
Width [transom] - Detailnot available
Width [transom] - Detail92 in
Length - Feetnot available
Length - Feet18.5
Body / Hull
Hull materialAluminum
Hull materialAluminum
Hull typenot available
Hull typeModified Vee
Engine and Drivetrain
Fuel tank capacity - Detail16 gal
Fuel tank capacity - Detail43 gal
Fuel tank capacity - Liters60.57
Fuel tank capacity - Liters162.77
Fuel tank capacity - Gal16
Fuel tank capacity - Gal43
Engine max75
Engine max175 hp
Engine makenot available
Engine makeMercury
Engine modelnot available
Engine model135 XL Optimax
Fuel typenot available
Fuel typeGas
Drive typenot available
Drive typeOutboard
Operational Info
Maximum capacity1350 lbs
Maximum capacity1,750 lbs
Maximum people6 persons
Maximum people6
Trailer Info
Trailer - Length over allnot available
Trailer - Length over all22 ft. 4 in
Trailer - Weightnot available
Trailer - WeightTowing Weight: 3,491 lbs

Starcraft Marine Starfire 160 SC 2004 vs Starcraft Marine STX 186 Viper 2012 — Common Questions

Which is easier to trailer — the Starcraft Marine Starfire 160 SC 2004 or the Starcraft Marine STX 186 Viper 2012?
For trailering, the Starcraft Marine Starfire 160 SC 2004 has the edge at 75 lbs dry weight versus 1 763 lbs for the Starcraft Marine STX 186 Viper 2012. 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.
Which boat can handle a bigger outboard?
The Starcraft Marine STX 186 Viper 2012 is rated to a maximum of 175 hp, giving it the larger power ceiling. The Starcraft Marine Starfire 160 SC 2004 tops out at 75 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Starcraft Marine Starfire 160 SC 2004 is Coast Guard rated for 6 passengers, while the Starcraft Marine STX 186 Viper 2012 is certified for 6. 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 is wider, and does it affect trailering?
The Starcraft Marine STX 186 Viper 2012 measures 96" wide, compared to 83" for the Starcraft Marine Starfire 160 SC 2004. 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 Starcraft Marine Starfire 160 SC 2004 or the Starcraft Marine STX 186 Viper 2012?
The Starcraft Marine STX 186 Viper 2012 has the bigger tank at 43 gallons, versus 16 gallons on the Starcraft Marine Starfire 160 SC 2004. That 27-gallon difference translates to roughly 81–135 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Starcraft Marine Starfire 160 SC 2004 and Starcraft Marine STX 186 Viper 2012 from the same manufacturer?
Yes — both the Starcraft Marine Starfire 160 SC 2004 and the Starcraft Marine STX 186 Viper 2012 are built by Starcraft Marine. 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.