Custom Weld Viper Inboard Center Console - 19 ft. 2008 boat specs
Custom Weld
Custom Weld Viper Inboard Center Console - 19 ft. 2008
2008
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VS
Custom Weld X-Caliber 2013 boat specs
Custom Weld
Custom Weld X-Caliber 2013
2013
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Custom Weld Viper Inboard Center Console - 19 ft. 2008 vs Custom Weld X-Caliber 2013: Same Brand, Different Boat

The Custom Weld Viper Inboard Center Console - 19 ft. 2008 vs Custom Weld X-Caliber 2013 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 - Custom Weld Viper Inboard Center Console - 19 ft. 2008 at 18,0 ft versus Custom Weld X-Caliber 2013 at 21,0 ft. Weight tells a clearer story for trailering families: the Custom Weld X-Caliber 2013 tips the scales at 2 800 lbs - 500 lbs less than the Custom Weld Viper Inboard Center Console - 19 ft. 2008 at 2 300 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.

For family outings this is probably the sharpest distinction between the two. The Custom Weld X-Caliber 2013 is rated for 6 passengers, while the Custom Weld Viper Inboard Center Console - 19 ft. 2008 caps at 5. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Custom Weld X-Caliber 2013 could be the deciding factor.

Bottom line: Choose the Custom Weld X-Caliber 2013 if your priority is putting more people on the water - it handles 6 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The Custom Weld Viper Inboard Center Console - 19 ft. 2008 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 5 that costs less to run day-to-day.
General Boat Info
MakeCustom Weld
MakeCustom Weld
ModelViper Inboard Center Console - 19 ft.
ModelX-Caliber
Model Year2008
Model Year2013
Measurements / Dimensions
Beam84 in.
Beam96 in.
Beam - Meters2.13
Beam - Meters2.44
Beam - Inches84
Beam - Inches96
Deadrise11℃
Deadrise8 - 11°
Weight - Detail2,300 lbs.
Weight - Detail2,800 lbs.
Weight - kg1043.26
Weight - kg1270.06
Weight - lbs.2300
Weight - lbs.2800
Height - Detail29 in. (side)
Height - Detail29 - 34 in. sides
Height - Meters0.74
Height - Meters0.86
Height - Inches29
Height - Inches34
Length - Feet18
Length - Feet21
Length - Inches8
Length - Inchesnot available
Length overall - Detail18 ft. 8 in.
Length overall - Detail21 ft. 20 in. hull center length
Length overall - Meters5.69
Length overall - Meters6.4
Length overall - Inches224
Length overall - Inches252
Width [transom] - Detailnot available
Width [transom] - Detail72 in. bottom width
Body / Hull
Hull thickness0.160 (bottom); 0.125 (side)
Hull thickness0.250 bottom; 0.125 side
Hull materialnot available
Hull materialAluminum
Hull typenot available
Hull typeTunnel
Engine and Drivetrain
Engine/s standard4.3 Vortec V-6
Engine/s standardnot available
Jet pumpATJ SD 309
Jet pumpSD2030AF with SDR pump
Fuel tank capacity - Detail39 gal.
Fuel tank capacity - Detail70 gal. crosstank
Fuel tank capacity - Liters147.63
Fuel tank capacity - Liters264.98
Fuel tank capacity - Gal39
Fuel tank capacity - Gal70
Fuel typeGas
Fuel typeGas
Drive typeJet Drive
Drive typeJet Drive
Engine modelnot available
Engine model6.0 l MEFI 5

Custom Weld Viper Inboard Center Console - 19 ft. 2008 vs Custom Weld X-Caliber 2013 - Common Questions

Which is the larger boat - the Custom Weld Viper Inboard Center Console - 19 ft. 2008 or the Custom Weld X-Caliber 2013?
The Custom Weld X-Caliber 2013 is the longer of the two at 21,0 feet overall. The Custom Weld Viper Inboard Center Console - 19 ft. 2008 comes in at 18,0 feet, making it roughly 3,0 ft shorter - a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer - the Custom Weld Viper Inboard Center Console - 19 ft. 2008 or the Custom Weld X-Caliber 2013?
For trailering, the Custom Weld Viper Inboard Center Console - 19 ft. 2008 has the edge at 2 300 lbs dry weight versus 2 800 lbs for the Custom Weld X-Caliber 2013. 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 Custom Weld Viper Inboard Center Console - 19 ft. 2008 is Coast Guard rated for 5 passengers, while the Custom Weld X-Caliber 2013 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 Custom Weld X-Caliber 2013 measures 96" wide, compared to 84" for the Custom Weld Viper Inboard Center Console - 19 ft. 2008. 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 Custom Weld Viper Inboard Center Console - 19 ft. 2008 or the Custom Weld X-Caliber 2013?
The Custom Weld X-Caliber 2013 has the bigger tank at 70 gallons, versus 39 gallons on the Custom Weld Viper Inboard Center Console - 19 ft. 2008. That 31-gallon difference translates to roughly 93–155 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Custom Weld Viper Inboard Center Console - 19 ft. 2008 and Custom Weld X-Caliber 2013 from the same manufacturer?
Yes - both the Custom Weld Viper Inboard Center Console - 19 ft. 2008 and the Custom Weld X-Caliber 2013 are built by Custom Weld. 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.