MasterCraft MasterCraft 300 2012 boat specs
MasterCraft
MasterCraft MasterCraft 300 2012
2012
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VS
MasterCraft X-15 Slider 2007 boat specs
MasterCraft
MasterCraft X-15 Slider 2007
2007
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MasterCraft MasterCraft 300 2012 vs MasterCraft X-15 Slider 2007 — Same Brand, Different Boat

The MasterCraft MasterCraft 300 2012 vs MasterCraft X-15 Slider 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.

Size is the most obvious dividing line here. The MasterCraft MasterCraft 300 2012 measures 33,8 feet overall (2012), giving it roughly 12,8 additional feet of deck space compared to the MasterCraft X-15 Slider 2007 at 21,0 feet (2007). Weight tells a clearer story for trailering families: the MasterCraft X-15 Slider 2007 tips the scales at 3 425 lbs — 3 300 lbs less than the MasterCraft MasterCraft 300 2012 at 125 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 MasterCraft X-15 Slider 2007 is rated for 14 passengers, while the MasterCraft MasterCraft 300 2012 caps at 10. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the MasterCraft X-15 Slider 2007 could be the deciding factor.

Bottom line: Choose the MasterCraft X-15 Slider 2007 if your priority is putting more people on the water — it handles 14 passengers and at 21,0 ft it has the deck room to back that rating up comfortably. The MasterCraft MasterCraft 300 2012 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 10 that costs less to run day-to-day.
General Boat Info
MakeMasterCraft
MakeMasterCraft
ModelMasterCraft 3
ModelX-15 Slider
Model Year2012
Model Year2007
Measurements / Dimensions
Beam11 ft. (3.35 m)
Beam100 in
Beam - Meters3.35
Beam - Meters2.54
Beam - Inches132
Beam - Inches1
Deadrise20° midship 16° transom
Deadrisenot available
Draft [max] - Detail34 in. (0.86 m)
Draft [max] - Detail26.5 in
Draft [max] - Meters0.86
Draft [max] - Meters0.69
Draft [max] - Inches34
Draft [max] - Inches26.5
Weight - Detail12,500 lbs. (5,670 kg)
Weight - Detail3,425 lbs
Weight - kg5669.9
Weight - kg1553.55
Weight - lbs.125
Weight - lbs.3425
Length - Feet33.75
Length - Feet21
Length [over all with swim platform]30 ft. 4 in. (9.25 m)
Length [over all with swim platform]23 ft. 9 in
Length overall - Detail33 ft. 9 in. (10.3 m)
Length overall - Detail21 ft. 8 in
Length overall - Meters10.29
Length overall - Meters6.6
Length overall - Inches405
Length overall - Inches26
Depth - Detailnot available
Depth - DetailTransom: 28 in. Amidship: 32 in
Depth - Centimetersnot available
Depth - Centimeters81.28
Depth - Inchesnot available
Depth - Inches32
Length - Inchesnot available
Length - Inches8
Body / Hull
Hull materialFiberglass
Hull materialnot available
Hull typeModified Vee
Hull typenot available
Engine and Drivetrain
Engine makeIlmor
Engine makenot available
Engine model5.7 l V-8, 320 hp (239 kW) 6.0 l V-8, 382 hp (285 kW) 6.2 l V-8, 430 hp (321 kW)
Engine modelnot available
Fuel tank capacity - Detail200 gal. (757 l)
Fuel tank capacity - Detail45 gal
Fuel tank capacity - Liters757.08
Fuel tank capacity - Liters170.34
Fuel tank capacity - Gal2
Fuel tank capacity - Gal45
Fuel typeGas or Diesel
Fuel typeGas
Drive typeInboard - Twin
Drive typeInboard
Operational Info
Water capacity30 gal. (114 l)
Water capacitynot available
Maximum capacitynot available
Maximum capacity2,325 lbs
Maximum peoplenot available
Maximum people14
Trailer Info
Trailer - Length over allnot available
Trailer - Length over all24 ft. 4 in. w/ Swing Away Tongue Folded: 22 ft. 2 in
Trailer - Weightnot available
Trailer - WeightTandem-axle: 1,100 lbs
Trailer - Widthnot available
Trailer - WidthTandem-axle: 100 in

MasterCraft MasterCraft 300 2012 vs MasterCraft X-15 Slider 2007 — Common Questions

Which is the larger boat — the MasterCraft MasterCraft 300 2012 or the MasterCraft X-15 Slider 2007?
The MasterCraft MasterCraft 300 2012 is the longer of the two at 33,8 feet overall. The MasterCraft X-15 Slider 2007 comes in at 21,0 feet, making it roughly 12,8 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the MasterCraft MasterCraft 300 2012 or the MasterCraft X-15 Slider 2007?
For trailering, the MasterCraft MasterCraft 300 2012 has the edge at 125 lbs dry weight versus 3 425 lbs for the MasterCraft X-15 Slider 2007. 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 MasterCraft MasterCraft 300 2012 is Coast Guard rated for 10 passengers, while the MasterCraft X-15 Slider 2007 is certified for 14. 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 MasterCraft MasterCraft 300 2012 measures 132" wide, compared to 1" for the MasterCraft X-15 Slider 2007. 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 MasterCraft MasterCraft 300 2012 or the MasterCraft X-15 Slider 2007?
The MasterCraft X-15 Slider 2007 has the bigger tank at 45 gallons, versus 2 gallons on the MasterCraft MasterCraft 300 2012. That 43-gallon difference translates to roughly 129–215 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the MasterCraft MasterCraft 300 2012 and MasterCraft X-15 Slider 2007 from the same manufacturer?
Yes — both the MasterCraft MasterCraft 300 2012 and the MasterCraft X-15 Slider 2007 are built by MasterCraft. 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.