Mastercraft NXT21 2023 boat specs
MasterCraft
Mastercraft NXT21 2023
2023
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VS
MasterCraft X-7 2006 boat specs
MasterCraft
MasterCraft X-7 2006
2006
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Mastercraft NXT21 2023 vs MasterCraft X-7 2006 — Same Brand, Different Boat

The Mastercraft NXT21 2023 vs MasterCraft X-7 2006 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 — Mastercraft NXT21 2023 at 21,1 ft versus MasterCraft X-7 2006 at 19,0 ft. Weight tells a clearer story for trailering families: the Mastercraft NXT21 2023 tips the scales at 4 700 lbs — 4 408 lbs more than the MasterCraft X-7 2006 at 292 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-7 2006 is rated for 7 passengers, while the Mastercraft NXT21 2023 caps at 6. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the MasterCraft X-7 2006 could be the deciding factor.

Bottom line: Choose the MasterCraft X-7 2006 if your priority is putting more people on the water — it handles 7 passengers and at 19,0 ft it has the deck room to back that rating up comfortably. The Mastercraft NXT21 2023 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 6 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail21.10 ft
Length overall - Detail19 ft. 8 in
Length - Feet21.1
Length - Feet19
Length overall - Meters6.43
Length overall - Meters5.99
Length overall - Inches253
Length overall - Inches236
Beam100.00 ft
Beam91 in
Beam - Meters30.48
Beam - Meters2.31
Beam - Inches1200
Beam - Inches91
Draft [max] - Detail27.00 ft
Draft [max] - Detail22 in
Draft [max] - Meters8.23
Draft [max] - Meters0.56
Draft [max] - Inches324
Draft [max] - Inches22
Displacement4700.00 lbs
Displacementnot available
Depth - Detailnot available
Depth - DetailTransom: 20 in. Amidship: 22.5 in
Depth - Centimetersnot available
Depth - Centimeters58.42
Depth - Inchesnot available
Depth - Inches22.5
Weight - Detailnot available
Weight - Detail2,920 lbs
Weight - kgnot available
Weight - kg1324.49
Weight - lbs.not available
Weight - lbs.292
Length - Inchesnot available
Length - Inches8
Length [over all with swim platform]not available
Length [over all with swim platform]21 ft. 6 in
Engine and Drivetrain
Fuel tank capacity - Gal59
Fuel tank capacity - Gal28
Fuel tank capacity - Liters223.34
Fuel tank capacity - Liters105.99
Fuel tank capacity - Detailnot available
Fuel tank capacity - Detail28 gal
Drive typenot available
Drive typeInboard
Operational Info
Boat typePower
Boat typenot available
Maximum capacitynot available
Maximum capacity978 lbs
Maximum peoplenot available
Maximum people7
General Boat Info
Makenot available
MakeMasterCraft
Modelnot available
ModelX-7
Model Yearnot available
Model Year2006
Trailer Info
Trailer - Length over allnot available
Trailer - Length over allw/ Swing Away Tongue Folded: 20 ft. 7 in
Trailer - Weightnot available
Trailer - WeightSingle-axle: 860 lbs. Tandem-axle: 1,040 lbs
Trailer - Widthnot available
Trailer - WidthSingle-axle: 99 in. Tandem-axle: 100 in

Mastercraft NXT21 2023 vs MasterCraft X-7 2006 — Common Questions

Which is the larger boat — the Mastercraft NXT21 2023 or the MasterCraft X-7 2006?
The Mastercraft NXT21 2023 is the longer of the two at 21,1 feet overall. The MasterCraft X-7 2006 comes in at 19,0 feet, making it roughly 2,1 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Mastercraft NXT21 2023 or the MasterCraft X-7 2006?
For trailering, the MasterCraft X-7 2006 has the edge at 292 lbs dry weight versus 4 700 lbs for the Mastercraft NXT21 2023. 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 NXT21 2023 is Coast Guard rated for 6 passengers, while the MasterCraft X-7 2006 is certified for 7. 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 NXT21 2023 measures 1 200" wide, compared to 91" for the MasterCraft X-7 2006. 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 NXT21 2023 or the MasterCraft X-7 2006?
The Mastercraft NXT21 2023 has the bigger tank at 59 gallons, versus 28 gallons on the MasterCraft X-7 2006. 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 Mastercraft NXT21 2023 and MasterCraft X-7 2006 from the same manufacturer?
Yes — both the Mastercraft NXT21 2023 and the MasterCraft X-7 2006 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.