Mastercraft NXT21 2023 vs MasterCraft X-45 SS 2008 - Boat Spec Comparison

Q: Which is the larger boat — the Mastercraft NXT21 2023 or the MasterCraft X-45 SS 2008?

The MasterCraft X-45 SS 2008 is the longer of the two at 24,0 feet overall. The Mastercraft NXT21 2023 comes in at 21,1 feet, making it roughly 2,9 ft shorter — a meaningful difference in deck room and overall on-water presence.

Q: Which is easier to trailer — the Mastercraft NXT21 2023 or the MasterCraft X-45 SS 2008?

For trailering, the MasterCraft X-45 SS 2008 has the edge at 473 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.

Q: How many people can each boat hold?

The Mastercraft NXT21 2023 is Coast Guard rated for 6 passengers, while the MasterCraft X-45 SS 2008 is certified for 18. 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.

Q: Which boat is wider, and does it affect trailering?

The Mastercraft NXT21 2023 measures 1 200" wide, compared to 102" for the MasterCraft X-45 SS 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.

Q: Which boat has the larger fuel tank — the Mastercraft NXT21 2023 or the MasterCraft X-45 SS 2008?

The Mastercraft NXT21 2023 has the bigger tank at 59 gallons, versus 9 gallons on the MasterCraft X-45 SS 2008. That 50-gallon difference translates to roughly 150–250 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Q: Are the Mastercraft NXT21 2023 and MasterCraft X-45 SS 2008 from the same manufacturer?

Yes — both the Mastercraft NXT21 2023 and the MasterCraft X-45 SS 2008 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.

Boat Comparison

Mastercraft NXT21 2023 vs MasterCraft X-45 SS 2008

MasterCraft

Mastercraft NXT21 2023

2023

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MasterCraft

MasterCraft X-45 SS 2008

2008

View full specs →

Detailed Evaluation & Buyer Recommendation

Mastercraft NXT21 2023 vs MasterCraft X-45 SS 2008 — Same Brand, Different Boat

The Mastercraft NXT21 2023 vs MasterCraft X-45 SS 2008 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-45 SS 2008 at 24,0 ft. Weight tells a clearer story for trailering families: the Mastercraft NXT21 2023 tips the scales at 4 700 lbs — 4 227 lbs more than the MasterCraft X-45 SS 2008 at 473 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-45 SS 2008 is rated for 18 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-45 SS 2008 could be the deciding factor.

Bottom line: Choose the MasterCraft X-45 SS 2008 if your priority is putting more people on the water — it handles 18 passengers and at 24,0 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 - Detail24 ft. 2 in

Length - Feet21.1

Length - Feet24

Length overall - Meters6.43

Length overall - Meters7.37

Length overall - Inches253

Length overall - Inches29

Beam100.00 ft

Beam102 in

Beam - Meters30.48

Beam - Meters2.59

Beam - Inches1200

Beam - Inches102

Draft [max] - Detail27.00 ft

Draft [max] - Detail28 in

Draft [max] - Meters8.23

Draft [max] - Meters0.71

Draft [max] - Inches324

Draft [max] - Inches28

Displacement4700.00 lbs

Displacementnot available

Depth - Detailnot available

Depth - DetailTransom: 28 in. Amidship: 19 in

Depth - Centimetersnot available

Depth - Centimeters71.12

Depth - Inchesnot available

Depth - Inches28

Weight - Detailnot available

Weight - Detail4,730 lbs

Weight - kgnot available

Weight - kg2145.49

Weight - lbs.not available

Weight - lbs.473

Length - Inchesnot available

Length - Inches2

Length [over all with swim platform]not available

Length [over all with swim platform]26 ft. 3 in

Engine and Drivetrain

Fuel tank capacity - Gal59

Fuel tank capacity - Gal9

Fuel tank capacity - Liters223.34

Fuel tank capacity - Liters340.69

Fuel tank capacity - Detailnot available

Fuel tank capacity - Detail90 gal

Fuel typenot available

Fuel typeGas

Drive typenot available

Drive typeInboard

Operational Info

Boat typePower

Boat typenot available

Maximum capacitynot available

Maximum capacity2,928 lbs

Maximum peoplenot available

Maximum people18

General Boat Info

Makenot available

MakeMasterCraft

Modelnot available

ModelX-45 SS

Model Yearnot available

Model Year2008

Body / Hull

Hull materialnot available

Hull materialFiberglass

Hull typenot available

Hull typeModified Vee

Trailer Info

Trailer - Length over allnot available

Trailer - Length over all26 ft. 11 in. w/ Swing Away Tongue Folded: 24 ft. 3 in

Trailer - Weightnot available

Trailer - WeightTandem-axle: 1,480 lbs

Trailer - Widthnot available

Trailer - WidthTandem-axle: 100 in

Mastercraft NXT21 2023 vs MasterCraft X-45 SS 2008 — Common Questions

Which is the larger boat — the Mastercraft NXT21 2023 or the MasterCraft X-45 SS 2008?

The MasterCraft X-45 SS 2008 is the longer of the two at 24,0 feet overall. The Mastercraft NXT21 2023 comes in at 21,1 feet, making it roughly 2,9 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-45 SS 2008?

For trailering, the MasterCraft X-45 SS 2008 has the edge at 473 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-45 SS 2008 is certified for 18. 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 102" for the MasterCraft X-45 SS 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 Mastercraft NXT21 2023 or the MasterCraft X-45 SS 2008?

The Mastercraft NXT21 2023 has the bigger tank at 59 gallons, versus 9 gallons on the MasterCraft X-45 SS 2008. That 50-gallon difference translates to roughly 150–250 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.

Are the Mastercraft NXT21 2023 and MasterCraft X-45 SS 2008 from the same manufacturer?

Yes — both the Mastercraft NXT21 2023 and the MasterCraft X-45 SS 2008 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.

← Mastercraft NXT21 2023 full specs ← MasterCraft X-45 SS 2008 full specs