Blu Martin Yachts SeaTop 13.90 2020 boat specs
Blu Martin Yachts
Blu Martin Yachts SeaTop 13.90 2020
2020
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VS
Blu Martin Yachts SeaTop 48 2020 boat specs
Blu Martin Yachts
Blu Martin Yachts SeaTop 48 2020
2020
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Blu Martin Yachts SeaTop 13.90 2020 vs Blu Martin Yachts SeaTop 48 2020 — Same Brand, Different Boat

The Blu Martin Yachts SeaTop 13.90 2020 vs Blu Martin Yachts SeaTop 48 2020 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 — Blu Martin Yachts SeaTop 13.90 2020 at 45,6 ft versus Blu Martin Yachts SeaTop 48 2020 at 48,5 ft. Weight tells a clearer story for trailering families: the Blu Martin Yachts SeaTop 48 2020 tips the scales at 36 376 lbs — 7 716 lbs less than the Blu Martin Yachts SeaTop 13.90 2020 at 28 660 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.

Both boats share a closely matched power ceiling — 370 hp for the Blu Martin Yachts SeaTop 13.90 2020 and 370 hp for the Blu Martin Yachts SeaTop 48 2020. Real-world performance will come down more to which motor is actually bolted on, its load at the time, and whether it's a 4-stroke or 2-stroke setup. Fuel capacity breaks the other way: the Blu Martin Yachts SeaTop 48 2020 carries 264 gallons versus 24 gallons in the Blu Martin Yachts SeaTop 13.90 2020. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

For family outings this is probably the sharpest distinction between the two. The Blu Martin Yachts SeaTop 48 2020 is rated for 14 passengers, while the Blu Martin Yachts SeaTop 13.90 2020 caps at 13. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Blu Martin Yachts SeaTop 48 2020 could be the deciding factor.

Bottom line: Choose the Blu Martin Yachts SeaTop 48 2020 if your priority is putting more people on the water — it handles 14 passengers and at 48,5 ft it has the deck room to back that rating up comfortably. The Blu Martin Yachts SeaTop 13.90 2020 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 13 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail45.60 ft
Length overall - Detail48.50 ft
Length - Feet45.6
Length - Feet48.5
Length overall - Meters13.9
Length overall - Meters14.78
Length overall - Inches547
Length overall - Inches582
Beam13.20 ft
Beam14.70 ft
Beam - Meters4.02
Beam - Meters4.48
Beam - Inches158
Beam - Inches176
Draft [max] - Detail2.20 ft
Draft [max] - Detail3.20 ft
Draft [max] - Meters0.67
Draft [max] - Meters0.98
Draft [max] - Inches26
Draft [max] - Inches38
Displacement28660.00 lbs
Displacement36376.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal24
Fuel tank capacity - Gal264
Fuel tank capacity - Liters908.5
Fuel tank capacity - Liters999.35
Engine makeVolvo Penta
Engine makeVolvo Penta
Engine modelIPS 5
Engine modelIPS 5
Horsepower370 hp
Horsepower370 hp
Fuel typeDiesel
Fuel typeDiesel
Drive typeinboard
Drive typeinboard
Engine 2 Engine MakeVolvo Penta
Engine 2 Engine MakeVolvo Penta
Engine 2 Engine ModelIPS 5
Engine 2 Engine ModelIPS 5
Engine 2 Horsepower370 hp
Engine 2 Horsepower370 hp
Engine 2 Fuel TypeDiesel
Engine 2 Fuel TypeDiesel
Engine 2 Drive Typeinboard
Engine 2 Drive Typeinboard
Operational Info
Sleeping capacity4
Sleeping capacity6
Cabins2
Cabins3
Head2
Head2
Water capacity108.5
Water capacity171.7
Boat typePower
Boat typePower

Blu Martin Yachts SeaTop 13.90 2020 vs Blu Martin Yachts SeaTop 48 2020 — Common Questions

Which is the larger boat — the Blu Martin Yachts SeaTop 13.90 2020 or the Blu Martin Yachts SeaTop 48 2020?
The Blu Martin Yachts SeaTop 48 2020 is the longer of the two at 48,5 feet overall. The Blu Martin Yachts SeaTop 13.90 2020 comes in at 45,6 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 Blu Martin Yachts SeaTop 13.90 2020 or the Blu Martin Yachts SeaTop 48 2020?
For trailering, the Blu Martin Yachts SeaTop 13.90 2020 has the edge at 28 660 lbs dry weight versus 36 376 lbs for the Blu Martin Yachts SeaTop 48 2020. 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 Blu Martin Yachts SeaTop 13.90 2020 is Coast Guard rated for 13 passengers, while the Blu Martin Yachts SeaTop 48 2020 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 Blu Martin Yachts SeaTop 48 2020 measures 176" wide, compared to 158" for the Blu Martin Yachts SeaTop 13.90 2020. 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 Blu Martin Yachts SeaTop 13.90 2020 or the Blu Martin Yachts SeaTop 48 2020?
The Blu Martin Yachts SeaTop 48 2020 has the bigger tank at 264 gallons, versus 24 gallons on the Blu Martin Yachts SeaTop 13.90 2020. That 240-gallon difference translates to roughly 720–1200 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Blu Martin Yachts SeaTop 13.90 2020 and Blu Martin Yachts SeaTop 48 2020 from the same manufacturer?
Yes — both the Blu Martin Yachts SeaTop 13.90 2020 and the Blu Martin Yachts SeaTop 48 2020 are built by Blu Martin Yachts. 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.