Nautic Africa 24M Sentinel 2020 boat specs
Nautic Africa
Nautic Africa 24M Sentinel 2020
2020
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VS
Nautic Africa 47M Frontier 2020 boat specs
Nautic Africa
Nautic Africa 47M Frontier 2020
2020
View full specs →

Nautic Africa 24M Sentinel 2020 vs Nautic Africa 47M Frontier 2020 — Same Brand, Different Boat

The Nautic Africa 24M Sentinel 2020 vs Nautic Africa 47M Frontier 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.

Size is the most obvious dividing line here. The Nautic Africa 47M Frontier 2020 measures 154,0 feet overall (2020), giving it roughly 75,3 additional feet of deck space compared to the Nautic Africa 24M Sentinel 2020 at 78,7 feet (2020). Weight tells a clearer story for trailering families: the Nautic Africa 47M Frontier 2020 tips the scales at 826 733 lbs — 645 954 lbs less than the Nautic Africa 24M Sentinel 2020 at 180 779 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.

The Nautic Africa 24M Sentinel 2020 carries a rated maximum of 1 449 hp. Engine data for the Nautic Africa 47M Frontier 2020 wasn't available in our records — check the manufacturer's spec sheet before sizing a motor.Fuel capacity breaks the other way: the Nautic Africa 47M Frontier 2020 carries 26 417 gallons versus 4 755 gallons in the Nautic Africa 24M Sentinel 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 Nautic Africa 47M Frontier 2020 is rated for 46 passengers, while the Nautic Africa 24M Sentinel 2020 caps at 23. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Nautic Africa 47M Frontier 2020 could be the deciding factor.

Bottom line: Choose the Nautic Africa 47M Frontier 2020 if your priority is putting more people on the water — it handles 46 passengers and at 154,0 ft it has the deck room to back that rating up comfortably. The Nautic Africa 24M Sentinel 2020 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 23 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail78.70 ft
Length overall - Detail154.00 ft
Length - Feet78.7
Length - Feet154
Length overall - Meters23.99
Length overall - Meters46.94
Length overall - Inches944
Length overall - Inches1848
Beam20.00 ft
Beam27.80 ft
Beam - Meters6.1
Beam - Meters8.47
Beam - Inches240
Beam - Inches334
Draft [max] - Detail4.70 ft
Draft [max] - Detail6.30 ft
Draft [max] - Meters1.43
Draft [max] - Meters1.92
Draft [max] - Inches56
Draft [max] - Inches76
Displacement180779.00 lbs
Displacement826733.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal4755
Fuel tank capacity - Gal26417
Fuel tank capacity - Liters17999.62
Fuel tank capacity - Liters99999.18
Engine makeCAT
Engine makeCummins
Engine modelC32 ACERT C-Rating
Engine modelKTA50-M2 1342
Horsepower1449 hp
Horsepowernot available
Engine 2 Engine MakeCAT
Engine 2 Engine MakeCummins
Engine 2 Engine ModelC32 ACERT C-Rating
Engine 2 Engine ModelKTA50-M2 1342
Engine 2 Horsepower1449 hp
Engine 2 Horsepowernot available
Engine 3 Engine Makenot available
Engine 3 Engine MakeCummins
Engine 3 Engine Modelnot available
Engine 3 Engine ModelKTA50-M2 1342
Performance
Cruising speed16
Cruising speed16
Cruising speed measureknots
Cruising speed measureknots
Maximum speed24
Maximum speed22
Maximum speed measureknots
Maximum speed measureknots
Operational Info
Water capacity686.8
Water capacity5283
Boat typePower
Boat typePower

Nautic Africa 24M Sentinel 2020 vs Nautic Africa 47M Frontier 2020 — Common Questions

Which is the larger boat — the Nautic Africa 24M Sentinel 2020 or the Nautic Africa 47M Frontier 2020?
The Nautic Africa 47M Frontier 2020 is the longer of the two at 154,0 feet overall. The Nautic Africa 24M Sentinel 2020 comes in at 78,7 feet, making it roughly 75,3 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Nautic Africa 24M Sentinel 2020 or the Nautic Africa 47M Frontier 2020?
For trailering, the Nautic Africa 24M Sentinel 2020 has the edge at 180 779 lbs dry weight versus 826 733 lbs for the Nautic Africa 47M Frontier 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.
What is the maximum horsepower rating for these boats?
The Nautic Africa 24M Sentinel 2020 has a documented max rating of 1 449 hp. Engine specifications for the Nautic Africa 47M Frontier 2020 were not available in our database — check the OEM spec sheet or manufacturer's website for confirmation.
How many people can each boat hold?
The Nautic Africa 24M Sentinel 2020 is Coast Guard rated for 23 passengers, while the Nautic Africa 47M Frontier 2020 is certified for 46. 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 Nautic Africa 47M Frontier 2020 measures 334" wide, compared to 240" for the Nautic Africa 24M Sentinel 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 Nautic Africa 24M Sentinel 2020 or the Nautic Africa 47M Frontier 2020?
The Nautic Africa 47M Frontier 2020 has the bigger tank at 26 417 gallons, versus 4 755 gallons on the Nautic Africa 24M Sentinel 2020. That 21662-gallon difference translates to roughly 64986–108310 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Nautic Africa 24M Sentinel 2020 and Nautic Africa 47M Frontier 2020 from the same manufacturer?
Yes — both the Nautic Africa 24M Sentinel 2020 and the Nautic Africa 47M Frontier 2020 are built by Nautic Africa. 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.