Cayman Yachts 400WA Walk Around 2021 boat specs
Cayman Yachts
Cayman Yachts 400WA Walk Around 2021
2021
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Cayman Yachts F520 Flybridge 2019 boat specs
Cayman Yachts
Cayman Yachts F520 Flybridge 2019
2019
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Cayman Yachts 400WA Walk Around 2021 vs Cayman Yachts F520 Flybridge 2019 — Same Brand, Different Boat

The Cayman Yachts 400WA Walk Around 2021 vs Cayman Yachts F520 Flybridge 2019 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 Cayman Yachts F520 Flybridge 2019 measures 52,4 feet overall (2019), giving it roughly 10,0 additional feet of deck space compared to the Cayman Yachts 400WA Walk Around 2021 at 42,4 feet (2021). Weight tells a clearer story for trailering families: the Cayman Yachts F520 Flybridge 2019 tips the scales at 40 786 lbs — 14 331 lbs less than the Cayman Yachts 400WA Walk Around 2021 at 26 455 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 power gap is worth calling out. Rated to 435 hp, the Cayman Yachts F520 Flybridge 2019 has a 55-hp advantage over the Cayman Yachts 400WA Walk Around 2021's 380-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Cayman Yachts F520 Flybridge 2019 carries 370 gallons versus 334 gallons in the Cayman Yachts 400WA Walk Around 2021. 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 Cayman Yachts F520 Flybridge 2019 is rated for 15 passengers, while the Cayman Yachts 400WA Walk Around 2021 caps at 12. If you're regularly pulling extended family or a group of friends onto the water, the extra seats on the Cayman Yachts F520 Flybridge 2019 could be the deciding factor.

Bottom line: Choose the Cayman Yachts F520 Flybridge 2019 if your priority is putting more people on the water — it handles 15 passengers and at 52,4 ft it has the deck room to back that rating up comfortably. The Cayman Yachts 400WA Walk Around 2021 is the smarter pick if you want a lighter, easier-to-trailer boat rated for 12 that costs less to run day-to-day.
Measurements / Dimensions
Length overall - Detail42.40 ft
Length overall - Detail52.40 ft
Length - Feet42.4
Length - Feet52.4
Length overall - Meters12.92
Length overall - Meters15.97
Length overall - Inches509
Length overall - Inches629
Beam12.70 ft
Beam14.60 ft
Beam - Meters3.87
Beam - Meters4.45
Beam - Inches152
Beam - Inches175
Draft [max] - Detail2.80 ft
Draft [max] - Detail4.40 ft
Draft [max] - Meters0.85
Draft [max] - Meters1.34
Draft [max] - Inches34
Draft [max] - Inches53
Displacement26455.00 lbs
Displacement40785.50 lbs
Engine and Drivetrain
Fuel tank capacity - Gal334.4
Fuel tank capacity - Gal369.8
Fuel tank capacity - Liters1265.84
Fuel tank capacity - Liters1399.84
Engine makeVolvo Penta
Engine makeVolvo Penta
Engine modelD6 IPS 5
Engine modelIPS 600 D6
Horsepower380 hp
Horsepower435 hp
Fuel typeDiesel
Fuel typeDiesel
Drive typeinboard
Drive typeinboard
Engine 2 Engine MakeVolvo Penta
Engine 2 Engine MakeVolvo Penta
Engine 2 Engine ModelD6 IPS 5
Engine 2 Engine ModelIPS 600 D6
Engine 2 Horsepower380 hp
Engine 2 Horsepower435 hp
Engine 2 Fuel TypeDiesel
Engine 2 Fuel TypeDiesel
Engine 2 Drive Typeinboard
Engine 2 Drive Typeinboard
Operational Info
Sleeping capacity4
Sleeping capacity6
Cabins1
Cabins3
Head1
Head2
Water capacity52.8
Water capacity113.5
Boat typePower
Boat typePower

Cayman Yachts 400WA Walk Around 2021 vs Cayman Yachts F520 Flybridge 2019 — Common Questions

Which is the larger boat — the Cayman Yachts 400WA Walk Around 2021 or the Cayman Yachts F520 Flybridge 2019?
The Cayman Yachts F520 Flybridge 2019 is the longer of the two at 52,4 feet overall. The Cayman Yachts 400WA Walk Around 2021 comes in at 42,4 feet, making it roughly 10,0 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Cayman Yachts 400WA Walk Around 2021 or the Cayman Yachts F520 Flybridge 2019?
For trailering, the Cayman Yachts 400WA Walk Around 2021 has the edge at 26 455 lbs dry weight versus 40 786 lbs for the Cayman Yachts F520 Flybridge 2019. 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.
Which boat can handle a bigger outboard?
The Cayman Yachts F520 Flybridge 2019 is rated to a maximum of 435 hp, giving it the larger power ceiling. The Cayman Yachts 400WA Walk Around 2021 tops out at 380 hp. Keep in mind that maximum ratings are just that — matching the motor to the actual load and usage pattern usually matters more than chasing the ceiling.
How many people can each boat hold?
The Cayman Yachts 400WA Walk Around 2021 is Coast Guard rated for 12 passengers, while the Cayman Yachts F520 Flybridge 2019 is certified for 15. 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 Cayman Yachts F520 Flybridge 2019 measures 175" wide, compared to 152" for the Cayman Yachts 400WA Walk Around 2021. 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 Cayman Yachts 400WA Walk Around 2021 or the Cayman Yachts F520 Flybridge 2019?
The Cayman Yachts F520 Flybridge 2019 has the bigger tank at 370 gallons, versus 334 gallons on the Cayman Yachts 400WA Walk Around 2021. That 35-gallon difference translates to roughly 106–177 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Cayman Yachts 400WA Walk Around 2021 and Cayman Yachts F520 Flybridge 2019 from the same manufacturer?
Yes — both the Cayman Yachts 400WA Walk Around 2021 and the Cayman Yachts F520 Flybridge 2019 are built by Cayman 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.