Heesen Yachts Ann G 2015 boat specs
Heesen Yachts
Heesen Yachts Ann G 2015
2015
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Heesen Yachts Project Orion 2025 boat specs
Heesen Yachts
Heesen Yachts Project Orion 2025
2025
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Heesen Yachts Ann G 2015 vs Heesen Yachts Project Orion 2025 — Same Brand, Different Boat

The Heesen Yachts Ann G 2015 vs Heesen Yachts Project Orion 2025 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 — Heesen Yachts Ann G 2015 at 162,9 ft versus Heesen Yachts Project Orion 2025 at 163,4 ft. At 998 000 lbs and 998 000 lbs respectively, both sit in a similar weight class — either should pair comfortably with most mid-size SUVs and half-ton trucks, though always confirm your specific tow rating with the motor added.

The power gap is worth calling out. Rated to 1 341 hp, the Heesen Yachts Ann G 2015 has a 537-hp advantage over the Heesen Yachts Project Orion 2025's 804-hp ceiling — enough to notice on acceleration and at cruising speed, particularly with a full passenger load. Fuel capacity breaks the other way: the Heesen Yachts Project Orion 2025 carries 12 416 gallons versus 1 585 gallons in the Heesen Yachts Ann G 2015. On a lake day that's negligible, but for coastal cruising or long reservoir runs the extra range matters.

Both boats are rated for 49 passengers — a good fit for a family of four or five plus guests. Comfort at capacity is another matter; the longer hull typically means more seat options and better weight distribution.

Bottom line: Performance buyers should lean toward the Heesen Yachts Ann G 2015 and its 1 341-hp ceiling. If fuel economy and quieter running matter more than top-end speed, the Heesen Yachts Project Orion 2025 with its 804-hp rating is the more economical daily driver.
Measurements / Dimensions
Length overall - Detail162.90 ft
Length overall - Detail163.40 ft
Length - Feet162.9
Length - Feet163.4
Length overall - Meters49.65
Length overall - Meters49.8
Length overall - Inches1955
Length overall - Inches1961
Beam29.60 ft
Beam29.10 ft
Beam - Meters9.02
Beam - Meters8.87
Beam - Inches355
Beam - Inches349
Draft [max] - Detail9.70 ft
Draft [max] - Detail7.10 ft
Draft [max] - Meters2.96
Draft [max] - Meters2.16
Draft [max] - Inches116
Draft [max] - Inches85
Displacement998000.00 lbs
Displacement998000.00 lbs
Engine and Drivetrain
Fuel tank capacity - Gal1585
Fuel tank capacity - Gal12416
Fuel tank capacity - Liters59998.75
Fuel tank capacity - Liters46999.65
Engine makeMTU
Engine makeMTU
Engine model8V 4000 M63
Engine model12V 2000 M61
Horsepower1341 hp
Horsepower804 hp
Engine 2 Engine MakeMTU
Engine 2 Engine MakeMTU
Engine 2 Engine Model8V 4000 M63
Engine 2 Engine Model12V 2000 M61
Engine 2 Horsepower1341 hp
Engine 2 Horsepower804 hp
Performance
Cruising speed12
Cruising speed12
Cruising speed measureknots
Cruising speed measureknots
Maximum speed15
Maximum speed16
Maximum speed measureknots
Maximum speed measureknots
Operational Info
Cabins5
Cabins6
Water capacity528
Water capacity42
Boat typePower
Boat typePower

Heesen Yachts Ann G 2015 vs Heesen Yachts Project Orion 2025 — Common Questions

Which is the larger boat — the Heesen Yachts Ann G 2015 or the Heesen Yachts Project Orion 2025?
The Heesen Yachts Project Orion 2025 is the longer of the two at 163,4 feet overall. The Heesen Yachts Ann G 2015 comes in at 162,9 feet, making it roughly 0,5 ft shorter — a meaningful difference in deck room and overall on-water presence.
Which is easier to trailer — the Heesen Yachts Ann G 2015 or the Heesen Yachts Project Orion 2025?
For trailering, the Heesen Yachts Project Orion 2025 has the edge at 998 000 lbs dry weight versus 998 000 lbs for the Heesen Yachts Ann G 2015. 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 Heesen Yachts Ann G 2015 is rated to a maximum of 1 341 hp, giving it the larger power ceiling. The Heesen Yachts Project Orion 2025 tops out at 804 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 Heesen Yachts Ann G 2015 is Coast Guard rated for 49 passengers, while the Heesen Yachts Project Orion 2025 is certified for 49. 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 Heesen Yachts Ann G 2015 measures 355" wide, compared to 349" for the Heesen Yachts Project Orion 2025. 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 Heesen Yachts Ann G 2015 or the Heesen Yachts Project Orion 2025?
The Heesen Yachts Project Orion 2025 has the bigger tank at 12 416 gallons, versus 1 585 gallons on the Heesen Yachts Ann G 2015. That 10831-gallon difference translates to roughly 32493–54155 nautical miles of additional range at cruising speed, depending on motor, load, and conditions.
Are the Heesen Yachts Ann G 2015 and Heesen Yachts Project Orion 2025 from the same manufacturer?
Yes — both the Heesen Yachts Ann G 2015 and the Heesen Yachts Project Orion 2025 are built by Heesen 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.