Journal · Super Yachts
Yacht vs superyacht vs megayacht
Sizes: useful language, not universal cut-offs
This table gives a reading aid, not a certification rule. A large vessel can be called both a yacht and a superyacht; “mega” and “giga” do not replace those descriptions. The conversions below are rounded.
| Term | Size orientation | What the label does not prove |
|---|---|---|
| Yacht | Umbrella term; no minimum or maximum imposed by this guide | Price, crew requirement, permitted use or guest capacity |
| Superyacht | Often discussed from roughly 24 m / 79 ft upward; no upper boundary here | Automatic commercial status or one required crew count |
| Megayacht | Large-yacht description; roughly 60 m / 197 ft is an orientation point, not a universal threshold | A minimum $100 million price or a regulatory category |
| Gigayacht | Informal description of very large yachts; roughly 100 m / 328 ft is an orientation point | A required $400 million budget or fixed staffing level |
Source: Passion Asset Advisory comparison of the guide's informal orientation points with the builder examples and scoped UK guidance linked below. Reviewed September 28, 2026; this is not a universal classification. Do not compare advertised length overall with a rule written for load-line length without checking the measurement basis. Gross tonnage measures enclosed volume, not the yacht's weight.
Builder language illustrates the overlap: Lürssen describes the 156-metre Dilbar as a superyacht and the 180.65-metre Azzam as a gigayacht. Those descriptions do not create a statutory size ladder.
Why 24 metres matters in some regulations
The UK Maritime and Coastguard Agency's April 2025 guidance on REG Yacht Code Part A describes a defined scope for commercial sport/pleasure yachts of 24 m and over in load-line length, with no cargo and no more than 12 passengers, subject to the code's construction-date and other conditions.
That is a scoped rule, not a declaration that every private yacht over 24 m has the same obligations. Private versus commercial use, flag, passenger count, tonnage, construction date and operating area need their own review by the flag administration and appointed specialists. More than 12 passengers requires a different assessment; a marketing label does not authorise it.
Purchase costs: the label is not a price band
Published listings checked September 28, 2026 show the difference. Burgess listed €1.8 million for 30.4-metre HUMMINGBIRD and €7.9 million for 30-metre EBYSHINE. Their size is similar, but their build dates, construction and specifications differ.
These are asking prices for named yachts, not completed sales, a market-wide range or evidence that all superyachts cost the same. The yacht cost guide adds dated examples and separates purchase, survey, refit, closing and brokerage costs.
Yearly running costs and crew
Length alone cannot set the annual budget or minimum crew. The itinerary, machinery, volume, guest service, maintenance programme, commercial use and applicable safe-manning requirements matter. A berth or crew quote for one yacht is not a class-wide figure.
For scale only, a chosen 10% annual assumption on a hypothetical $30 million yacht gives $3 million a year. This is not a quote or a guaranteed relationship between value and cost. Use the yacht running-cost calculator to test assumptions, then obtain vessel-specific operating estimates.
Choose capability before a size label
- List the cruising grounds, passages, marinas and draft limits.
- Set the guest accommodation and crew/service requirements.
- Check range, fuel capacity, machinery and maintenance access against the itinerary.
- Confirm the intended private or commercial operation with the relevant specialists.
- Compare full ownership cost and survey findings, not length alone.
“Explorer” and “expedition” describe intended use, not a separate universal size category. Neither word proves ice capability, polar certification or autonomy. Check the vessel's actual class, equipment and operating limits.
How Passion Asset Advisory uses yacht-size terms
The guide retains its September 28, 2026 review. Informal size descriptions, builder measurements and the April 2025 UK guidance are separate evidence. The regulatory passage keeps its commercial-use, load-line-length and passenger scope; appointed specialists must assess the actual vessel and flag. Asking examples retain their own observation date.
FAQ
Yacht size questions
At what size does a yacht become a superyacht?
Passion Asset Advisory uses roughly 24 metres, about 79 feet, as a reading aid, not a universal marketing or legal boundary. Check the actual vessel and the scope of any applicable rules rather than relying on the label.
Is a megayacht always over 60 metres?
No universal cut-off is used. Around 60 metres, about 197 feet, is an orientation point for this guide. Brokers and builders can use superyacht and megayacht for the same vessel.
What is a gigayacht?
It is an informal description of a very large yacht. Around 100 metres, about 328 feet, is a useful orientation point, not a certification class, guaranteed price band or minimum crew requirement.
Does a larger yacht always cost more?
Not necessarily. Builder, age, construction, volume, condition, refit work and specification affect purchase and running costs. Compare named vessels and written budgets rather than assigning a price to a size label.
Why does the 12-passenger limit appear in yacht descriptions?
Passenger count affects the applicable safety framework. The cited UK guidance for REG Yacht Code Part A covers no more than 12 passengers within its defined commercial-yacht scope. More than 12 needs a different assessment; the yacht's flag administration and certificates determine the permitted operation.
Does explorer mean a yacht can operate in ice?
No. Explorer or expedition is not proof of ice capability or polar certification. Review the actual class, hull and machinery specification, equipment and approved operating limits.
Which yacht is the largest?
Specify the measure and category first. Lürssen lists Azzam at 180.65 metres in length and Dilbar at 156 metres with 15,917 GT of enclosed volume. Length and gross tonnage describe different kinds of size, and research or commercial vessels may use different categories.
Super Yachts
Choose the yacht for the intended use.
Define the route, accommodation, crew plan and budget before evaluating candidates.