Change the OTA search from 2 Adults to 1 Adult before looking at star ratings. Then check four things: whether the room names change, whether the cheapest option is still a Double or Twin, whether a true Single appears, and what the total price difference is between the Single and the next room up. Busan Business Hotel currently lists its Business Single as 17㎡, one 1400×2000mm bed, maximum occupancy 1, with 36 rooms in this category. For a solo traveler, that makes the Single a useful baseline; a Double should be treated as an upgrade rather than the default.
After switching to 1 Adult, does the room list actually change?
This comes before the nightly rate. Booking.com, Agoda and Trip.com currently surface the Business Single, but public hotel pages can mix room types with different occupancy limits. Seeing “Single” in the list does not mean you have completed a proper one-adult comparison. Keep Guests fixed at 1 Adult and compare the final rate plan you would actually book.
| Room | Size / occupancy | What a solo guest buys | What may go unused |
|---|---|---|---|
| Business Single | Official: 17㎡ / max 1 guest 1400×2000mm ×1 | A one-person bed, one-person capacity and a smaller product boundary | You are not prepaying for a second guest's occupancy |
| Business Double | The hotel lists this category; current Agoda inventory shows 24㎡ / max 2 adults / 1 Double | A larger room product and double-bed format | For one guest, the second-person capacity itself is unused |
| Standard Double | The hotel lists this category; current Agoda inventory shows 24㎡ / max 2 adults | A larger Double-room product | If you do not need the extra bed width or space, the upgrade may add little value |
| Standard Twin | The hotel lists this category; current Agoda inventory shows 24㎡ / max 2 adults / 2 beds | Two separate beds and two-person capacity | A solo traveler will usually leave the second bed unused |
The Business Single's 17㎡ size, 1400×2000mm bed and one-person occupancy come from the hotel. The 24㎡ and occupancy details for the other categories were cross-checked against current Agoda inventory because the hotel's indexed pages do not expose every room specification. Confirm the exact room on the booking page you use.
A 17㎡ Single is not just “a room with one less bed”
The useful difference for solo travel is unused capacity. A Double can accommodate two people, but only one person will enter the room on this trip. That does not automatically make a Double wasteful. The better question is what the extra product actually does for you.
Start with the 1400mm bed. If that width already suits how you sleep, “Double sounds more comfortable” is not enough reason to upgrade. If you want a larger bed, spread luggage around the room or spend long waking hours inside, the bigger room can have a clear purpose.
A Double is not wasteful for one person—unless you cannot explain the upgrade
For two guests, Single to Double is mostly an occupancy requirement. For one guest, it becomes a genuine solo upgrade. The question changes to: how much more per night would you pay for a room that feels more generous when only one person is using it?
| Reason to upgrade | Could a Double be worth it? | Check before paying |
|---|---|---|
| A 1400mm bed is already enough for me | Low | Do not upgrade just because the room name sounds better |
| I want a wider bed or more movement space | Potentially high | Exact bed type and room size |
| I need to work in the room every day | Depends | Desk, chair, outlet position and lighting—not the hotel name |
| I am staying 4–5 nights and spend a lot of time in the room | Potentially higher | Whether the upgrade solves something you will use every day |
Booking.com's current hotel description lists an in-room desk, and the official Single page confirms internet access. The hotel does not publish enough detail on outlet positions and lighting to assume that a room is ideal for long work sessions simply because the property is called a Business Hotel.
Four yeses are enough to make the Single a complete product
- Is the bed enough? Does 1400mm work for your own sleep habits?
- Can the room handle your luggage? Does 17㎡ work for the number of bags you actually carry?
- Does the bathroom work for you? Check the current room listing against your minimum needs.
- How will you use the room? If you mainly shower and sleep there, do you really need to buy another tier?
If all four answers are yes, the Business Single already works as a complete stay product. Only then compare the extra cost of a Double.
On a five-night stay, the upgrade cost repeats every night
A room upgrade is not a one-off fee. If a Double costs Δ more than a Single on equivalent terms, one night adds Δ while five nights add roughly 5Δ. If nightly rates vary, use the total stay difference rather than multiplying the first night's price.
That changes the answer on longer stays. Paying more can make sense when the extra total buys a wider bed, useful work space or comfort you will use every day. If the only reason is “bigger is better,” you are repeatedly paying for an upgrade without a defined job.
A price comparison only works with 1 Adult, the same breakfast and the same cancellation terms
This guide does not publish a fixed current room rate. Public booking pages can expose historical price snapshots with mixed guest counts, dates and rate plans; using those as a “solo price today” would be misleading.
| Keep this fixed | Single | Double |
|---|---|---|
| Guests | 1 Adult | 1 Adult |
| Stay dates | Same dates | Same dates |
| Breakfast | Same inclusion | Same inclusion |
| Cancellation | Same refund terms | Same refund terms |
| Taxes / fees | Use the final total | Use the final total |
| Final question | Does this already solve the stay? | What does the extra money buy? |
Breakfast is a comparison condition here, not the reason to choose the hotel. Current OTA pages show that breakfast and cancellation rules can vary by rate plan, so do not compare a refundable room-only Single with a non-refundable breakfast-included Double.
If two adults are staying, most of this guide no longer applies
The Business Single's maximum occupancy of one excludes it for two adults. Compare Business Double, Standard, Twin or other suitable categories directly by bed setup, room needs and total price. If you are traveling alone but 17㎡ or the 1400mm bed still does not work for you, return to our Busan hotel guide instead of forcing this property to fit.
Remove the imaginary second guest from the room
Before paying, run one final thought experiment: only you will use this room from start to finish.
- Do I still need the larger bed?
- Do I still need the extra space?
- Am I happy to pay the full difference?
If all three answers have a concrete reason, choose the Double. If the reason is only “bigger is probably nicer,” look at the Business Single again. The interesting thing about Busan Business Hotel for solo travelers is not simply that it has a smaller room. It gives you a clean way to ask whether one guest still needs to pay for a two-person room product.
Three final questions before booking
Does Busan Business Hotel have a true single room?
Yes. The hotel currently lists the Business Single Room at 17㎡ with one 1400×2000mm bed, maximum occupancy of one person and 36 rooms in the category.
Should a solo traveler choose the Single or a Double?
Use the Single as the baseline. Upgrade only when the Double's bed, space or work setup solves a need you will actually use and the total price difference is acceptable.
Is the Single always cheaper?
No. Keep 1 Adult, dates, breakfast, cancellation and taxes the same, then compare the total stay price.
Sources and checks
- Busan Business Hotel official room page: Business Single 17㎡, 1400×2000mm bed, max 1 guest, 36 rooms
- Official Business Center: 24-hour access, PC, Print & Fax and Wi-Fi
- Booking.com: current room names, desk, breakfast and rate-plan conditions
- Agoda: cross-check of Business Single, Business Double and Standard room size and occupancy
- Trip.com: current room inventory and policy cross-check
Information checked 2026-08-10. Room inventory, breakfast, cancellation rules and prices can change. Confirm your exact dates, 1 Adult search and final rate plan before payment.