Same unit, different contract. What short term should cost, and the two clauses worth reading first.
Short term storage is the same unit as long term storage. What changes is the contract around it, and that is where the money and the irritation live. A six-week need signed onto a twelve-month agreement is the commonest way people overpay for storage in Dubai.
This page covers what counts as short term, what it should cost relative to a long commitment, and the two clauses worth reading before you sign anything.

Anything from a few weeks to a few months. It is almost always driven by a date that has slipped: a lease that ends before the next one starts, a renovation running long, a shipment that has not cleared.
The defining feature is that you do not know the end date precisely. That is not a problem to be solved before you rent — it is the normal condition, and the arrangement should allow for it rather than punish it.
Handing back one place before the next is ready. Usually two to eight weeks, and usually decided at short notice.
Furniture out while the work is done. Budget longer than the contractor says, because it always is.
Things arriving or leaving the country with customs and freight dates that do not line up with your lease.
Stock that triples for a quarter. A short term unit means paying for that peak once instead of all year.
A six-week unit will cost more per month than a two-year one, here and almost everywhere else. That is not a penalty: you are buying flexibility, and flexibility has a real cost to the person providing it. A unit that might empty with a month's notice cannot be planned around the way a committed one can.
What you should not accept is being pushed into a long contract you do not need in order to get a sensible rate at all. We rent monthly, so a short term need stays short term and a long commitment is priced as the commitment it is. Self storage cost in Dubai sets out every factor that moves the price.
Notice to leave, and what happens to time you have paid for but not used. These two decide whether a short term arrangement is genuinely short term, and they are the details most likely to be buried rather than advertised.
Ask both questions outright, of us and of anyone you compare us with: how much notice do I have to give, and if I leave mid-month does that time come back to me? A straight answer takes seconds. Anything that takes longer is worth reading carefully.
Short term changes how you pack, in one useful way: you are going to open this again soon, so pack for retrieval rather than for density.
You will be in and out of a short term unit far more than a long term one. A gap to the back wall is worth the floor it costs.
Whatever you will want first goes in last. It sounds obvious and it is routinely got backwards.
Documents, chargers, tools, a change of clothes. The box you will need is always the one at the back.
Short term is not an excuse for bin bags. They do not stack, and the unit ends up a size bigger.
If the packing is the part you are dreading, our packing and moving team is on the same site, and the storage boxes page covers what to buy if you are doing it yourself.
A good number of three-month rentals turn into a year. Usually nothing has gone wrong — the unit simply turned out to be useful, and nobody got round to emptying it.
That is fine, but it should be a decision rather than a drift. At the three-month mark, two things are worth doing: look at what is actually in there and decide whether all of it still earns its place, and check whether you are paying for a size you have half filled. If it has genuinely become long term, say so, because a longer commitment should then be priced as one.
That is the normal starting position, and it is not a problem. Tell us roughly what you are storing and roughly how long, and we will recommend a size and set it up by the month so the end date stays yours to decide.
Storage units in Dubai lists the sizes, and the facility page covers security, climate control and access.