Dubai Property Sizes Explained: BUA, Plot Area and What You're Actually Buying

Two homes can both be advertised at 4,800 sq ft and still be very different sizes. The reason is rarely a mistake. It's that the numbers on brochures, listings and contracts measure different things, and the same word, often "BUA", doesn't always mean the same thing from one document to the next.

This guide explains the terms you'll meet when you compare Dubai properties, what each one usually includes, and the questions that get you a like-for-like comparison.

The Terms, in Plain Language

There is no single definition that every developer applies in exactly the same way. What follows is how these terms are most commonly used.

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Documents often show both square metres and square feet. One square metre is about 10.76 square feet, so a conversion changes the units but not what's included.

Why One Home Has Several "Sizes"

Take an apartment with a 1,200 sq ft BUA that includes a 200 sq ft balcony. Inside the walls it has 1,000 sq ft. Neither number is wrong. They measure different things.

This is where comparisons go astray. A price per square foot quoted on BUA, balcony included, will look lower than the same home quoted on its internal area alone. If you compare one developer's BUA rate with another's internal-area rate, you're not comparing like with like.

A square foot is only comparable when you know what was measured.

Villas: BUA vs Plot Area

For a villa, two areas matter at once: the land and the building.

BUA counts floor area across every level, so a multi-storey home can have a built-up area larger than the plot it stands on. That isn't a contradiction. A home that's stacked over several floors needs far less land per square foot of living space than one spread across a single level.

The Terra Golf Collection shows the effect. Its largest stand-alone villa lists a total area of 8,700 sq ft on a plot of roughly 4,700 sq ft, which works because the home is built over multiple levels.

Plot area also explains why two similar homes can feel completely different. Even within a single Terra villa type, plot sizes can vary: the 7,711 sq ft twin villa comes on plots ranging from 3,552 to 5,275 sq ft. The built area is the same, but some owners get considerably more land.

Two homes with the same built-up area can sit on very different plots. When you compare villas, look at both numbers, not just the one in the headline.

Why It Matters in Practice

— Price comparisons. Price per square foot only works if both properties are measured the same way. Ask what the rate is based on.

— Service charges. Service charges are worked out from the size of your unit. Our guide to service charges and DLD fees explains the calculation. Ask which area it's applied to.

— Usable space. Wall thickness and layout efficiency mean two homes with the same BUA can offer different amounts of usable room. Size also isn't the whole story of how a space feels, which we cover in why the proportions of a room matter more than its size.

— The contract. The area in your SPA is the one you're buying. Our guide to the Sales Purchase Agreement covers what else to check in it.

Questions to Ask Before You Compare

— Is the quoted figure BUA, internal area, or the sellable area in the contract?

— Does it include balconies and terraces, and can I see them listed separately?

— Do covered extras such as a maid's room, storage or a basement count towards it?

— Is the price per square foot calculated on this same figure?

— Which area are service charges calculated on?

— For a villa, what is the registered plot area, and does it match the plan?

That last question links to the official plot plan. Our guide to the affection plan explains how it defines your boundaries.

At Handover

Once the home is finished, check what you've been given against the floor plan in your contract. If something doesn't match, raise it in writing as part of your snagging process. Our snagging guide walks through what to check.

Choosing Between Property Types

Area terms apply differently across property types. An apartment has no plot, while a villa has both land and floors. If you're still deciding between formats, our guide to apartments versus villas covers the wider trade-offs.