Back to Blog
Blog

Carpet Area Against Built-Up Area — Reading K-RERA Disclosure Properly

August 17, 2026
3 min read
Carpet Area Against Built-Up Area — Reading K-RERA Disclosure Properly

Two villas can advertise the same built-up area and deliver very different usable space, which is exactly the gap carpet-area disclosure was written to close...

Two villas can advertise identical built-up area and deliver very different usable space. That gap is what carpet-area disclosure was written to close. Under the framework, pricing must follow carpet area rather than super built-up inflation, and the figure appears on the cost sheet at booking rather than in a brochure.

Definitions matter here because the terms are used loosely in marketing. Carpet area is the usable floor area within walls, excluding the thickness of external walls. Built-up area adds wall thickness and certain covered features. Super built-up, which the framework moved away from, added a share of common areas and could inflate a headline number substantially without adding a square foot you could stand on.

At Embassy Riverine, the Embassy Riverine Villas villa sizes run 4,200, 5,200 and 6,800 sq ft built-up on plots of 2,400, 3,500 and 5,400 sq ft. What you should ask for alongside those is the carpet figure per configuration, and the efficiency ratio between them. Most villa developments in this city deliver 75 to 80 per cent usable-area efficiency, so a ratio well below that band deserves a question.

Villa formats introduce a complication apartments do not have. Gardens, terraces, balconies and covered parking may or may not sit inside the saleable figure, and practice varies considerably between developers. A villa quoted at 5,200 sq ft including a substantial terrace is a different purchase from one quoting 5,200 sq ft of enclosed floor area. Ask specifically which components fall inside the Embassy Riverine Villas built up area and get the answer in writing.

Rate comparison across projects fails without this normalisation. A lower headline rate per square foot on an inflated area can cost more in absolute terms than a higher rate on a tightly defined one. Divide total consideration by carpet area rather than by the marketed figure, and the comparison becomes meaningful across every shortlist entry rather than only within one developer's range.

Three items to request before booking. Carpet area stated per configuration alongside built-up area. A written list of which garden, terrace and parking components sit inside the saleable figure. And the plot dimensions rather than only plot area, since a 3,500 sq ft plot at 50 by 70 feet behaves quite differently from the same area at 35 by 100.

Related reading: the Embassy Riverine floor plan guide.

FAQs

  1. What is the difference between carpet and built-up area?
    Carpet area is usable floor area within walls, excluding external wall thickness. Built-up area adds wall thickness and certain covered features. Super built-up added a share of common areas and is no longer the basis for pricing.

  2. Are gardens and terraces included in the saleable figure?
    Practice varies between developers, which is why it must be confirmed in writing. Ask specifically which garden, terrace, balcony and parking components sit inside the quoted area before comparing rates.

  3. How do I compare rates across projects fairly?
    Divide total consideration by carpet area rather than the marketed built-up figure. A lower rate on an inflated area can cost more in absolute terms than a higher rate on a tightly defined one.