Exploring New Ways to Measure Total Building Room Area

As technology continues to evolve, so do the ways we measure and understand spaces in our homes. Forget the old tape measures and guesswork—today’s methods are faster, more precise, and ideal for measuring rooms with unique layouts or complex designs. Leveraging modern technologies like LiDAR, photogrammetry, and augmented reality (AR), it’s easier than ever to accurately calculate the living room area, even in homes with unusual shapes. In this article, we’ll dive into five innovative methods that are redefining how we measure living spaces, and weigh the pros and cons of each.

1. LiDAR Scanning: Precision Redefined

LiDAR (Light Detection and Ranging) technology has become increasingly popular for scanning and mapping environments, particularly due to its use in autonomous vehicles and advanced robotics. LiDAR offers incredible accuracy by measuring distances with laser pulses and creating highly detailed 3D models of indoor spaces.

  • How it Works: A LiDAR scanner sends out rapid pulses of light and measures how long it takes for the light to bounce back after hitting surfaces. By doing this thousands of times per second, LiDAR builds a 3D map of the room, including irregular surfaces and objects.
  • Tools: Smartphones with LiDAR capabilities (e.g., iPhone 12 Pro, iPad Pro), standalone LiDAR scanners.
  • Pros: Extremely accurate, captures the full geometry of the space, works in low-light conditions.
  • Cons: Requires specialized equipment; for consumer-grade tools, accuracy may still vary.

For real estate professionals or home renovators who need precise floor plans, LiDAR offers a revolutionary approach. It’s especially useful when traditional tools struggle with complex room shapes or features.

2. Photogrammetry: Turning Photos into Measurements

Photogrammetry is another cutting-edge technology used to calculate room dimensions. This method uses 2D images taken from different angles to create a 3D model of a space. While not as precise as LiDAR, photogrammetry can offer sufficient accuracy for many real estate or renovation purposes.

  • How it Works: Photographs are taken from multiple perspectives around the room, and specialized software processes these images to create a 3D map. The software then calculates distances and areas based on these images.
  • Tools: Software like Agisoft Metashape, Autodesk Recap.
  • Pros: Non-invasive, easy to use, and often provides enough detail for practical measurements.
  • Cons: Requires multiple high-quality photos, can struggle with reflective or poorly lit surfaces.

Photogrammetry is particularly useful for individuals who don’t have access to advanced scanning equipment but need reliable measurements. Whether it’s for home remodeling or property listings, this technology allows users to calculate living room dimensions with just a camera.

3. AR Smartphone Apps: Convenience in Your Pocket

Augmented Reality (AR) smartphone apps are another popular method for measuring living room areas. Many AR apps, such as RoomScan Pro, MagicPlan, and Canvas, allow users to measure room dimensions by simply pointing their smartphone camera at the walls or corners of the room. These apps can provide near-instant measurements and even generate basic floor plans.

  • How it Works: Using the smartphone’s camera, the user points to different points in the room (such as corners or walls), and the app calculates distances between them. These measurements can then be combined to give the area of the living room.
  • Tools: AR-capable smartphones and apps (available for both iOS and Android).
  • Pros: Highly convenient, affordable, no specialized equipment required.
  • Cons: May not be as accurate for rooms with irregular shapes, results depend on the phone’s sensor quality.

For everyday homeowners and DIY renovators, AR apps are a highly accessible tool for getting quick and reasonably accurate measurements. These apps make it easy to calculate room areas without needing expensive tools or a professional surveyor.

4. Drone Mapping: Expanding into Larger Spaces

While not traditionally associated with interior spaces, drone mapping can be useful for large homes with open living areas or properties that combine indoor and outdoor spaces. Drones equipped with cameras or LiDAR scanners can capture highly detailed aerial images that are stitched together to create maps or 3D models.

  • How it Works: The drone captures images or scans the area from above, and mapping software processes these to create a detailed floor plan or 3D model.
  • Tools: Drones equipped with cameras (like DJI Phantom) or LiDAR sensors, mapping software like DroneDeploy.
  • Pros: Excellent for large, complex areas or open-plan living spaces, provides a bird’s-eye view of the entire property.
  • Cons: Not ideal for small or confined spaces, indoor use can be challenging.

Drone mapping is ideal for larger properties where open floor plans blend indoor and outdoor living areas, providing a comprehensive overview of the space that other methods may struggle to capture.

5. Geospatial and Satellite Data (For Larger Open Living Areas)

In some cases, particularly when dealing with larger or open-plan living areas, geospatial or satellite data can be used to measure living spaces, especially when properties have indoor/outdoor components. This method is especially useful for large, unconventional spaces where traditional measurements might be difficult.

  • How it Works: Satellite imagery is used to measure the overall structure, while specialized Geographic Information System (GIS) software processes the data and calculates indoor or semi-indoor areas.
  • Tools: Geographic Information Systems (GIS) like Esri or satellite mapping services.
  • Pros: Particularly useful for large properties with expansive spaces, including open or semi-outdoor areas.
  • Cons: Limited precision for smaller indoor areas, as satellite data tends to be less detailed than direct measurement.

This method is great for very large properties where space measurement goes beyond standard rooms and where indoor and outdoor areas blend seamlessly.

Gnowise’s Breakthrough in Room Area Calculation

At Gnowise, we’ve taken these advanced measurement techniques to the next level. Recently, Gnowise completed the room area calculations for over 14 million properties across Canada, using cutting-edge technology to provide unparalleled accuracy. By leveraging large-scale datasets and integrating the latest in property intelligence, Gnowise is helping real estate professionals make more informed decisions based on highly detailed property insights.