How Digital Twins Cut 25-30% From Design-Build Time and Cost
Most of the conversations we have with Greek developers, mall operators and technical departments end at the same place: “Fine, the 3D virtual tour looks good, but show me that it pays for itself on a real programme.”
So rather than argue the point, we’re publishing the strongest piece of evidence Matterport has put out on the construction side, and adding the part that isn’t in it: what these workflows look like in the Greek property market, and where the cost of a 3D building scan actually comes back.
Note: the case study below is Matterport’s, about a client of theirs. It is not Vivestia’s work. The figures are reproduced with attribution. The Greek-market analysis that follows is ours.
01
Who the case study covers
A US integrated construction and real estate development group: 150 years old, more than 45 offices worldwide, with clients spanning international banks, pharmaceutical groups, retail chains and healthcare institutions.
This is not an early-adopter experiment. The group has been standardised on Matterport since 2016.
02
The problem
Coordination across dozens of project sites, with design agencies, contractors and vendors spread across geographies. Every design review, every existing-conditions check and every inspection meant somebody getting on a plane. When travel stopped being possible, the cost of that dependency became impossible to ignore.
03
What they actually did: four captures per project
The group captures a digital twin at four points in every project:
Before work begins
baseline documentation of existing conditions
After demolition
mechanical, plumbing and structure, fully exposed
At rough-in
everything recorded before the walls close
At completion
as-built documentation for handover
On top of the 3D scan, four features do the heavy lifting
Measurement Mode
for accessibility compliance checks: desk and counter heights, clearances, taken from the digital twin instead of from a second site visit
Notes
for threaded discussion inside the virtual tour, so a design comment is attached to the exact spot it refers to
MatterPak
colourised point cloud and 3D mesh, handed to the design team
Mattertags
linking building systems to maintenance procedures, feeding the O&M manuals at handover
They also run the Matterport-Procore integration, so the twin opens inside the project management system the team already lives in. No second platform to adopt.
04
The numbers
Figures from Matterport’s case study about a client of theirs. See the source at the end of this article.
As recorded in the case study:
“In a single four-hour, online meeting, we designed and went through 21 branch locations using Matterport. That’s 21 times our team avoided a day of time lost to traveling to a physical location, which translates to 168 working hours saved.”
“Matterport really helps with accountability as we move through design and build phases, saving us roughly 25% to 30% in time and money.”
“Reliability is essential in design and construction. We have seen from start to finish that the digital twins deliver excellent accuracy that makes virtual design decision-making possible.”
Director of Strategic Projects at the group, in Matterport’s case study
05
What this means for the Greek property market
Here is where we add our own view. These numbers come from a US programme with US travel distances, and we’re not going to pretend they transfer one-to-one to Greece. But three of the workflows map almost exactly onto what Greek developers and mall operators are dealing with right now, and one of them is arguably worth more here than it is in the States.
1. Tenant fit-out in shopping centres: the 21-unit problem
The headline number came from reviewing 21 near-identical retail units in one session. Any operator running several shopping centres in Greece has precisely this pattern: dozens of fit-outs a year, each one a cycle of shell handover, tenant design submission, landlord technical review, snagging and final acceptance. Each step currently requires somebody physically standing in the unit, usually more than once.
Scan the unit once at handover and the tenant’s architect, who may be in Milan, London or Dubai, designs against real geometry instead of a decade-old CAD drawing that no longer reflects the shell. The technical department reviews the submission against a digital twin rather than a site visit. Disputes about handover condition stop being disputes, because there is a dated, measurable record.
This is the workflow with the clearest return in the Greek retail market, and the one almost nobody here is running yet.
2. Selling off-plan to overseas buyers
This isn’t in the original case study at all, and it’s where Greece diverges from the US.
A significant share of new premium residential stock in Attica and on the islands is sold to buyers who will not see the unit before committing: Golden Visa buyers, investors and diaspora purchasers. Renders sell the concept; they don’t answer the questions a serious buyer actually has about volume, sightlines, ceiling height and how the spaces connect. A 360 virtual tour of the show apartment does, at 3am, from Tel Aviv or Shanghai, without an appointment, on any device.
It also does something renders structurally cannot: it lets the buyer measure. The gap between “it looks generous” and “my furniture fits” is where a lot of deals stall.
3. As-built records, and everything behind the wall
The rough-in scan is the one that pays for itself quietly, years later.
Every service run recorded in place, dimensionally, before it disappears behind plasterboard. When something needs opening up in year four, and something always does, “where exactly does that run?” is answered from a desk in ninety seconds instead of by exploratory demolition.
For an operator holding assets long-term rather than building and selling on, this is the argument that matters most. The digital twin isn’t a construction tool that gets archived at handover; it becomes the asset’s facility management record.
4. Accessibility and compliance measurement
In the case study, Measurement Mode is used for ADA compliance checks. Greek accessibility requirements differ in detail, but the mechanic is identical: verifying clearances, heights and circulation from a dimensionally accurate digital twin rather than a repeat site visit with a tape measure, and being able to prove the measurement afterwards, from a dated record.
06
The honest version of the business case
We’d rather be straight about this than oversell it.
The 25-30% figure belongs to one specific programme with its own travel geography. Your number will be different. What transfers reliably is the mechanism: every decision made from a digital twin is a site visit that didn’t need to happen, and every dated capture is a dispute that doesn’t need to be argued.
On a project where the technical team makes repeated trips to the same sites, or where reviews stall waiting for someone to get there, the arithmetic works out quickly. On a single-site project with the team already permanently on site, it works out much less quickly. We will tell you which one you have before you spend anything.
Vivestia Creations: Matterport in Greece
Vivestia Creations is a Matterport Strategic Service Partner based in Greece, producing 3D virtual tours and digital twins for hotels, real estate, shopping centres, logistics, yachts and events.
Our work includes One & Only Kéa Island, W Costa Navarino, the Athens War Museum, Vernicos Yachts, Variety Cruises, Mitsis Hotels, Crowne Plaza, Miraggio, Aldemar and Acrotel. Vivestia has been featured by Matterport on its official blog, has been recognised at the Tourism Awards, and is registered with Elevate Greece.
If you’re running a multi-site programme and want to know whether the arithmetic works for it: we’ll scan one space and you decide from the result rather than from a deck.
Source
- This case study is published by Matterport and describes the work of a client of theirs, not work by Vivestia. All figures and quotations belong to their respective owners and are reproduced here with attribution.
- Original: Gilbane accelerates design-build programs with Matterport digital twins, matterport.com
- The Greek-market analysis in this article is Vivestia Creations’ own.
