Difference between 2.5D map and 3D map in Planning

[Koushik_Ray]

Hi All.

Does anyone know the difference between 2.5D map and 3D map in planning?

[Javed_Ansari]

Here you can see a table:

Comparison of the building heights measured on a 2.5D map and in a 3D GIS.

Source: https://www.researchgate.net/figure/Comparison-of-the-building-heights-measured-on-a-25D-map-and-in-a-3D-GIS_tbl4_309963828

[krunal_shah]

Basically 3D maps useful to plan sites to cater traffic from high-rise buildings, it can be useful with geo location tools from where we can get exact location of users vertically in high-rise/skyscraper buildings. For example with accurate data operator can put antenna at desired floors.