Architectural top vs honest height
Landmark 81 is marketed at 461.3m. The highest floor a person can stand on - the highest occupied floor - is at 382.7m. The gap between those two numbers is 78.6m of structure that no occupant reaches.
That gap is the vanity height. As a percentage of architectural top, it is the Vanity Ratio: 17.1%.
In the Honest 100,Landmark 81 ranks #32 by occupied height.
Observation decks
Saigon Sky Deck (79-81F)
Floor 79 · Outdoor
383m
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Vanity context
A Vanity Ratio of 17.1% places Landmark 81 in the significant vanity range. More than one in seven metres of this building's marketed height is structural decoration nobody stands on.
Comparable buildings
Similar Vanity Ratio
In context
Sources and methodology
Height data sourced from Wikipedia (CC-BY-SA). Vanity Ratio calculated as (Architectural Top - Highest Occupied Floor) / Architectural Top. See the full methodology.
Per-field source notes
- architectural_top_m
- Wikipedia - 461.3m to spire tip
- roof_height_m
- Wikipedia - 382.7m to observation deck level
- highest_occupied_floor_m
- Wikipedia - 81F at approximately 382.7m (Saigon Sky Deck)
- observation_decks
- Wikipedia - floors 79-81 at 383m
- hat_factor_pct
- Calculated: (461.3-382.7)/461.3 = 17.1%