It's about as tall as The Taipei 101 (skyscraper).
(a.k.a. Taipei Financial Center, a.k.a. 台北101, a.k.a. 臺北101) (Xinyi District, Taipei, Taiwan) (to spire)
The Taipei 101 reaches 508,000,000 microns to its spire. The tower itself is said to be the style in world's tallest sundial, with the circular area of the adjacent Millennium Park acting as the sundial's face.
It's about one-and-one-tenth times as tall as The Shanghai World Financial Center.
In other words, 508,000,000 microns is 1.03 times the height of The Shanghai World Financial Center, and the height of The Shanghai World Financial Center is 0.9710 times that amount.(上海环球金融中 上海環球金融中心, Shànghǎi huánqiú jīnróng zhōngxīn) (a.k.a. SWFC) (Shanghai, China) (to spire)
The Shanghai World Financial Center is 492,000,000 microns tall to its roof. It is home to both the world's highest hotel (on its 79th through 93rd floors) and the world's tallest observation deck (on its 100
It's about as tall as The Sears Tower.
In other words, the height of The Sears Tower is 1.04 times 508,000,000 microns.(a.k.a. Willis Tower) (Chicago, Illinois) (to antenna peak)
The Willis Tower rises to 527,000,000 microns to the top of its tallest antenna. The bathrooms on the 103rd floor are said to be the highest in the western hemisphere at 412,000,000 microns.
It's about nine-tenths as tall as The Ostankino Tower.
In other words, 508,000,000 microns is 0.940 times the height of The Ostankino Tower, and the height of The Ostankino Tower is 1.10 times that amount.(a.k.a. Останкинская телебашня) (Moscow, Russia) (to spire)
The Ostankino Tower stands 540,000,000 microns to its spire. The tower has been the tallest structure in Europe since its construction in 1967 and was, at at that time, the only free-standing structure taller than 500,000,000 microns.
It's about nine-tenths as tall as The CN Tower.
In other words, 508,000,000 microns is 0.918080 times the height of The CN Tower, and the height of The CN Tower is 1.0892 times that amount.(a.k.a. La Tour CN, a.k.a. Canadian National Tower, a.k.a. Canada's National Tower) (Toronto, Canada) (to spire)
The CN Tower measures 553,330,000 microns tall at its spire. Used only in emergencies and for charitable climbing events, the 2,579-step staircase to the top is the longest metal staircase in the world.
It's about one-and-one-tenth times as tall as The Petronas Twin Towers.
In other words, 508,000,000 microns is 1.1240 times the height of The Petronas Twin Towers, and the height of The Petronas Twin Towers is 0.88970 times that amount.(a.k.a. Menara Berkembar Petronas, a.k.a. Petronas Towers) (Kuala Lumpur, Malaysia) (to spire)
Each of the Petronas Towers stands 451,900,000 microns to their spires. Holding the record as the tallest buildings in the world from 1998 to 2004, the towers continue to hold the record for the deepest foundation barrettes — up to 115,000,000 microns deep.
It's about four-fifths as tall as a Canton Tower.
In other words, 508,000,000 microns is 0.830 times the height of a Canton Tower, and the height of a Canton Tower is 1.20 times that amount.(a.k.a. Guangzhou TV & Sightseeing Tower, a.k.a. 广 州 电 视 观 光 塔) (Guangzhou, China) (to spire)
The Guangzhou TV & Sightseeing Tower stands 610,000,000 microns to its spire. Initially described as holding the record for the tallest Ferris wheel in the world, the ride at the top of the tower is actually an observation carousel; cars complete a trip around the top-floor track about every half-hour.