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To help compare different orders of magnitude this page lists lengths between 100 m and 1 km.

[[1 E+1 m|Distances shorter than 100 m]]

Conversions

100 m is equal to:

• 328 feet
• one side of a [[1 E+4 m²|1 hectare]] square
• a fifth of a modern li, a Chinese unit of measurement
• 1 hectometre

Wavelengths

• 100 m — wavelength of the highest mediumwave radio frequency, 3 MHz
• 187 m — shortest wavelength of the broadcast radio AM band, 1600 kHz
• 555 m — longest wavelength of the broadcast radio AM band, 540 kHz
• 1000 m — wavelength of the lowest mediumwave radio frequency, 300 kHz

Sports

• 100 m — the distance a very fast human being can run in about 10 seconds
• 100 m — length of a Canadian football field
• 91.5 m - 137 m — length of a soccer field

Human-built structures

• 137 m — height of the Great Pyramid of Giza
• 202 m — length of the Széchenyi Chain Bridge connecting Buda and Pest
• 244 m — height of the City Gate building in Ramat-Gan, Israel
• 300 m — height of the Eiffel Tower
• 328 m — height of Auckland’s Sky Tower, the tallest free-standing structure in the Southern Hemisphere
• 341 m — height of the world’s tallest bridge, the Millau Viaduct
• 390 m — height of the Empire State Building
• 443 m — height of the Sears Tower, the tallest skyscraper in the United States
• 509 m — height of the Taipei 101 building, the tallest skyscraper in the world
• 553 m — height of the CN Tower, the tallest tower and freestanding structure in the world
• 630 m — height of the KVLY-TV mast, current tallest structure in the world
• 646 m — height of the Warsaw radio mast, the world’s tallest structure until its collapse in 1991

Nature

• 112 m — height of the world’s tallest tree, a Coast redwood
• 310 m — maximum depth of Lake Geneva
• 340 m — distance sound travels in air at sea level in one second; see speed of sound

Astronomical

• 540 m — length of 25143 Itokawa, the smallest asteroid visited by a spacecraft

[[1 E+3 m|Distances longer than 1 km]]

See also

• Orders of magnitude (length)
• Hectometre

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