It's about 80,000 times as big as a Gumball
In other words, the size of a Gumball is 0.0000130 times 20.40 bushels.(commercial-grade vending machine standard size)
The standard size gumball for a commercial grade vending machine has a volume of 0.00026 bushels. Walter Diemer, an accountant at the Fleer Company in Philadelphia, is the man responsible for bubblegum's traditional pink color, as pink was the only food coloring in the company's factory when he made his first successful batch of gum.
It's about one-eighty-five-thousandth as big as Spaceship Earth (EPCOT Center)
In other words, the size of Spaceship Earth (EPCOT Center) is 83,000 times 20.40 bushels.(a.k.a. EPCOT Center) (Walt Disney World Resort, Lake Buena Vista and Bay Lake, Florida) (total structure volume)
Spaceship Earth, the iconic structure at the heart of Walt Disney World Resort's Epcot (formerly EPCOT Center), has a total volume of 1,800,000 bushels. The outer structure of the sphere features a gutter system that channels all rainwater into nearby World Showcase Lagoon instead of simply falling off the surface of the sphere.
It's about one-one-hundred-thousandth as big as Royal Albert Hall
In other words, 20.40 bushels is 0.0000082960 times the size of Royal Albert Hall, and the size of Royal Albert Hall is 120,500 times that amount.(a.k.a. Royal Albert Hall of Arts and Sciences) (Westminster, London, England, United Kingdom) (total auditorium volume)
Royal Albert Hall measures 2,459,000 bushels in total auditorium volume. One of the centerpieces of the Hall is the Grand Organ — the second-largest organ in the United Kingdom, with 10,268 speaking pipes reaching up to 9.8 m (32 ft) in height.
It's about 0.0000006 times as big as The Houston Astrodome
In other words, 20.40 bushels is 0.000000600 times the size of The Houston Astrodome, and the size of The Houston Astrodome is 1,700,000 times that amount.(a.k.a. Reliant Astrodome, a.k.a. Astrodome, a.k.a. Harris County Domed Stadium) (Houston, Texas)
The Reliant Astrodome measures 34,000,000 bushels in total volume. Until its renovation in 1988, Roy "The Judge" Hofheinz, the franchise owner of the Houston Colt .45s (later the Houston Astros) and one of the Astrodome's developers, had a private 966 sq. m (10,400 sq. ft) apartment in the facility.
It's about 0.0000004 times as big as The Melbourne Cricket Ground
In other words, 20.40 bushels is 0.000000420 times the size of The Melbourne Cricket Ground, and the size of The Melbourne Cricket Ground is 2,400,000 times that amount.(a.k.a. MCG, a.k.a. "The G") (Yarra Park, melbourne, Victoria, Australia) (internal volume)
The MCG has an internal volume of approximately 48,000,000 bushels. The first cricket game held on the site of the MCG was in 1853 when the Melbourne Cricket Club was granted permission to a roughly 0.04 sq. km (10-acre) area to be used "for cricket and no other purpose."
It's about 0.0000003 times as big as The Great Pyramid of Giza
In other words, 20.40 bushels is 0.00000029612490 times the size of The Great Pyramid of Giza, and the size of The Great Pyramid of Giza is 3,376,953 times that amount.(a.k.a. Pyramid of Khufu, a.k.a. Pyramid of Cheops) (Cairo, Egypt) (including internal hillock)
The Great Pyramid of Giza has an estimated volume of 68,889,840 bushels including its internal hillock. The 2,300,000 stones used in the construction of the pyramid weighed an average 2.27 metric tons (2.06 short tons) and were quarried at distances of up to 805 km (500 mi) away.
It's about 0.000000002 times as big as Sydney Harbour
In other words, 20.40 bushels is 0.000000001280 times the size of Sydney Harbour, and the size of Sydney Harbour is 781,000,000 times that amount.(formally Port Jackson, a.k.a. Sydney Harbor) (Sydney, New South Wales, Australia) (total estuary water volume at high tide)
Lending the term "sydharb" or "sydarb" to comparable quantities of water, Sydney Harbor contains approximately 15,900,000,000 bushels of water. Snapper Island, a onetime naval facility loocated in the Harbour, was transformed by the dredging efforts of the Australian Navy from a 2,360 sq. m (25,400 sq. ft) outcropping to a 16,500 sq. m (178,000 sq. ft) island shaped roughly in the outline of a boat.