It's about 950 times as heavy as a Football (Soccer).
In other words, the weight of a Football (Soccer) is 0.0011 times 404 kilograms.(a.k.a. Soccer, a.k.a. Association Football) (FIFA Law 2 specification)
According to FIFA's Law of the Game number 2, a football must weigh between 0.410 kilograms and 0.450 kilograms. An artifact on display at the Smith Art Gallery in Museum in Stirling, Scotland is said to be the world's oldest football and is about one-third to one-half the size of a modern football.
It's about 1,000 times as heavy as a Football (American).
In other words, 404 kilograms is 982.80556052620 times the weight of a Football (American), and the weight of a Football (American) is 0.001017495260675 times that amount.(a.k.a. "pigskin") (NFL standard)
Per National Football League official rules, an American football must weigh between 0.396893323750 kilograms and 0.4252428468750 kilograms. Because of NFL regulations, ceremonial considerations, and backup requirements, each NFL Superbowl requires the manufacture of 144 balls exclusively for the event.
It's about 1,000 times as heavy as a Can of Soup.
In other words, 404 kilograms is 1,200 times the weight of a Can of Soup, and the weight of a Can of Soup is 0.00083 times that amount.(for Campbell''s Condensed Tomato Soup, 317.9 ml)
A can of Campbell''s Tomato Soup weighs 0.350 kilograms. Cans have been used to store soup and other foods since their invention in 1913, but a dedicated can opener was not developed until cans began to use thinner materials — prior to that time, cans were usually opened using various blunt instruments and tools.
It's about 1,500 times as heavy as a Human Heart.
It's about one-one-thousand-five-hundredth as heavy as Christ the Redeemer (statue).
In other words, 404 kilograms is 0.000636 times the weight of Christ the Redeemer (statue), and the weight of Christ the Redeemer (statue) is 1,570 times that amount.(a.k.a. O Cristo Redentor, a.k.a. Christo redemptor) (Rio de Janeiro, Brazil)
Christ the Redeemer weighs 635,000 kilograms. The statue overlooks the city of Rio de Janeiro from atop the 709.9-meter (2,329 ft) granite peak in the Tijuca Forest National Park.
It's about 2,000 times as heavy as a Hamster.
In other words, the weight of a Hamster is 0.0005 times 404 kilograms.(for Syrian hamster, a.k.a. golden hamster, a.k.a. Mesocricetus auratus; adult)
An adult Syrian hamster has a typical weight of about 0.20 kilograms. Known for transporting food in the pouches of their cheeks so that they can bury it later, some hamsters can store up to 25 kg of food in their borrows.
It's about 2,500 times as heavy as a Billiard Ball.
In other words, 404 kilograms is 2,478.37923958790 times the weight of a Billiard Ball, and the weight of a Billiard Ball is 0.00040348949992265 times that amount.(American-style, WPA specifications)
Per the World Pool-Billiard Association, a billiard ball weight must weigh between 0.15592237718750 kilograms and 0.170097138750 kilograms. According to legend, the difficulty in obtaining elephant ivory for the manufacture of billiard balls in the 19th century inspired the search for a replacement material, which led to the development of the first industrial plastic.