It's about twelve times as heavy as a Football (American)
In other words, 5 kilograms is 12.163435155030 times the weight of a Football (American), and the weight of a Football (American) is 0.08221361706249 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 fourteen times as heavy as a Can of Soup
In other words, the weight of a Can of Soup is 0.071 times 5 kilograms.(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 one-fifteenth as heavy as a Beer Keg
In other words, 5 kilograms is 0.06868 times the weight of a Beer Keg, and the weight of a Beer Keg is 14.560 times that amount.(for US half-barrel, full keg; draft beer; including keg itself, stainless steel)
A typical, half-barrel beer keg weighs 72.80 kg when full. A keg of this size contains 15.5 gallons of beer, or the equivalent of 6.8 cases.
It's about sixteen times as heavy as a Human Heart
It's about one-fifteenth as heavy as a Kangaroo
It's about thirty times as heavy as a Hamster
In other words, the weight of a Hamster is 0.03 times 5 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 one-thirtieth as heavy as a Panda Bear
In other words, the weight of a Panda Bear is 30 times 5 kilograms.(a.k.a. Giant Panda, Ailuropoda melanoleuca)(Adult, male)
An adult, male Giant Panda weighs up to 150 kg. Despite having the digestive system of a carnivore, the panda eats only bamboo and must eat up to 6.4 kg of it per day to compensate for the limited energy the plant provides.