It's about 3,000 times as heavy as a Playing Card
In other words, 5 kilograms is 2,800 times the weight of a Playing Card, and the weight of a Playing Card is 0.0004 times that amount.(ISO 216 B8 size, 2.5" x 3.5")
A single ISO 216 B8-size playing card weighs 0.0018 kilograms. Although this size is the most common home playing card, many casinos use "bridge size" cards — 2,640 sq. mm (4.036 sq. in) smaller in area.
It's about 3,500 times as heavy as a Paper Clip
In other words, 5 kilograms is 3,600 times the weight of a Paper Clip, and the weight of a Paper Clip is 0.0003 times that amount.(average)
Notwithstanding the tremendous variation in sizes and materials, a typical paperclip weighs about 0.0014 kilograms. The country of Norway has used the paper clip as something of a national symbol since the end of World War II based on the erroneous notion that the paperclip was invented by a Norwegian, Johan Vaaler. However, the paperclip had already been in existence for at least 30 years by the time of Vaaler patented his paperclip design.
It's about 4,500 times as heavy as a Jelly Bean
In other words, 5 kilograms is 4,500 times the weight of a Jelly Bean, and the weight of a Jelly Bean is 0.0002 times that amount.(for Jelly Belly beans; approximate)
Made of sugar, corn syrup, and pectin, a single jelly bean weighs about 0.0011 kilograms. President Ronald Reagan cited jelly beans as his favorite candy and 3,200 kilograms of the candies were served at his first inauguration in 1981.
It's about 6,500 times as heavy as a Nail
In other words, 5 kilograms is 6,300 times the weight of a Nail, and the weight of a Nail is 0.0002 times that amount.(for 15-gauge, 2-inch, finishing nails)
A two-inch finishing nail weighs 0.00079 kilograms. Nails have been in use for more than 5,400 years and were ven used as a medium of exchange in ancient times.
It's about one-fifteen-thousandth as heavy as The Space Shuttle
In other words, 5 kilograms is 0.000070 times the weight of The Space Shuttle, and the weight of The Space Shuttle is 14,000 times that amount.(for Endeavour, a.k.a. OV-105, a.k.a. Orbiter Vehicle-105) (empty weight, excluding main engines)
When empty, the space shuttle Endeavour weighs 71,000 kilograms. The shuttle's spacious cargo bay carried the Chandra X-ray Observatory into orbit in 1999 — a payload that weighed 19,737 kg.
It's about one-twenty-thousandth as heavy as a Blue Whale
In other words, 5 kilograms is 0.0000478 times the weight of a Blue Whale, and the weight of a Blue Whale is 20,900 times that amount.(Balaenoptera musculus)
Blue whales weigh between 73,000 and 136,000 kg. The largest mammal to have ever lived, blue whales feed almost exclusively on krill — tiny invertebrates weighing about 0.001 kilograms each.
It's about one-thirty-thousandth as heavy as The Statue of Liberty (without base)
In other words, 5 kilograms is 0.000036 times the weight of The Statue of Liberty (without base), and the weight of The Statue of Liberty (without base) is 28,000 times that amount.(a.k.a. Liberty Enlightening the World, a.k.a. La Liberté éclairant le monde) (total weight, including foundation)
The total weight of the Statue of Liberty — the Statue's copper and framework only, excluding the base — is roughly 140,000 kg. The statue was designed using an optical trick known as "forced perspective" to make the statue appear proportionally correct when viewed from its base and is, in actuality, disproportionately large at the top.