It's about one-fourth as heavy as The Heart of a Blue Whale
In other words, 50 kilograms is 0.250 times the weight of The Heart of a Blue Whale, and the weight of The Heart of a Blue Whale is 4 times that amount.(Balaenoptera musculus) (adult)
(for a 2014 specimen)
The heart of a blue whale weighs about 200 kilograms. These hearts pump an estimated 7,100 L (1,875 gal) of blood through the whale's massive body.
It's about four times as heavy as a Gold Bar
In other words, 50 kilograms is 4.018843321 times the weight of a Gold Bar, and the weight of a Gold Bar is 0.24882781440 times that amount.(London Good Delivery bar)
A "London Good Delivery" gold bar — the variety commonly held by Central Banks — should weigh 12.44139072 kg (400 troy oz). The largest gold bar ever produced was minted by Mitsubishi Materials Corporation (a sibling company of the auto manufacturer) in 2005 and weighed 250 kg.
It's about one-fifth as heavy as a cubic meter of Snow
In other words, 50 kilograms is 0.220 times the weight of a cubic meter of Snow, and the weight of a cubic meter of Snow is 4.50 times that amount.(Freshly fallen, standard conditions; measurements taken in Norway, 1965-68)
One cubic meter of freshly fallen snow under standard conditions weighs an average of 230 kg. Assembled in 2008, the world record largest snowman was constructed of 5,900,000 kg of snow and stood 37.21 m (122.1 ft) tall.
It's about one-fifth as heavy as a Pig
In other words, the weight of a Pig is 5 times 50 kilograms.(Domestic pig, Sus scrofa domesticus, a.k.a. S. domesticus) (adult)
Domestic pigs weigh between 50 kg and 450 kg. The titular character "Babe the pig" in the 1995 family film was played by 48 different American Yorkshire piglets due to the length of filming and the rate at which piglets reach adulthood.
It's about six times as heavy as a Dachshund
In other words, the weight of a Dachshund is 0.20 times 50 kilograms.(a.k.a. "Wiener dog", a.k.a. Teckel, a.k.a. Dackel, a.k.a. "hot dog dog", a.k.a. "sausage dog", a.k.a. "doxie") (FCI standard; standard size)
The Fédération Cynologique Internationale (FCI) calls for dachshunds to weigh about 9 kg. Despite of their small size, a 2008 survey conducted by the University of Pennsylvania named dachshunds as the most aggressive dog breed.
It's about seven-and-a-half times as heavy as a Bowling Ball
In other words, 50 kilograms is 7.348742070 times the weight of a Bowling Ball, and the weight of a Bowling Ball is 0.1360777110 times that amount.(most common selection among male bowlers)
With an allowable range of 4.989516070 kilograms, the most-preferred bowling ball weight among adult, male bowlers is 6.803885550 kilograms. Because regulation balls measure the same diameter irrespective of their weight, ball density varies by size and balls weighing less than about 5 kg (11 lbs) will float in water.
It's about one-tenth as heavy as a Horse
In other words, 50 kilograms is 0.120 times the weight of a Horse, and the weight of a Horse is 8.30 times that amount.(Equus ferus caballus) (Arabian, adult)
n Arabian riding horse (or similar breed) weighs between 380 and 450 kg. During races, horses must carry jockeys and their equipment, which in the Kentucky Derby, for example, can weigh up to 54.4 kg.