It's about one-twentieth as heavy as a Tyrannosaurus rex.
In other words, the weight of a Tyrannosaurus rex is 19 times 343 kilograms.(for FMNH PR2081, a.k.a. "Sue") (a.k.a. Tyrannosaurus, a.k.a. T-Rex) (estimated live weight)
The notable Tyrannosaurus specimen housed at the Field Museum of Natural History in Chicago, Illinois, "Sue," is estimated to have weighed about 6,400 kilograms while alive. A renowned predator in popular culture, the teeth of tyrannosaurus rex were up to 33.02 cm (13 in) long.
It's about thirty times as heavy as a Gold Bar.
In other words, 343 kilograms is 27.569265180 times the weight of a Gold Bar, and the weight of a Gold Bar is 0.03627227616 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-thirty-fifth as heavy as an Anchor of a Cruise Ship.
In other words, the weight of an Anchor of a Cruise Ship is 32.90 times 343 kilograms.(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 11,300 kg. The anchor of the QE2 now sits in front of the Holyrood Church in Southampton, England, United Kingdom, along a pedestrian tourist route known as "the QE2 mile."
It's about 40 times as heavy as a Dachshund.
In other words, the weight of a Dachshund is 0.03 times 343 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 50 times as heavy as a Bowling Ball.
In other words, 343 kilograms is 50.41237060 times the weight of a Bowling Ball, and the weight of a Bowling Ball is 0.019836401 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 70 times as heavy as a Gallon of Paint.
It's about 80 times as heavy as a Cat.
In other words, the weight of a Cat is 0.01 times 343 kilograms.(Felis catus) (Domestic; healthy weight)
The average domestic cat should weigh between 4 and 5 kg. Cats are known for their righting reflex, which allows them to land on their feet and survive falls from heights of 1 m (3 ft) up to about 21 m.