It's about one-and-three-fourths times as heavy as an Anchor of a Cruise Ship.
In other words, the weight of an Anchor of a Cruise Ship is 0.5650 times 22 tons.(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 12.50 tons. 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 three times as heavy as a Tyrannosaurus rex.
In other words, 22 tons is 3.10 times the weight of a Tyrannosaurus rex, and the weight of a Tyrannosaurus rex is 0.320 times that amount.(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 7.10 tons 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 three-and-a-half times as heavy as an Elephant.
In other words, the weight of an Elephant is 0.30 times 22 tons.(for African bush elephant, Loxodonta africana) (Adult, bull)
A bull African bush elephant weighs about 6.70 tons. Among African elephants, both males and females have tusks (whereas female Asian elephants, Elephas maximus, do not have tusks) which can grow to 3 m (10 ft) and weigh up to 0.099 tons.
It's about three-tenths as heavy as The Space Shuttle.
In other words, 22 tons is 0.280 times the weight of The Space Shuttle, and the weight of The Space Shuttle is 3.60 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 78 tons. The shuttle's spacious cargo bay carried the Chandra X-ray Observatory into orbit in 1999 — a payload that weighed 22 tons.
It's about one-fifth as heavy as a Blue Whale.
In other words, 22 tons is 0.1910 times the weight of a Blue Whale, and the weight of a Blue Whale is 5.240 times that amount.(Balaenoptera musculus)
Blue whales weigh between 115 tons. The largest mammal to have ever lived, blue whales feed almost exclusively on krill — tiny invertebrates weighing about 0.00000110 tons each.
It's about five-and-a-half times as heavy as a Hippopotamus.
In other words, 22 tons is 5.320 times the weight of a Hippopotamus, and the weight of a Hippopotamus is 0.1880 times that amount.(Hippopotamus amphibius) (adult, male)
The average weight of an adult male hippopotamus ranges from 4.130 tons. Appearances to the contrary, adult hippos cannot swim or float in water; they actually move by leaping and walking across lake bottoms at about 8 kph (5 mph).
It's about seven-and-a-half times as heavy as The Tongue of a Blue Whale.
In other words, the weight of The Tongue of a Blue Whale is 0.140 times 22 tons.(Balaenoptera musculus) (adult)
The tongue of a Blue Whale can weigh up to 3 tons. Despite their tremendous size, blue whales feed almost exclusively on tiny crustaceans called krill and cannot swallow anything much larger than a beach ball.