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 0.5680 times 700,000 ounces.(for QE2 forward anchor, a.k.a. RMS Queen Elizabeth 2)
Each of the forward anchors of the RMS Queen Elizabeth 2 weighs 399,000 ounces. 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, 700,000 ounces 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 230,000 ounces 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 700,000 ounces.(for African bush elephant, Loxodonta africana) (Adult, bull)
A bull African bush elephant weighs about 220,000 ounces. 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 typically weigh about 140,000 ounces
It's about three-tenths as heavy as The Space Shuttle.
In other words, 700,000 ounces 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 2,500,000 ounces. The shuttle's spacious cargo bay carried the Chandra X-ray Observatory into orbit in 1999 — a payload that weighed 700,000 ounces.
It's about one-fifth as heavy as a Blue Whale.
In other words, 700,000 ounces is 0.190 times the weight of a Blue Whale, and the weight of a Blue Whale is 5.260 times that amount.(Balaenoptera musculus)
Blue whales weigh between 3,690,000 ounces. The largest mammal to have ever lived, blue whales feed almost exclusively on krill — tiny invertebrates weighing about 0.0353 ounces each.
It's about five-and-a-half times as heavy as a Hippopotamus.
In other words, 700,000 ounces is 5.290 times the weight of a Hippopotamus, and the weight of a Hippopotamus is 0.1890 times that amount.(Hippopotamus amphibius) (adult, male)
The average weight of an adult male hippopotamus ranges from 132,000 ounces. 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 700,000 ounces.(Balaenoptera musculus) (adult)
The tongue of a Blue Whale can weigh up to 95,000 ounces. Despite their tremendous size, blue whales feed almost exclusively on tiny crustaceans called krill and cannot swallow anything much larger than a beach ball.