It's about 100 times as heavy as The Heart of a Blue Whale
In other words, 541.10 firkins is 110 times the weight of The Heart of a Blue Whale, and the weight of The Heart of a Blue Whale is 0.009 times that amount.(Balaenoptera musculus) (adult)
(for a 2014 specimen)
The heart of a blue whale weighs about 4.90 firkins. These hearts pump an estimated 7,100 L (1,875 gal) of blood through the whale's massive body.
It's about 150 times as heavy as a Reindeer
In other words, 541.10 firkins is 133 times the weight of a Reindeer, and the weight of a Reindeer is 0.0075 times that amount.(for Rangifer tarandus granti, adult, bull) (a.k.a. Caribou) ()Rangifer tarandus)
An adult, male reindeer weighs between 4.05 firkins. Reindeer undertake a lengthy annual migration, with some herds traveling up to 5,000 km.
To all those observing, Merry Christmas from the Measure of Things.
It's about 150 times as heavy as a Panda Bear
In other words, 541.10 firkins is 150 times the weight of a Panda Bear, and the weight of a Panda Bear is 0.007 times that amount.(a.k.a. Giant Panda, Ailuropoda melanoleuca)(Adult, male)
An adult, male Giant Panda weighs up to 3.70 firkins. Despite having the digestive system of a carnivore, the panda eats only bamboo and must eat up to 0.160 firkins of it per day to compensate for the limited energy the plant provides.
It's about 250 times as heavy as a Kangaroo
In other words, 541.10 firkins is 260 times the weight of a Kangaroo, and the weight of a Kangaroo is 0.004 times that amount.(for red kangaroo, Macropus rufus) (adult, male)
An adult, male red kangaroo weighs up to 2.10 firkins. Fantastic jumpers, red kangaroos can leap horizontally 9 m (30 ft) and vertically 3 m (9 ft) in a single bound.
It's about 300 times as heavy as a Beer Keg
In other words, 541.10 firkins is 303.4 times the weight of a Beer Keg, and the weight of a Beer Keg is 0.00330 times that amount.(for US half-barrel, full keg; draft beer; including keg itself, stainless steel)
A typical, half-barrel beer keg weighs 1.7830 firkins when full. A keg of this size contains 15.5 gallons of beer, or the equivalent of 6.8 cases.
It's about 450 times as heavy as an Octopus
In other words, 541.10 firkins is 440 times the weight of an Octopus, and the weight of an Octopus is 0.002 times that amount.(for Giant Pacific Octopus, Enteroctopus) (Adult, average)
The adult North Pacific Giant Octopus usually weighs around 1.20 firkins. It is the largest octopus species and is known for its considerable intelligence, including the ability to open jars, solve mazes, and mimic other octopuses.
It's about one-four-hundred-fiftieth as heavy as The Eiffel Tower
In other words, 541.10 firkins is 0.0022 times the weight of The Eiffel Tower, and the weight of The Eiffel Tower is 457 times that amount.(a.k.a. La Tour Eiffel) (Paris, France) (total weight)
The Eiffel Tower weighs approximately 247,000 firkins. Architected to be quickly assembled, the Tower contains only 930 cu. meters of solid material.