It's about 2,000,000 times as heavy as an Eye (Human).
In other words, 320.01 firkins is 1,800,000 times the weight of an Eye (Human), and the weight of an Eye (Human) is 0.000000560 times that amount.(adult)
A fully developed eye (in a person over the age of thirteen), weighs about 0.00017 firkins. The pupil of the eye varies depending on the amount of light it is exposed to, but typically measures about 4 mm across.
It's about 2,500,000 times as heavy as a Quarter.
In other words, 320.01 firkins is 2,304,000 times the weight of a Quarter, and the weight of a Quarter is 0.0000004340 times that amount.(United States quarter-dollar coin) (a.k.a. Quarter dollar, a.k.a. America the Beautiful quarter, a.k.a. two bits)
The America the Beautiful series quarters, which began to enter circulation in 2017, weigh 0.0001389 firkins each. In answer to the common riddle, there are 119 ridges around the edge of the coin in its current design.
It's about 3,000,000 times as heavy as a sheet of Paper.
In other words, the weight of a sheet of Paper is 0.000000300 times 320.01 firkins.(for US Letter, a.k.a. ANSI A; 215.9mm by 279.4mm (8.5 in x 11 in); 20lb)
The weight of a ream (500 sheets) of 0.20 firkins, 8.5 inch x 11 inch paper is 0.05 firkins, each sheet weighing 0.0001 firkins. Paper of this size has a thickness of 0.004 caliper (0.1 mm).
It's about 3,000,000 times as heavy as a Die (Dice).
In other words, 320.01 firkins is 3,200,000 times the weight of a Die (Dice), and the weight of a Die (Dice) is 0.000000310 times that amount.(for six-sided, 16 mm, rounded cube)
A die, of the size most commonly used in board games and casinos, typically weight 0.0001 firkins. The use of dice and dice-like tools predates written history, with the oldest known examples belonging to a 5,000-year old backgammon set uncovered during an archaeological dig in modern-day Iran.
It's about 5,000,000 times as heavy as a Penny.
In other words, the weight of a Penny is 0.000000190 times 320.01 firkins.(United States) (formally one-cent coin) (Union shield design, 2010-present)
The weight of a United States penny is 0.0000610 firkins. According to a 2010 report by the United States Mint, the cost of manufacturing and distributing a penny is $0.0179 — more than its face-value.
It's about 7,500,000 times as heavy as a Playing Card.
In other words, the weight of a Playing Card is 0.000000140 times 320.01 firkins.(ISO 216 B8 size, 2.5" x 3.5")
A single ISO 216 B8-size playing card weighs 0.0000440 firkins. Although this size is the most common home playing card, many casinos use "bridge size" cards — 2,640 sq. mm (4.036 sq. in) smaller in area.
It's about 9,500,000 times as heavy as a Paper Clip.
In other words, the weight of a Paper Clip is 0.000000110 times 320.01 firkins.(average)
Notwithstanding the tremendous variation in sizes and materials, a typical paperclip weighs about 0.0000340 firkins. The country of Norway has used the paper clip as something of a national symbol since the end of World War II based on the erroneous notion that the paperclip was invented by a Norwegian, Johan Vaaler. However, the paperclip had already been in existence for at least 30 years by the time of Vaaler patented his paperclip design.