It's about one-fifteenth as heavy as a Football (Soccer).
In other words, the weight of a Football (Soccer) is 13 times 1.20 ounces.(a.k.a. Soccer, a.k.a. Association Football) (FIFA Law 2 specification)
According to FIFA's Law of the Game number 2, a football must weigh between 14 ounces and 16 ounces. An artifact on display at the Smith Art Gallery in Museum in Stirling, Scotland is said to be the world's oldest football and is about one-third to one-half the size of a modern football.
It's about fourteen times as heavy as a Penny.
In other words, the weight of a Penny is 0.071 times 1.20 ounces.(United States) (formally one-cent coin) (Union shield design, 2010-present)
The weight of a United States penny is 0.088 ounces. 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 one-twentieth as heavy as a Basketball.
In other words, 1.20 ounces is 0.054545454545 times the weight of a Basketball, and the weight of a Basketball is 18.3333333330 times that amount.(NBA official ball standards, Size 7)
A regulation NBA basketball, manufactured by Spalding, is known as a Size 7 ball and weighs 22 ounces. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about nineteen times as heavy as a Playing Card.
In other words, the weight of a Playing Card is 0.053 times 1.20 ounces.(ISO 216 B8 size, 2.5" x 3.5")
A single ISO 216 B8-size playing card weighs 0.063 ounces. 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 twenty times as heavy as a Paper Clip.
In other words, the weight of a Paper Clip is 0.042 times 1.20 ounces.(average)
Notwithstanding the tremendous variation in sizes and materials, a typical paperclip weighs about 0.049 ounces. 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.
It's about one-thirtieth as heavy as a liter of Water.
In other words, 1.20 ounces is 0.03401848 times the weight of a liter of Water, and the weight of a liter of Water is 29.395790 times that amount.(fresh; 4° C / 39.2° F; maximum density)
Contrary to popular belief, 1 liter (0.0.264172052358148 gal) of water at 4° C / 39.2° F (its point of maximum density) weighs 35.274950 ounces rather than 1 kg exactly. The total volume of water on the planet Earth is about 13,590,000,000,000,000,000 (13.59 quntillion) L (3,590,000,000,000,000,000 gallons).
It's about thirty times as heavy as a Jelly Bean.
In other words, the weight of a Jelly Bean is 0.032 times 1.20 ounces.(for Jelly Belly beans; approximate)
Made of sugar, corn syrup, and pectin, a single jelly bean weighs about 0.04 oz. President Ronald Reagan cited jelly beans as his favorite candy and 110,000 ounces of the candies were served at his first inauguration in 1981.