It's about 3,000 times as heavy as a Chihuahua.
In other words, 7.1 tons is 2,860 times the weight of a Chihuahua, and the weight of a Chihuahua is 0.00035 times that amount.(a.k.a. Chihuahue(o) (FCI standard)
The F&d&ration Cynologique Internationale (FCI) calls for Chihuahuas to weigh about 0.00248 tons. Relative to their body sizes, Chihuahuas have the largest brain size of any dog breed.
It's about one-four-thousandth as heavy as The Statue of Liberty.
In other words, 7.1 tons is 0.00026 times the weight of The Statue of Liberty, and the weight of The Statue of Liberty is 3,800 times that amount.(a.k.a. Liberty Enlightening the World, a.k.a. La Liberté éclairant le monde) (total weight, including foundation)
The total weight of the Statue of Liberty is roughly 27,000 tons. The statue was designed using an optical trick known as "forced perspective" to make the statue appear proportionally correct when viewed from its base and is, in actuality, disproportionately large at the top.
It's about 5,000 times as heavy as a Human Brain.
In other words, 7.1 tons is 4,770 times the weight of a Human Brain, and the weight of a Human Brain is 0.00021 times that amount.(adult)
The average weight of an adult human brain is between 0.00149 tons. In humans and primates, sight and vision utilize about 30 different parts of the brain which together account for about half of the brain's size.
It's about 6,500 times as heavy as a liter of Water.
In other words, 7.1 tons is 6,440.831 times the weight of a liter of Water, and the weight of a liter of Water is 0.0001552595 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 0.001102342 tons 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 10,000 times as heavy as a Basketball.
In other words, 7.1 tons is 10,327.272727 times the weight of a Basketball, and the weight of a Basketball is 0.000096830985918 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 0.0006875 tons. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about 15,000 times as heavy as a Football (Soccer).
In other words, the weight of a Football (Soccer) is 0.000067 times 7.1 tons.(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 0.00045 tons and 0.0005 tons. 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 15,000 times as heavy as a Football (American).
In other words, 7.1 tons is 15,668.96551724 times the weight of a Football (American), and the weight of a Football (American) is 0.00006382042253522 times that amount.(a.k.a. "pigskin") (NFL standard)
Per National Football League official rules, an American football must weigh between 0.0004375 tons and 0.00046875 tons. Because of NFL regulations, ceremonial considerations, and backup requirements, each NFL Superbowl requires the manufacture of 144 balls exclusively for the event.