It's about 20,000 times as big as a Baseball (packed)
In other words, 7,100 liters is 21,599.5710 times the size of a Baseball (packed), and the size of a Baseball (packed) is 0.0000462972160 times that amount.(64% packing density) (MLB rules)
Per Major League Baseball rules, a baseball must measure between about 0.201733340 liters and 0.219015750 liters. A major league pitcher can throw a fastball at up to 150 kph (91 mph).
It's about 35,000 times as big as a Baseball
In other words, 7,100 liters is 33,749.329930 times the size of a Baseball, and the size of a Baseball is 0.000029630217910 times that amount.(MLB rules)
Per Major League Baseball rules, a baseball must measure between about 0.20173334160 liters and 0.21901575260 liters. A major league pitcher can throw a baseball at up to 150 kph (91 mph) in a fastball pitch.
It's about 45,000 times as big as a Tennis Ball
In other words, 7,100 liters is 45,080 times the size of a Tennis Ball, and the size of a Tennis Ball is 0.000022180 times that amount.(ITF Standard; for Type 2 ball)
Per International Tennis Federation standard, regulation tennis balls must measure 6.54 cm to 6.86 cm in diameter, for a total volume of 0.15750 liters. Competition balls are also tested for bounce height, with the standards requiring that a ball dropped from 254 cm must bounce back to a height of 135 cm to 147 cm.
It's about 60,000 times as big as a Puck (Hockey)
In other words, 7,100 liters is 61,294.965950 times the size of a Puck (Hockey), and the size of a Puck (Hockey) is 0.000016314553480 times that amount.(Ice hockey)
standard ice hockey puck measures about 0.11583332970 liters. Hockey pucks can be shot or passed at speeds of up to 160 kph (99 mph) during games.
It's about 100,000 times as big as an Egg (Chicken)
In other words, the size of an Egg (Chicken) is 0.00001000 times 7,100 liters.(hen; USDA large size; uncooked)
A typical egg — of large size as defined by the United State Department of Agriculture — has a volume of 0.068 liters. Each year, American farms produce 69,000,000,000 eggs.
It's about 100,000 times as big as a Golf Ball (packed)
In other words, 7,100 liters is 111,689.078 times the size of a Golf Ball (packed), and the size of a Golf Ball (packed) is 0.000008953426940 times that amount.(64% packing density) (per R&A-USGA Rules of Golf)
Dictated by the Rules of Golf (as approved by the United States Golf Association and the Rules Committee of the Royal and Ancient Golf Club of Saint Andrews), a golf ball must have a volume of at least 0.040684 liters. Golf balls are not required to have the familiar dimpled pattern, but the design has been popular since its invention in 1905 because it reduces drag while increasing lift.
It's about one-one-hundred-fifty-thousandth as big as The Houston Astrodome
In other words, the size of The Houston Astrodome is 170,000 times 7,100 liters.(a.k.a. Reliant Astrodome, a.k.a. Astrodome, a.k.a. Harris County Domed Stadium) (Houston, Texas)
The Reliant Astrodome measures 1,200,000,000 liters in total volume. Until its renovation in 1988, Roy "The Judge" Hofheinz, the franchise owner of the Houston Colt .45s (later the Houston Astros) and one of the Astrodome's developers, had a private 966 sq. m (10,400 sq. ft) apartment in the facility.