How big is 863.5 cubic inches?
It's about two-and-a-half times as big as a Bowling Ball
The size of a Bowling Ball is about 321.555098060 cubic inches.
(USBC specifications; tenpin)
According to United States Bowling Congress specifications, a tenpin bowling ball should measure at least 10.795 cm (4.25 in) in radius for a total volume of about 321.555098060 cubic inches. Because regulation balls measure the same diameter irrespective of their weight, ball density varies by size and balls weighing less than about 5 kg (11 lbs) will float in water.
It's about twice as big as a Basketball
The size of a Basketball is about 433.525903650 cubic inches.
(NBA official ball standards, Size 7)
A NBA official ball, manufactured by Spalding, is a Size 7 ball and measures about 433.525903650 cubic inches. The surface of these balls have 4,118 pebbles with a diameter of 2.5 mm each.
It's about one-and-seven-tenths times as big as a Bowling Ball (packed)
The size of a Bowling Ball (packed) is about 502.429840730 cubic inches.
(64% packing density) (USBC specifications; tenpin)
According to United States Bowling Congress specifications, a tenpin bowling ball should measure at least 10.795 cm (4.25 in) in radius for a total volume of about 321.555098060 cubic inches. Because regulation balls measure the same diameter irrespective of their weight, ball density varies by size and balls weighing less than about 5 kg (11 lbs) will float in water.
It's about one-and-one-fourth times as big as a Basketball (packed)
The size of a Basketball (packed) is about 677.384224470 cubic inches.
(64% packing density) (NBA official ball standards, Size 7)
A NBA official ball, manufactured by Spalding, is a Size 7 ball measures about 433.525903650 cubic inches. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about one-fourth as big as a Beer Keg
The size of a Beer Keg is about 3,580 cubic inches.
(Half barrel; maximum capacity)
The most common keg size sold by US beer sellers is a half-barrel type with a volume of 3,580 cubic inches. This type of keg contains the equivalent of 165 21.70 cubic inches cans of beer.
It's about one-fifth as big as a Car Gas Tank
The size of a Car Gas Tank is about 4,620 cubic inches.
(for 2009 Ford Taurus)
A car gas tank (for example, that of a 2009 Ford Taurus) holds 4,620 cubic inches of gas. In contrast, the Curved Dash Oldsmobile — the first mass-produced car — had a fuel capacity of just 1,220 cubic inches.
It's about one-tenth as big as a Bathtub
The size of a Bathtub is about 9,800 cubic inches.
(a.k.a. bath, a.k.a. tub) (for Bootz Industries Aloha 5 ft. Left Hand Drain Soaking Tub)
The capacity of a typical bathtub is 9,800 cubic inches. Historically, bathtubs have been made of various materials including marble, terracotta, silver, gold, and iron but the size and shape of the tubs has changed little in their 7,000 year history.
It's about one-fiftieth as big as a Hot Tub
The size of a Hot Tub is about 43,900 cubic inches.
(for Lifesmart Rock Solid Simplicity Plug and Play 4 Person Spa With 12 Jets) (a.k.a. Spa, a.k.a. Jacuzzi, a.k.a. Whirlpool) (Advertised Capacity)
An average, four-person hot tub holds 43,900 cubic inches of water. Modern hot tubs became popular outside of Japan starting in about 1940.
It's about one-seven-hundred-fiftieth as big as a Concrete Mixer Truck
The size of a Concrete Mixer Truck is about 670,000 cubic inches.
(a.k.a. cement mixer, a.k.a. cement mixer truck, a.k.a. cement transport truck, a.k.a. concrete mixer, a.k.a. concrete transport truck, a.k.a. in-transit mixer)(standard size; drum capacity)
A concrete mixer truck has a drum volume of up to 670,000 cubic inches. Concrete mixer trucks can be in transit for about 90 minutes before the concrete dries — if the concrete dries while in the drum, jackhammers or even dynamite must be used to remove it.
It's about one-one-hundred-fifty-thousandth as big as a Hot Air Balloon
The size of a Hot Air Balloon is about 130,000,000 cubic inches.
(four-person capacity; envelope volume; average)
The average volume of a hot air balloon sufficient to lift four adults is 130,000,000 cubic inches. Typically made of nylon or dacron, a balloon envelope of this size typically weighs just 88 kg (190 lbs).
It's about one-two-hundred-thousandth as big as an Olympic Swimming Pool
The size of an Olympic Swimming Pool is about 150,000,000 cubic inches.
(FINA regulation; (minimum capacity)
According to the Fédération Internationale de Natation (FINA), a swimming pool for Olympic and world championship events must measure 50 m by 25 m with a depth of at least 2 m for a total volume of 150,000,000 cubic inches. A pool of this size was to be used in Olympic time trials in New Jersey in early 2008, but its component pieces were stolen from a warehouse, likely to be sold for scrap metal.
It's about one-four-hundred-thousandth as big as The Goodyear Blimp
The size of The Goodyear Blimp is about 350,000,000 cubic inches.
(for GZ-20A)
The Goodyear GZ-20 model Blimp measures 350,000,000 cubic inches in total volume. A December, 1929 college football game between the University of Florida Gators and the University of Oregon Webfoots (later the University of Oregon Ducks) began with the blimp dropping a parachute-equipped ball from a height of 61 m (200 ft) to the field below.
It's about 0.0000006 times as big as The Lincoln Memorial Reflecting Pool
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of The Lincoln Memorial Reflecting Pool is about 1,560,000,000 cubic inches.
(Washington, D.C.)
The Lincoln Memorial Reflecting Pool holds approximately 1,560,000,000 cubic inches of water. The Pool has a sloping bottom and extends to 80 cm (30 in) deep in its center.
It's about 0.0000004 times as big as The US Capitol Rotunda
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of The US Capitol Rotunda is about 2,300,000,000 cubic inches.
(formally United States Capitol rotunda) (Washington, D. C.) (total chamber volume)
The Capitol rotunda measures 2,300,000,000 cubic inches in total volume. Beneath the Capitol lies a crypt that was built to hold the remains of President George Washington, but according to his wishes, Washington was entered at his family home and the crypt remains empty.
It's about 0.0000003 times as big as Spaceship Earth (EPCOT Center)
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Spaceship Earth (EPCOT Center) is about 3,800,000,000 cubic inches.
(a.k.a. EPCOT Center) (Walt Disney World Resort, Lake Buena Vista and Bay Lake, Florida) (total structure volume)
Spaceship Earth, the iconic structure at the heart of Walt Disney World Resort's Epcot (formerly EPCOT Center), has a total volume of 3,800,000,000 cubic inches. The outer structure of the sphere features a gutter system that channels all rainwater into nearby World Showcase Lagoon instead of simply falling off the surface of the sphere.