It's about sixteen-and-a-half times as big as a Bowling Ball
In other words, 869 deciliters is 16.491616503 times the size of a Bowling Ball, and the size of a Bowling Ball is 0.06063686964 times that amount.(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 52.6934397150 deciliters. 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 twenty times as big as The Blood in a Human Body
In other words, 869 deciliters is 20 times the size of The Blood in a Human Body, and the size of The Blood in a Human Body is 0.1 times that amount.(for 70 kg body; average altitude; average)
The volume of blood in the average human body is about 50 deciliters. Persons living at high altitude, however, may have up to an additional 20 deciliters of blood to compensate for the lower oxygen level.
It's about 40 times as big as a Human Stomach
It's about 55 times as big as an Ostrich Egg
In other words, 869 deciliters is 53.25 times the size of an Ostrich Egg, and the size of an Ostrich Egg is 0.0188 times that amount.(Struthio camelus) (for common ostrich; average)
The largest egg produced by living birds, ostrich eggs measure about 16 deciliters in volume. The eggs take about nine weeks to hatch, with males and females taking turns incubating them.
It's about one-one-hundred-fiftieth as big as a Concrete Mixer Truck
In other words, 869 deciliters is 0.008 times the size of a Concrete Mixer Truck, and the size of a Concrete Mixer Truck is 130 times that amount.(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 110,000 deciliters. 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 150 times as big as a STARBUCKS Venti Coffee
In other words, 869 deciliters is 150 times the size of a STARBUCKS Venti Coffee, and the size of a STARBUCKS Venti Coffee is 0.007 times that amount.A STARBUCKS Venti coffee drink measures 5.90 deciliters. The name of the size, Venti, is the Italian word for twenty.
It's about 200 times as big as a Blood Donation
In other words, 869 deciliters is 200 times the size of a Blood Donation, and the size of a Blood Donation is 0.01 times that amount.(American Red Cross donation volume)
The typical donation amount when giving blood is about 5 deciliters. Donated quantities of blood typically have a viable shelf life of about 42 days.