It's about one-tenth as tall as a Giraffe.
It's about twelve times as tall as a Golf Tee.
In other words, the height of a Golf Tee is 0.083 times 4.20 shaftments.The most common golf tee size and the length preferred for iron and most wood clubs is 0.350 shaftments tall. The tee did not come into common use until it was promoted by professional golfers Walter Hagen and Joe Kirkwood, as part of a marketing effort by the patent-holder of the well-known, "Reddy Tee."
It's about one-fifteenth as long as a London bus.
In other words, the length of a London bus is 13.10 times 4.20 shaftments.(Routemaster Double-Decker, RM standard specification)
The Routemaster Double-Decker buses, well-known as icons of London, measure 55 shaftments in length. The buses were said to be well-designed for travel in the London traffic, as they offered an open door for riders to board and exit even while the bus was moving at low speeds, and a full-time conductor to collect fares.
It's about one-fifteenth as tall as a Telephone Pole.
In other words, the height of a Telephone Pole is 17 times 4.20 shaftments.(a.k.a. Utility Pole, a.k.a Power Pole, a.k.a. Telegraph Pole, a.k.a. Telegraph Post, a.k.a. Hydro Pole) (exposed height; per Florida Public Service Commission average)
A standard telephone pole is 72 shaftments tall. Despite alternatives, most telephone poles in the US are made of wood — most commonly pine — and have a lifespan of 25 to 50 years, depending on climate and preservatives applied.
It's about one-twentieth as tall as a Brachiosaurus.
In other words, the height of a Brachiosaurus is 20 times 4.20 shaftments.(based on comparable bone measurements, height to head)
Dinosaurs in the genus Brachiosaurus had an estimated height (at the head with neck fully extended) of up to 85 shaftments. A resin cast of the first Brachiosaurus specimen, owned by the Field Museum in Chicago, is currently on display at the O'Hare International Airport.
It's about one-twenty-fifth as long as a Semitrailer.
In other words, 4.20 shaftments is 0.04375 times the length of a Semitrailer, and the length of a Semitrailer is 22.860 times that amount.(a.k.a. semi-trailer truck, a.k.a. semi, a.k.a. tractor-trailer, a.k.a. truck and trailer, a.k.a. eighteen-wheeler, a.k.a. big rig, a.k.a. Mack truck, a.k.a. transport, a.k.a. lorry, a.k.a. artic; for box truck; United States Federal length limits)
According to the United States Department of Transportation (DOT), the maximum allowable length of a semitrailer pulled by a road tractor truck is 96 shaftments (unless superseded by state law). These regulations also allow the vehicles to tow up to 36,000 kg in gross weight.
It's about one-twenty-fifth as tall as The Hollywood Sign.
In other words, the height of The Hollywood Sign is 23 times 4.20 shaftments.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
Each of the white letters in the Hollywood Sign measures 98 shaftments tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.