It's about as tall as a Giraffe.
(Giraffa camelopardalis) (Adult, average)
It's about nine-tenths as long as a London bus.
In other words, 911 barleycorns is 0.92 times the length of a London bus, and the length of a London bus is 1.09 times that amount.(Routemaster Double-Decker, RM standard specification)
It's about seven-tenths as tall as a Telephone Pole.
In other words, the height of a Telephone Pole is 1.4 times 911 barleycorns.(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)
It's about three-fifths as tall as a Brachiosaurus.
In other words, 911 barleycorns is 0.59 times the height of a Brachiosaurus, and the height of a Brachiosaurus is 1.7 times that amount.(based on comparable bone measurements, height to head)
It's about one-and-nine-tenths times as long as a Beetle (Volkswagen).
In other words, 911 barleycorns is 1.891 times the length of a Beetle (Volkswagen), and the length of a Beetle (Volkswagen) is 0.5288 times that amount.(1964 model) (a.k.a. Volkswagen 1200, a.k.a. Käfer)
It's about half as long as a Semitrailer.
In other words, 911 barleycorns is 0.5272 times the length of a Semitrailer, and the length of a Semitrailer is 1.897 times that amount.
It's about half as tall as The Hollywood Sign.
In other words, 911 barleycorns is 0.51 times the height of The Hollywood Sign, and the height of The Hollywood Sign is 2 times that amount.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
Each of the white letters in the Hollywood Sign measures 1,800 barleycorns tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.