It's about fourteen times as long as an Aspirin
In other words, the length of an Aspirin is 0.071 times 200 milimeters.(for up & up aspirin, 325mg, regular strength tablets) (a.k.a. acetylsalicylic acid, a.k.a. ASA)
A single aspirin tablet measures 14 mm in diameter. One of the most common medicines in the world and a foundation of worldwide health systems, an estimated 40,000 metric tons of aspirin are consumed each year.
It's about one-twentieth as long as a Beetle (Volkswagen)
In other words, 200 milimeters is 0.04903 times the length of a Beetle (Volkswagen), and the length of a Beetle (Volkswagen) is 20.40 times that amount.(1964 model) (a.k.a. Volkswagen 1200, a.k.a. Käfer)
A 1964 Volkswagen Beetle measures 4,079 milimeters. As the longest continuously-produced automobile design — in production for 75 years between 1938 and 2003 — the Beetle was voted the most fourth-most influential car of the twentieth century by the Global Automotive Elections Foundation.
It's about one-thirtieth as tall as a Giraffe
It's about one-fortieth as long as a London bus
In other words, 200 milimeters is 0.0239 times the length of a London bus, and the length of a London bus is 41.80 times that amount.(Routemaster Double-Decker, RM standard specification)
The Routemaster Double-Decker buses, well-known as icons of London, measure 8,380 milimeters 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-fifty-fifth as tall as a Telephone Pole
In other words, the height of a Telephone Pole is 56 times 200 milimeters.(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 11,000 milimeters 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-sixty-fifth as tall as a Brachiosaurus
In other words, the height of a Brachiosaurus is 67 times 200 milimeters.(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 13,000 milimeters. 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-seventy-fifth as long as a Semitrailer
In other words, 200 milimeters is 0.01367 times the length of a Semitrailer, and the length of a Semitrailer is 73.150 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 14,630 milimeters (unless superseded by state law). These regulations also allow the vehicles to tow up to 36,000 kg in gross weight.