It's about two-fifths as tall as St. Paul's Cathedral.
In other words, 798.41 nails is 0.41 times the height of St. Paul's Cathedral, and the height of St. Paul's Cathedral is 2.439 times that amount.(London, England, United Kingdom)
St. Paul's Cathedral measures 1,948 nails to its peak. The southwest tower of the Cathedral contains the bell known as "Great Paul," which is the largest bell in Great Britain at 15,000 kg (16.5 tons), outweighing the more iconic Big Ben bell by about 3,000 kg (3 tons).
It's about one-third as tall as The Great Pyramid of Giza.
In other words, the height of The Great Pyramid of Giza is 2.9 times 798.41 nails.(a.k.a. Pyramid of Khufu, a.k.a. Pyramid of Cheops) (Cairo, Egypt) (estimated original height)
The Great Pyramid of Giza has an estimated original height (without loss due to erosion) of 2,300 nails. The Pyramid was the tallest structure in the world for almost 4,000 years — from its construction ca. 2551 BCE until it was overtaken by the Lincoln Cathedral in Lincoln, England, built in the year 1300.
It's about three times as tall as The Hollywood Sign.
In other words, the height of The Hollywood Sign is 0.33 times 798.41 nails.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
Each of the white letters in the Hollywood Sign measures 260 nails tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.
It's about three times as long as a Semitrailer.
In other words, 798.41 nails is 3.119 times the length of a Semitrailer, and the length of a Semitrailer is 0.3206 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Transportation (DOT), the maximum allowable length of a semitrailer pulled by a road tractor truck is 256 nails (unless superseded by state law). These regulations also allow the vehicles to tow up to 36,000 kg in gross weight.
It's about three-tenths as tall as The Spring Temple Buddha.
In other words, 798.41 nails is 0.298 times the height of The Spring Temple Buddha, and the height of The Spring Temple Buddha is 3.36 times that amount.(a.k.a. 中原大佛, a.k.a. 鲁山大佛, a.k.a. 魯山大佛) (Fodushan Scenic Area, Lushan County, Henan, China) (including base)
The tallest statue in the world, the Spring Temple Buddha in Henan, China stands at 2,680 nails tall from its base. The Buddha is located in the 47,300,000-sq. m (11,700-acre) Fodushan Scenic Area near Mount Yao
It's about three-tenths as tall as Blackpool Tower.
In other words, 798.41 nails is 0.289 times the height of Blackpool Tower, and the height of Blackpool Tower is 3.46 times that amount.(Blackpool, Lancashire, England, United Kingdom) (height to peak)
Blackpool Tower, part of an entertainment complex in Blackpool, Lancashire, England, measures 2,760 nails to its peak. Under ideal conditions, visitors to the highest accessible point of the tower can see as far as the Isle of Man — 1,680,000 nails to the northwest.
It's about three-and-a-half times as tall as a Brachiosaurus.
In other words, the height of a Brachiosaurus is 0.29 times 798.41 nails.(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 230 nails. 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.