Full Size: They will have a height over 48 inches tall. Their dimensions can differ greatly . Some are larger regarding the depth the length and height. These are the heavier of the upright family. Can be upwards of 1,000 lbs. The term Full size is because they will typically have the same size harps that can be found in Baby grands, just vertical rather than horizontal.
If notice the height , that extends above the key deck, will be what would be considered height of piano. The older Uprights full size do have a a tendency to be larger on all dimensions ( Height x Length x Depth). Most pianos built today are not as large , all around, however pianos that are full sized are still manufactured today.
Consoles: Consoles will range in height from 41" to 48" in height. These have been the most popular pianos during the post WW era. Large reason was they were smaller then the full size upright , and were manageable to bring up steps within apartments. Which brought the availability for anyone to own a piano, cost wise and space within apartments.
Spinets : These are the shortest of the uprights , ranging from 36"to 40". With the smaller size and height they were also very popular , for piano owners , first pianos , and just to enjoy pianos as furniture also.
Studios: Refers to the structure style of an upright, not so much the height. The standout feature when it is a studio upright, is that there is a connection at the bottom of the legs to the lower cabinet of the piano. This allows for more stability , being that it is not just a free standing leg. The studio can be found throughout the differnet sizxes of upright from a small spinet to a full size upright . If look at piano and it has attachment to the cabinet , near the wheel, you can be sure that this would considered a studio upright.
The major feature of an upright that may be referred to as a continental, is that it has no front legs. They can range from the small spinets up through the full size spectrum of uprights , regarding the height.
The major feature about this piano, from a moving standpoint, is that it will have 4 legs as opposed to the 2 front legs only.(reference back side of piano pictured) There is an additional 2 legs at the outside of the piano cabinet. Along with a detachable pedal, this piano is very unique being it will require similar precision and experience to prep for moving , as a grand. The additional legs are especially important when navigating up or down steps, to just securing in for transit. It is important to note that , when looking to move. This model was not as mass produced as other more classic uprights, it did have a strong showing among the music community, during its production.
With advancements in technology , a newer niche is being cut out in the piano industry. The Digital Piano. Major features of Digital pianos, is that it does NOT have a harp, but rather computer and speakers, to produce sounds. They can range from 30 inches tall to up to Full size upright (over 48 inches) spectrum. also they can be put into grand piano format also