Baby Grand Piano Dimensions
Small Petite, Medium, Ballroom and Semi-Concert Sizes

Baby grand piano dimensions and grand piano measurements differ a lot by manufacturers. The standard width of a grand piano is 5 feet, and its length varies from 4 to 9 feet. However, this is subject to the manufacturer's design. In terms of its length, Grand piano size is measured from the tip of the keyboard down to the farthest end of the piano, along its spine and when the lid is closed.

Grand Piano Sizes

There are six basic types and sizes of grand piano sizes. Note that grand pianos are also called horizontal pianos due to the length and placement of strings, as opposed to the upright pianos.

The Petite Grand is the smallest horizontal piano, at 4 feet 5 inches up to 4 feet 10 inches. It might be small, but it still produces powerful tones.

In length, baby grand piano dimension ranges from 4 feet 11 inches to 5 feet 6 inches. Baby grand piano sizes make them popular, especially for homes and small music studios.

A medium grand is larger than a baby grand at 5 feet 7 inches. Parlor grands are also called living room grands and they range in size from 5 feet 9 inches to 6 feet and 1 inch.

A ballroom or semi-concert grand is from 6 feet 2 inches up to 7 feet long. Concert grand is up to 9 feet long and is the largest sized grand piano.

Kawai Grand Piano Size

Kawai is one of the top brands of acoustical and digital grand pianos today. Here are some of its prime grand pianos with their dimensions.

Kawai EX

Length - 9'0" (276 cm)

Width - 63" (158 cm)

Height - 40" (102 cm)

Weight - 1,103 lbs. (500 kg)

Kawai GE-30

Length - 5'5" (164 cm)

Width - 59" (150 cm)

Height - 40" (102 cm)

Weight - 628 lbs. (285 kg)

Kawai RX-7

Length -7'6" (227 cm)

Width- 5'3" (157 cm)

Height -3'4" (102 cm)

Weight - 862 lbs. (391 kg)

Yamaha Baby Grand Piano Dimensions

Yamaha has the C and G series in its line of grand pianos. Yamaha has six models under its C series. Under the G series are four models.

Yamaha C1

Length - 5'3” (161 cm)

Width- 59'' (149 cm)

Height - 40'' (101 cm)

Weight -638 lbs (290 kg)

Yamaha C2

Length - 5' 8" (173 cm)

Width- 59" (149 cm)

Height - 40" (101 cm)

Weight - 671 lbs (305 kg)

Yamaha C3

Length - 6' 1" (185 cm)

Width- 59" (149 cm)

Height - 40" (101 cm)

Weight - 704 lbs (320 kg)

Yamaha C5

Length - 6' 7" (201 cm)

Width- 59" (149 cm)

Height - 40" (101 cm)

Weight - 770 lbs (350 kg)

Yamaha C6

Length - 7' (213 cm)

Width- 59" (149 cm)

Height - 40" (101 cm)

Weight - 800 lbs (363 kg)

Yamaha C7

Length - 7' 6"

Width- 61" (151 cm)

Height - 40 " (102 cm)

Weight - 913 lbs (415 kg)

Steinway Grand Piano Dimensions

Steinway has six models under its series of grand pianos. The Steinway Louise XV and Chippendale are Model M.

Model S

Length- 5' 1" (155 cm)

Width - 57 1/2" (146 cm)

Weight - 540 lbs (252 kg)

Model D

Length- 8' 11-3/4" (274 cm)

Width - 61 1/4" (156 cm)

Weight - 990 lbs (480 kg)

Model B

Length- 6' 10-1/2" (211 cm)

Width - 58" (148 cm)

Weight - 760 lbs (345 kg)

Model A

Length- 6' 2" (188 cm)

Width - 57 3/4" (147 cm)

Weight - 695 lbs (315 kg)

Model O

Length- 5' 10 3/4" (180 cm)

Width - 57 3/4" (146.5 cm)

Weight - 616 lbs (280 kg)

Model M

Length- 5' 7" (170 cm)

Width - 57 3/4" (147 cm)

Weight - 560 lbs (275 kg)

Overall, baby grand piano dimensions depend on the manufacturer and how they constructed it.

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Updated March 2011
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