How many keys are there in a modern piano?

64
88
102
110
A modern piano has 88 keys. This covers a wide range of seven octaves plus a minor third. Only one instrument spans more octaves: a pipe organ (up to ten).
Kate Pierrick
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Very interesting!
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Answers by country

64
88
102
110
answers
flagBelgium
10%
70%
20%
0%
10
flagCanada
21%
60%
12%
4%
41
flagGermany
23%
59%
14%
2%
128
flagthe United States
15%
58%
17%
6%
396
flagthe Netherlands
14%
57%
28%
0%
14
flagRepublic of Ireland
25%
56%
18%
0%
16
flagFrance
27%
54%
9%
0%
11
flagAustria
0%
54%
45%
0%
11
flagthe United Kingdom
19%
53%
24%
2%
126
flagRomania
50%
50%
0%
0%
10
flagAustralia
19%
48%
19%
12%
31
flagPoland
20%
43%
28%
6%
13013
flagSouth Africa
53%
40%
6%
0%
15
flagGreece
23%
38%
30%
7%
13
flagIndia
23%
36%
25%
14%
88
flagUnknown
30%
35%
35%
0%
20
flagSwitzerland
8%
33%
33%
16%
12
flagthe Philippines
25%
25%
16%
33%
12