The Data
The Hidden Barrier
87%of females
Have hand spans smaller than the 8.5 inch minimum that standard keyboards expect.
0%
Too small
Comfortable
24%of males
Also fall below the comfortable reach threshold for a standard 6.5 inch keyboard.
0%
Too small
Comfortable
8.5"
The ThresholdMinimum hand span needed to play a conventional 6.5 inch keyboard from Yamaha or Steinway with real comfort.
25-30%
Larger Reach RequiredHand span often needs to be at least one quarter larger than the octave just to reach 8ths, 9ths, and 10ths without strain.
Not sure if you need the DS5.5 or the DS6.0?
We created a 1:1 scale Printable Hand Guide. Print it out, place your hand on the paper, and see exactly which size fits your biology perfectly.