HP Prime (without the hard case on)
Case compatible with many other calculator models including all of the smaller ones.
W = Width (horizontal), L = Length (vertical, how tall), H = Height (thickness maximum)
Case Dimensions (internal) in inches: W x L x H = 3.9" x 7.5" x 1.0"
Flap Outside Dimensions (top to bottom): 3.25"
Dimensions from clasp on front to top inside: 2"
If your device is within the above dimensions, then it will fit perfectly inside this case.
Case Not Compatible with: