JSR 363 Units of Measure
JSR 363 "proposes to establish safe and useful methods for modeling physical quantities". Caliper shares many of the underlying aspects of JSR 363. Caliper however does not use Java generics, and there is only one system of units. Caliper performs math using double amounts whereas JSR 363 uses Numbers.
The tables below compare the JSR 363 specification in the first column to Point85 in the second column.