| Competitor Grades: | Romay Grades 1st Choice | 2nd Choice |
| Kyon 1540 | CC-5477 | |
| Kyon 3500 | CC-516 | CC-514 |
| Sandvik cc690 | CC-516 | CC-514 |
| Sandvik cc1690 | CC-516-SC | CC-514-SC |
| Sandvik cc6090 | CC-510 | CC-515 |
| NTK Sx5, Sx9 | CC-5477 | |
| NTK Sx8, Sx6 | CC-516 | CC-514 |
| NTK SP1, SP2 | CC-516-SC | CC-514-SC |
| Toshiba FX105 | CC-510 | CC-516, CC-514 |
| Indexable MW-43 | CC-510 | CC-515 |
| Ceratip KS-6000 | CC-516 | CC-513 |
| Ceratip KS-500 | CC-514 | CC-510 |
| Valenite Q6 | CC-516 | CC-514 |
| Valenite Q65 | CC-510 | |
| SPK SL-500 | CC-510 | CC-515 |
| SPK SL-250-C | CC-516-SC | CC-514-SC |
Whisker Ceramic Comparison Chart
| Competitor Grades: | Romay Grades 1st Choice | 2nd Choice |
| Greenleaf WG-300 | C-60 | CC-64 |
| NTK WA1 | C-61 | CC-60 |
| Sandvik cc670 | C-60 | CC-64 |