| Metric | M390 | CPM-154 |
|---|---|---|
| Toughness | 3.5 | 5 |
| Edge Retention | 6 | 4.5 |
| Corrosion Resistance | 8 | 7 |
| Avg/Target HRC | 60.7 | 60.0 |
| Manufacturer | Bohler-Uddeholm | Crucible Industries |
| Category | Stainless | Stainless |
M390 vs CPM-154
M390 vs CPM-154 knife steel comparison using sourced ratings and hardness data from Knife Steel Nerds and SteelHardnessLab.
Quick Take
- Toughness: CPM-154 leads (5/10 vs 3.5/10 for M390).
- Edge retention: M390 leads (6/10 vs 4.5/10 for CPM-154).
- Corrosion resistance: M390 leads (8/10 vs 7/10 for CPM-154).
Also searched as: M390 (Bohler M390, M390 PM Stainless)
Also searched as: CPM-154 (CPM154, CPM 154)
FAQ
Is M390 better than CPM-154 overall?
Toughness: CPM-154 leads (5/10 vs 3.5/10 for M390). Edge retention: M390 leads (6/10 vs 4.5/10 for CPM-154). Corrosion resistance: M390 leads (8/10 vs 7/10 for CPM-154).
Where do these values come from?
Ratings are attributed to Knife Steel Nerds; hardness measurements are attributed to SteelHardnessLab testing by u/679696 and u/Skylark427.