BSAC vs PADI
| Ocean Diver | Openwater Diver |
| Sports Diver | Advanced Openwater Diver |
| Dive Leader | Rescue Diver |
| Advanced Diver | Divemaster |
| Dive Director | DSD Leader |
| Club Instructor | Assistant Instructor |
| Openwater Instructor | OWSI |
| Advanced Instructor | MSDT |
NAUI vs PADI
| Scuba Diver | Openwater Diver |
| Advanced Scuba Diver | Advanced Openwater Diver |
| Rescue Scuba Diver | Rescue Diver |
| Divemaster | Divemaster |
| Instructor | OWSI |
SSI vs PADI
| Try Scuba | DSD |
| BASIC Diver | DSD |
| Scuba Diver | Scuba Diver |
| Openwater Diver | Openwater Diver |
| Advanced Adventurer | Advanced Openwater Diver |
| Stress & Rescue | Rescue Diver |
| Master Diver | Master Scuba Diver |
| Dive Control Specialist | Divemaster |
CMAS vs PADI
| CMAS 1 Star Diver | Openwater Diver |
| CMAS 2 Star Diver | Advanced Openwater Diver |
| CMAS 3 Star Diver | Rescue Diver |
| CMAS 1 Star Instructor | Divemaster |
| CMAS 2 Star Instructor | OWSI |
| CMAS 3 Star Instructor | MSDT |
SAA vs PADI
| Club Diver | Openwater Diver |
| Sports Diver | Advanced Openwater Diver |
| Dive Leader | Rescue Diver |
| Advanced Diver | between Rescue and Divemaster |
| Dive Supervisor | Divemaster |
| National Instructor | OWSI |
