| Weight Capacity (in pounds) | 300 | 300 | 350 | 325 | 325 | 325 | 300 | 325 |
| Inverting Stretch Hand Grips | No | No | No | No | Yes | Yes | No | No |
| Product Weight (in pounds) | 46 | 75 | 82 | 76 | 111 | 111 | 57 | 82 |
| Non-Skid Foot Stabilizers | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Ab Core Training Capability | No | No | No | Yes | Yes | Yes | No | Yes |