| Price | $169–$199 | $155 | $155 | $149 |
| Sizes | Small, medium, and large headgear; small, medium, medium wide, and large cushions | Small, medium, and large headgear; small, medium, and large cushions | Small and medium cushions | Standard and extra large headgear; extra small, small-medium, and large cushions |
| Warranty | 90 days | 90 days | 90 days | 90 days |
