| Clear, high-contrast screen | Clear, high-contrast screen | Clear, high-contrast screen |
| Single gas Nitrox, 21%-50% | Single gas Nitrox, 21%-50% | Single gas Nitrox, 21%-50% |
| Buhlmann ZH-L16C with dual gradient factor options | Buhlmann ZH-L16C with dual gradient factor options | Buhlmann ZH-L16C with dual gradient factor options |
| CR 2450 user-replaceable, lasts up to 100 dives | CR 2450 user-replaceable, lasts up to 100 dives | CR 2450 user-replaceable, lasts up to 100 dives |
| Integrated Bluetooth | Integrated Bluetooth | Integrated Bluetooth |
| Required, included | Required, included | Required, included |
| lithium | lithium | lithium |
| CR2450 | CR2450 | CR2450 |
| 1 | 1 | 1 |
| Diaphragm | Diaphragm | Diaphragm |
| Balanced | Balanced | Balanced |
| 300b on DIN, 232b on yoke | 300b on DIN, 232b on yoke | 300b on DIN, 232b on yoke |
| YES | YES | YES |
| YES | YES | YES |
| 2 | 2 | 2 |
| 4 | 4 | 4 |
| 525g | 525g | 525g |
| 740g | 740g | 740g |
| YES to 40% O2 when new, out of the box (21% in Europe) | YES to 40% O2 when new, out of the box (21% in Europe) | YES to 40% O2 when new, out of the box (21% in Europe) |
| Unbalanced | Unbalanced | Unbalanced |
| Downstream Valve | Downstream Valve | Downstream Valve |
| YES | YES | YES |
| NO | NO | NO |
| NO | NO | NO |
| NO | NO | NO |
| NO | NO | NO |
| 175g | 175g | 175g |
| 1 j/L (50 m depth, 50 bars and a 62,5 l/min breathing rate) | 1 j/L (50 m depth, 50 bars and a 62,5 l/min breathing rate) | 1 j/L (50 m depth, 50 bars and a 62,5 l/min breathing rate) |
| YES to 40% O2 when new, out of the box (21% in Europe) | YES to 40% O2 when new, out of the box (21% in Europe) | YES to 40% O2 when new, out of the box (21% in Europe) |
