Hollis
Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE")
$749.95
Best Dive Regulators · head-to-head
Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") vs Oceanic Zeo FDXi (corrected from the seed "Zeo FDX10", which does not exist)
A sourced, side-by-side comparison. Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") is cheaper at $749.95. Every spec and price links to its source.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") |  Oceanic Zeo FDXi (corrected from the seed "Zeo FDX10", which does not exist) |
|---|---|---|
| US price | $749.95 | — |
| Brand | Hollis | Oceanic |
| Released | — | — |
| First stage type | diaphragm | — |
| Balanced | Yes | — |
| Din or yoke | DIN and yoke | DIN and yoke |
| Hp lp ports | 2 HP / 5 LP | — |
| Cold water rated | Yes | Yes |
| Environmentally sealed | Yes | — |
| Adjustable venturi controls | diver-adjustable inhalation knob + adjustable dive/pre-dive venturi switch | — |
| Weight (g) | — | — |
Sources — Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE"): hollis.com (verified 2026-08-11). Oceanic Zeo FDXi (corrected from the seed "Zeo FDX10", which does not exist): oceanicworldwide.com (verified 2026-08-11).