Cressi
Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono")
$629.95Cheaper
Best Dive Regulators · head-to-head
Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE")
A sourced, side-by-side comparison. Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") is cheaper at $629.95. Every spec and price links to its source.
Which is better: the Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") or Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE")?
On the specs we track, they're closely matched. The Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") is the cheaper at $629.95.
See Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") on Amazon See Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") on Amazon
As an Amazon Associate we earn from qualifying purchases. Prices verified at capture; live price may differ.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") |  Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") |
|---|---|---|
| US price | $629.95 | $749.95 |
| Brand | Cressi | Hollis |
| Released | — | — |
| First stage type | piston | diaphragm |
| Balanced | Yes | Yes |
| Din or yoke | DIN (300 bar) and INT/yoke (230 bar) versions | DIN and yoke |
| Hp lp ports | 2 HP / 5 LP (4 on rotating turret + 1 co-axial hi-flow) | 2 HP / 5 LP |
| Cold water rated | Yes | Yes |
| Environmentally sealed | No | Yes |
| Adjustable venturi controls | external IP adjustment (Allen key) + venturi knob + adjustable inhalation effort | diver-adjustable inhalation knob + adjustable dive/pre-dive venturi switch |
| Weight (g) | 1123 | — |
Sources — Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono"): cressiamerica.com (verified 2026-08-11). Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE"): hollis.com (verified 2026-08-11).
What's the difference between the Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") and Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE")?
Where the two actually differ on the specs we track (5 of 8). Matching specs are omitted.
- First stage type: Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") piston vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") diaphragm
- Din or yoke: Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") DIN (300 bar) and INT/yoke (230 bar) versions vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") DIN and yoke
- Hp lp ports: Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") 2 HP / 5 LP (4 on rotating turret + 1 co-axial hi-flow) vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") 2 HP / 5 LP
- Environmentally sealed: Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") false vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") true
- Adjustable venturi controls: Cressi AC25M Master Cromo (corrected from misspelled seed "Master Crono") external IP adjustment (Allen key) + venturi knob + adjustable inhalation effort vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") diver-adjustable inhalation knob + adjustable dive/pre-dive venturi switch