Scubapro
Scubapro MK25 EVO/S620Ti
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Best Dive Regulators · head-to-head
Scubapro MK25 EVO/S620Ti vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE")
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 | Scubapro MK25 EVO/S620Ti |  Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") |
|---|---|---|
| US price | — | $749.95 |
| Brand | Scubapro | Hollis |
| Released | — | — |
| First stage type | piston | diaphragm |
| Balanced | Yes | Yes |
| Din or yoke | INT (yoke) standard; DIN version available | DIN and yoke |
| Hp lp ports | 2 HP / 5 LP (incl. 1 axial super high-flow) | 2 HP / 5 LP |
| Cold water rated | Yes | Yes |
| Environmentally sealed | No | Yes |
| Adjustable venturi controls | diver-adjustable inhalation-effort knob + VIVA (Venturi-Initiated Vacuum Assist) lever | diver-adjustable inhalation knob + adjustable dive/pre-dive venturi switch |
| Weight (g) | 1170 | — |
Sources — Scubapro MK25 EVO/S620Ti: scubapro.johnsonoutdoors.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 Scubapro MK25 EVO/S620Ti 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: Scubapro MK25 EVO/S620Ti piston vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") diaphragm
- Din or yoke: Scubapro MK25 EVO/S620Ti INT (yoke) standard; DIN version available vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") DIN and yoke
- Hp lp ports: Scubapro MK25 EVO/S620Ti 2 HP / 5 LP (incl. 1 axial super high-flow) vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") 2 HP / 5 LP
- Environmentally sealed: Scubapro MK25 EVO/S620Ti false vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") true
- Adjustable venturi controls: Scubapro MK25 EVO/S620Ti diver-adjustable inhalation-effort knob + VIVA (Venturi-Initiated Vacuum Assist) lever vs Hollis 200LX + DCX (current flagship, corrected from the discontinued seed "500SE") diver-adjustable inhalation knob + adjustable dive/pre-dive venturi switch