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Mares Smart Diving Computer Review: Freediving and Nitrox Clarity

Mares Smart Diving Computer - Black/Black
4.5
[Freediving Mode]  Built-in freediving mode with tailored tracking and performance.
[Dedicated Safety Alarms]  Alarms designed specifically for freediving enhance safety and awareness underwater.
[Nitrox Ready]  Full-featured nitrox dive computer supports enriched air diving.
[Two-Gas Capability]  Manage two gas mixes for longer, flexible dive planning.
[User-Replaceable Design]  User-replaceable design simplifies maintenance and extends device lifespan.
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A diving computer focused on freediving and recreational nitrox, with dedicated alarms and two-gas management. Confident training and straightforward upkeep appeal to regular breath-hold divers and weekend nitrox users. Is Mares Smart Diving Computer the right choice for mixed-use diving and simpler maintenance?

⚡ At a Glance
  • Dive Modes: Freediving mode with dedicated alarms plus full-featured nitrox support
  • Best for: Freedivers and recreational nitrox divers who want clear alarms and dual-gas capability
  • Not ideal for: Technical divers needing more than two gas mixes or advanced trimix planning

Includes dedicated freediving alarms, two-gas nitrox capability, and user-replaceable parts. Designed to support freediving and recreational nitrox use with straightforward maintenance.


Safer Freediving – thanks to dedicated freediving alarms

Dedicated freediving alarms activate when preset freediving limits are reached, offering audible or visible warnings during breath-hold sessions. Alarm thresholds are tied to the freediving mode rather than standard scuba profiles.

Alarm cues help maintain safer breath-hold training by signalling limit breaches promptly, so sessions can be adjusted in real time.

Nitrox Flexibility – with two-gas capability

Two-gas nitrox support stores and manages two separate nitrox mixes for dive planning and execution. Gas selection or switching is available to match planned depths and staged recreational dives.

Supports planned nitrox dives that require two mixes, giving greater range for longer or staged recreational outings.

Easy Maintenance – thanks to user-replaceable capability

User-replaceable components are designed so parts can be swapped or serviced without full factory intervention. The layout supports routine upkeep by trained users or technicians.

Simplifies upkeep and may extend usable life through straightforward part replacement, reducing downtime between dives.

✨ The 4 Key Reasons for Mares Smart Diving Computer
  1. Dedicated freediving alarms – Signal breath-hold limits to support safer training sessions
  2. Two-gas nitrox support – Enable planned switching between two nitrox mixes during dives
  3. User-replaceable parts – Allow straightforward component replacement to reduce downtime and service trips
  4. Versatile for training – Combine freediving and nitrox features for mixed-use practice
📋 Technical Details at a Glance
  • Category: Sports - Diving Computer
  • Brand: Mares
  • Product Type: Smart Diving Computer
  • Product ID: B018SPQJTO
  • Colour: Black/Black
❓ Frequently Asked Questions

Q: Does it include a freediving mode?

A: Yes. Product descriptions list a freediving mode with dedicated alarms designed for breath-hold diving.

Q: Does it support nitrox mixes?

A: Yes. Described as a full-featured nitrox dive computer with two-gas capability.

Q: Are parts user-replaceable?

A: Yes. The listing specifies user-replaceable capability for maintenance and part replacement.

🏆 Our Verdict

Ideal for freedivers and recreational nitrox users who want clear alarms and simple upkeep. Dedicated freediving alarms, two-gas nitrox support, and user-replaceable parts make the unit practical for mixed training and leisure dives. Straightforward maintenance should improve long-term value by reducing service complexity and extending usable life.