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Mares Sirius Dive Computer Mares Sirius Dive Computer Mares Sirius Dive Computer Mares Sirius Dive Computer Mares Sirius Dive Computer Mares Sirius Dive Computer Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares Sirius Dive Computer
Mares

Mares Sirius Dive Computer

$777.95 $659.95 Save $118.00
Color: Black/Black
Color: Black/Black

FREE 2-day delivery is available on this item

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Limited Warranty 2 year coverage Limited
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Description



The Mares Sirius Dive Computer redefines elegance and cutting-edge technology for both recreational and Extended Range divers. This exceptional device features a clear, accessible interface that allows recreational divers to effortlessly view tank data for up to 5 transmitters (sold separately). Navigate easily using the full tilt digital compass with bearing memory and a stopwatch. For those diving deeper, the Sirius accommodates up to five nitrox and trimix mixes, making it an ideal companion for technical dives.

Its interchangeable strap ensures compatibility with various wetsuit thicknesses, providing a tailored fit for every diver. With a sleek and refined design, the Sirius is not only a high-performance dive computer but also a stylish accessory that transitions seamlessly from underwater adventures to everyday activities.

Experience the assurance of a brilliant MIP color display, designed for clarity while you explore the depths. Easily prepare for a dive trip using the wireless charging base, ensuring you can rely on your computer throughout your dives. Connect via bluetooth to your smartphone to download your dives and update firmware! The Mares Sirius empowers divers to navigate with confidence and style, making every dive a memorable one!

What's Included?

  • Mares Sirius Dive Computer
  • Wrist strap
  • Charging cable

Your Dive, Our Priority

Get support from passionate diving experts dedicated to going the extra mile for you.

  • Troubleshooting a product issue
  • Finding the right setup for your dive
  • Installing components
(805) 967-4456

Dive Modes

Scuba / Air Mode

Scuba / Air Mode

Advanced decompression scuba mode with Bühlmann ZH-L16C algorithm, built-in air integration, and full-color display for recreational diving.

Nitrox Mode

Nitrox Mode

Nitrox and trimix capable, up to 5 gases.

Gauge Mode

Gauge Mode

Depth and elapsed time display without decompression calculation for divers using independent dive tables.

Scuba / Air Mode

Scuba / Air Mode

Advanced decompression scuba mode with Bühlmann ZH-L16C algorithm, built-in air integration, and full-color display for recreational diving.

Nitrox Mode

Nitrox Mode

Nitrox and trimix capable, up to 5 gases.

Gauge Mode

Gauge Mode

Depth and elapsed time display without decompression calculation for divers using independent dive tables.

Product Features

Colored Display

Colored Display

A colored display enhances readability, highlights critical information, improves navigation, and offers customizable views for a clearer, more intuitive diving experience.

Built-in Air Integration

Built-in Air Integration

The Sirius is compatible with the LED Tank Module 2.0 Transmitter, you can connect up to 5 transmitters for real-time tank pressure monitoring.

Rechargeable Battery

Rechargeable Battery

Rechargeable batteries reduce e-waste and offer convenient, tool-free charging without opening the dive computer.

Digital Compass

Digital Compass

Full tilt digital compass with bearing memory and stopwatch.

Colored Display

Colored Display

A colored display enhances readability, highlights critical information, improves navigation, and offers customizable views for a clearer, more intuitive diving experience.

Built-in Air Integration

Built-in Air Integration

The Sirius is compatible with the LED Tank Module 2.0 Transmitter, you can connect up to 5 transmitters for real-time tank pressure monitoring.

Rechargeable Battery

Rechargeable Battery

Rechargeable batteries reduce e-waste and offer convenient, tool-free charging without opening the dive computer.

Digital Compass

Digital Compass

Full tilt digital compass with bearing memory and stopwatch.

Product Details

Specifications
Algorithm Bühlmann ZH-L16C
Dive Modes Air, Nitrox, Trimix, Gauge
Max Depth 150 m / 492 ft
Display MIP color
Nitrox Yes (multi-gas, up to 100% O2)
Air Integration Yes (LED Module 2.0 compatible)
Backlight Yes
Audible Alarm Yes
Safety Stop Yes
Deep Stop Yes
Ascent Rate Alarm Yes
Digital Compass Yes
Logbook Yes
Bluetooth Yes (Dive Cloud)
Temperature Yes
Conservative Factor 5 levels + personal factor
User Guide
Download User Guide →
Shipping & Returns
  • Free standard shipping on orders over $50
  • Free 2-day shipping on orders over $300
  • Standard Ground delivery in 3–5 business days
  • Most orders process within 1 business day
  • Free returns within 60 days — buyer covers return shipping unless it's our error
  • Free return shipping on exchanges

Start a Return →

Questions? Email info@sbaquatics.com or see our full Shipping & Returns Policy.

Reviews

Frequently Asked Questions?

What makes the Mares Sirius the flagship Mares computer?

The Sirius features Mares' most premium MIP color display. It supports the LED Tank Module for added visual tank pressure warnings, has 5 levels of conservatism adjustment plus a personal factor, and supports multi-gas configurations up to 100% O2.

Does the Sirius work with the Mares LED Tank Module?

Yes - the Sirius is designed to work with the Mares LED Tank Module 2.0 (sold separately).

What are the gas capabilities of the Mares Sirius?

The Sirius supports multiple Nitrox gas mixes with FO2 settings up to 100% O2, making it suitable for both recreational enriched-air diving and some technical gas configurations.

Can I use the Sirius for technical diving?

The Sirius supports multi-gas configurations and FO2 up to 100% O2 with a 150m depth rating and 5-level conservatism, making it capable for many technical diving applications. It is not designed for closed-circuit rebreather diving.

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