Tools and calculators catalog
Weighting calculator, dive insurance, flight battery compliance, species season calendar, travel checklists and emergency tools.
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Vergelijk producten op basis van uw duikstijl, budget en prioriteiten zonder commerciële ruis.
AquaExposure expert summary
Selecting scuba gear without overspending requires separating operational calculations (precise weighting, hyperbaric insurance, IATA cabin battery rules) from equipment selection. Our interactive comparators and buying guides evaluate every product based on 5-year mechanical durability, display readability under pressure, and genuine servicing costs.
Buying guides and gear comparators
In-depth comparators for computers, BCDs, regulators, fins, masks, wetsuits, SSDs and housings with reference picks.
Explore buying guides
Six field needs
Start from the problem to solve
Each block answers one field problem, with a subject photo, one primary tool and the frequent doubts — no decorative pictograms.
Need no. 1
Verzekering, budget en logistiek
In diving, an evacuation or a hyperbaric chamber treatment can cost tens of thousands of euros. Standard credit cards often have low caps or require upfront cash. Specialized providers like DAN or DiveAssure pay emergency centers directly.
Verzekering, budget en logistiek
Why is standard credit card travel insurance insufficient for diving?
Most standard credit cards exclude deep dives or search and rescue operations. More importantly, they operate on reimbursement, creating severe delays if the hospital demands upfront payment.
What hidden costs should you plan for in a dive travel budget?
You must budget for national marine park fees, boat crew tips, 15L tank or Nitrox rentals, and airline overweight luggage surcharges.
Need no. 2
Handbagage, vluchten en IATA-batterijen
Flying with scuba gear follows strict regulations. Lithium batteries from lights, cameras, and powerbanks must travel in carry-on luggage. Batteries over 100 Wh without prior airline authorization will be seized at security.
Handbagage, vluchten en IATA-batterijen
How do you calculate watt-hours (Wh) if only mAh is listed?
Multiply the amp-hour capacity (Ah) by nominal voltage (V). For example, a 20,000 mAh battery (20 Ah) at 3.7 V equals 74 Wh, which is fully allowed in cabin baggage under the 100 Wh limit.
How should you pack regulators and dive computers on flights?
Always carry your dive computer, regulators, and camera lenses in a padded carry-on bag. Checked luggage risks physical impact and extreme temperature variations.
Need no. 3
Lood, drijfvermogen en veiligheidsprotocollen
Overweighting is the most common issue in diving. Carrying 2 extra kilograms forces continuous BCD inflation, ruins trim, strains leg muscles, and increases air consumption. Proper weighting allows effortless 5-meter safety stops with 50 bars remaining.
5 m · safety stop
0 m10 m
Lood, drijfvermogen en veiligheidsprotocollen
How much weight should you add when switching from freshwater to sea?
Saltwater is denser (approx. 1.025 kg/L versus 1.000 in freshwater), increasing buoyant force. For an adult in a 5 mm wetsuit, add between 1.5 kg and 2.5 kg of lead depending on body volume.
How do you check your buoyancy at the end of a dive?
At 3 meters depth with 50 bars remaining in your tank, normal breath and completely empty BCD, you should hover neutrally without sinking or ascending.
Need no. 4
Uitrusting en vergelijkers
Buying scuba gear should follow safety and personal fit logic. Our philosophy focuses on exact functional needs: picking rugged, serviceable gear rather than overpriced models loaded with gimmicks.
Uitrusting en vergelijkers
In what order should a diver buy their personal gear?
Always start with mask and fins for perfect fit and propulsion comfort. Next, buy your dive computer for decompression mastery, followed by your wetsuit. BCD and regulators should follow once you log more than 15 dives per year.
Why prefer a balanced diaphragm first stage for cold water?
A dry-sealed balanced diaphragm prevents cold water and silt from contacting internal moving parts, greatly lowering freezing risks in cold lakes or winter quarries.
Need no. 5
Foto, video en opslag
Underwater photography does not require a 5,000 euro setup right away. Today, a modern smartphone in a universal housing captures crisp natural-light footage. The real priority is daily file backup to an IP65 rugged SSD resistant to sea spray.
Foto, video en opslag
What type of SSD should you use on a dive boat?
Choose an external SSD with at least IP65 certification, such as the Samsung T7 Shield. Its elastomer armor withstands deck drops and sealed ports resist salty spray.
Can you dive to 40 meters with a smartphone in a universal housing?
Yes, modern electronic and membrane smartphone housings (Divevolk, SeaLife SportDiver, Kraken) are depth-rated and pressure-tested to 40 or 60 meters.
Need no. 6
Bestemmingen, kalender en expedities
Successful marine encounters rely on seasonal timing. Manta rays, whale sharks, and hammerheads follow strict migratory cycles tied to monsoons and plankton blooms. Consulting a season calendar prevents booking a liveaboard during the wrong month.
Bestemmingen, kalender en expedities
What is the difference between weather season and biological season?
Calm sunny seas do not guarantee pelagic encounters. Often, the largest manta or shark gatherings coincide with plankton blooms where visibility drops but food is abundant.
How do you check technical requirements before booking a dive spot?
Verify tidal current strengths, average plateau depths, and water temperatures. Renowned sites like Komodo or the Maldives demand solid drift diving skills and DSMB deployment mastery.
Custom Guidance
What is Your Diving Profile?
Different diving styles require different compromises. Choose your profile below to see key recommendations and costly mistakes to avoid.
Eenvoud & Veiligheid
Beginner
Kies voor eenvoudige, veilige en direct bruikbare uitrusting. De prioriteit ligt bij een perfect passend masker en een duidelijke computer.
Key recommendations:
- Wide-view silicone mask
- Intuitive color-screen computer
- Personalized weighting check
Lichtgewicht
Reizen & Vliegtuig
Blijf onder de bagagelimiet en controleer uw lithiumbatterijen voor de handbagage volgens de IATA-normen.
Key recommendations:
- IATA battery flight simulator
- Lightweight travel BCD
- Dive Deck packing checklist
Natuurlijk Licht & Trim
Onderwaterfotografie
Fotografie vereist een perfect neutraal drijfvermogen en een betrouwbare behuizing. Wij bevelen universele touch-behuizingen aan.
Key recommendations:
- 60m smartphone dive housings
- Rig and lighting builder
- IP65 rugged field SSD
Redundantie & Deco
Technisch Duiken
Voor diepe duiken met decompressie of gaswissels. Bewezen mechanische betrouwbaarheid en instelbare Bühlmann-algoritmen.
Key recommendations:
- Multi-gas computer with transmitter
- Sealed diaphragm regulators
- High-visibility 1.8m DSMB
Beste Prijs/Kwaliteit
Budgetvriendelijk
Duiken zonder overbodige kosten. Wij selecteren betrouwbare apparaten waarvan de onderdelen nog 10 jaar leverbaar zijn.
Key recommendations:
- Proven serviceable models
- Verified specialist dive shops
- Safety recall alerts
Browse by Category
10 Core Scuba Gear Categories
Each card links to both the comprehensive buying guide (our default top picks) and the interactive comparator (to filter every model on the market).
34 modellen
Duikcomputers
Van recreatieve kleurmodellen tot Bühlmann multigasinstrumenten met zender.
28 modellen
Trimvesten (BCD)
Lichte wingvesten, traditionele trimvesten en reisvesten.
24 modellen
Ademautomaten
Membraan- of zuigergestuurde eerste trappen, koudwaterprestaties en onderhoud.
32 modellen
Duikmaskers
Frameless, enkel- of dubbelglas en siliconenranden voor elk gezicht.
60 modellen
Duikvinnen
Open hielvinnen voor frog kick en lichte vinnen met gesloten voetpocket.
26 modellen
Duikpakken
3mm tot 7mm natpakken, semi-droogpakken en koudwater droogpakken.
63 modellen
Smartphones & Behuizingen
Universele waterdichte smartphonebehuizingen (40m tot 60m) met touchscreen.
16 modellen
Action camera's
GoPro, DJI Osmo Action en Insta360 getest onder water.
22 modellen
Veiligheidsboeien & Spools
Oppervlakteboeien met overdrukventiel en roestvrijstalen spools voor veiligheid.
18 duikwinkels
Duikwinkels
Vergelijkende gids van duikwinkels, voorraad en werkplaatsen.
Most Popular Tools
Top 3 Field Calculators & Comparators
The three most accessed tools by divers to prepare dives and make confident equipment decisions.
Top Field Tool
Custom Diving Weighting Calculator
Accurately calculate your required lead weight based on suit thickness, tank type (steel or aluminum) and water salinity.
Instant physics calculation
34 models compared
Dive Computers Comparator
Compare decompression algorithms (Bühlmann, RGBM), battery endurance, display visibility and wireless air transmitter integration.
Firmware verified 2026
Verified compatibility database
Underwater Housings & Smartphones
Check precise compatibility of your smartphone (iPhone, Samsung, Pixel, Xiaomi) with 60m depth-rated touch dive housings.
63 housings & 1,300+ phones
Transparency & Testing Ethics
Why Trust Our Gear Ratings?
Our ratings prioritize diver safety and 5-year mechanical durability, with zero paid brand sponsorships.
Zero paid placement
No manufacturer pays for top positions or alters our scoring formulas.
Field verified
We clearly differentiate "field-tested in seawater" gear from "bench-analyzed" technical specifications.
Proprietary field data
Real cold water runtime at 12°C, display legibility with masks and gloves, touchscreen housing latency.
5-Year revision cost
Genuine service kit availability, certified workshop overhaul rates and long-term part durability.
Our official product rating labels:Seawater testedTechnical spec analyzed
Testing Log
Recent Tests & Ranking Changes
Gear selections must evolve with genuine field testing, firmware updates and technician service logs.
Latest published field tests
Shearwater Peregrine TXDive computer
Top pick for display readability and air integration
September 2026
Suunto OceanHybrid dive watch
Outstanding multisport watch with robust Bühlmann deco
August 2026
Divevolk SeaTouch 4 MaxSmartphone housing
Full touchscreen access down to 60 meters without Bluetooth
September 2026
Scubapro Hydros ProBCD
Instant drying for travel and modular ergonomic fit
July 2026
Recent ranking changes
New top pickShearwater Peregrine TX
Ranked #1 recreational pick thanks to wireless air integration on high-resolution color screen.
Moved to backupMonochrome segmented display computers
Moved to backup status due to low contrast in murky water compared to modern color displays.
FAQ
Gear & Testing FAQ
In what order should a diver buy their personal gear?
Always start with mask and fins for personal fit and kicking comfort. Next, buy your own dive computer to monitor decompression parameters, then your wetsuit. Regulators and BCDs follow once you log more than 15 dives per year.
What is the difference between a buying guide and an interactive comparator?
A buying guide selects and explains the top picks for specific diver profiles based on field testing. An interactive comparator is a technical filtering database allowing side-by-side comparison on exact specs like weight, runtime, or algorithms.
How do you guarantee independence and zero sponsored placements?
No manufacturer pays for ranking or rating adjustments. Scoring criteria rely on objective field metrics (underwater readability, 5-year durability, service costs) and proprietary field observations.
What if my gear is not yet listed in the database?
Our database is updated weekly with new manufacturer manuals and verified technician reports. You can submit missing models for the next evaluation batch.
Underwater Skills
Great gear never replaces flawless buoyancy and trim
Het nieuwste onderwaterhuis of de duurste ademautomaat beschermt koraalriffen niet als je uittrimming nog wankel is. Om ontspannen te zweven, zeedieren met respect te benaderen en foto's te maken bij natuurlijk licht zonder flitsers, ontdek je de AquaExposure opleiding. Zie je door de bomen het bos niet meer tussen al deze technische specificaties ? Er is vooraf geen enkele camera vereist. We helpen je kiezen wat echt bij je past, en een gewone smartphone of actiecamera (GoPro, DJI Osmo, Insta360) is ruim voldoende.
De maandelijkse nieuwsbrief over tests en uitrusting
Eenmaal per maand, om overvolle mailboxen te voorkomen en direct naar de essentie van geteste duikuitrusting te gaan. Geen spam.