Main menu

• CalculatorsThe quick scuba weight calculator and the four specialist calculators on the homepage.
• Buoyancy checkStep-by-step check to confirm your weighting in the water.
• MethodThe formula, every value in it, and how accurate it is.
• AboutWhat this site is and who is behind it.
• ContactHow to reach us with questions or corrections.

Calculators and tools

• Scuba weight calculatorHomepage calculator: lead from body weight, suit, tank, water and build, with full guide and FAQ.
• Dive weight calculatorEstimate your lead and compare it side by side with a dive buddy.
• Dive weight belt calculatorSplit lead into belt and pocket weights, pieces per side, and belt length.
• Buoyancy calculatorBuoyant force, floating or sinking, and your weight in water.
• Scuba tank weight calculatorTank weight and buoyancy, empty, at 50 bar and full.

Calculators by setup

• 3 mm wetsuitCalculator preset for this setup.
• 5 mm wetsuitCalculator preset for this setup.
• 7 mm wetsuitCalculator preset for this setup.
• DrysuitCalculator preset for this setup.
• No wetsuitCalculator preset for this setup.
• FreshwaterCalculator preset for this setup.
• SaltwaterCalculator preset for this setup.
• Aluminum 80 tankCalculator preset for this setup.
• Steel tankCalculator preset for this setup.
• 2 mm shorty wetsuitCalculator preset for this setup.
• Semi-dry suitCalculator preset for this setup.
• Steel HP100 tankCalculator preset for this setup.
• Steel HP120 tankCalculator preset for this setup.
• Lean and muscularCalculator preset for this setup.
• Higher body fatCalculator preset for this setup.
• Scuba weight in poundsCalculator preset for this setup.

Guides and theory

• How much weight do I need?Chart by body weight and suit.
• Scuba weights guideTypes of dive weights and how to choose.
• How to calculate buoyancyFormula and worked examples.
• Archimedes' principleWhere the buoyancy formula comes from.
• Measurement guideWhat to measure and a dive log template.
• Weight limitWhat actually sets a limit.
• Scuba gear weightTank and full kit weights.
• Diving belt sizeBelt length by waist size.

Comparisons

• Belt vs integrated weightsPros and cons.
• Steel vs aluminum tankWeight and buoyancy compared.
• Wetsuit vs drysuitLead and buoyancy control.
• 3 mm vs 5 mm vs 7 mmLead for each thickness.
• Freshwater vs saltwaterWhy the water changes your lead.

Blog

• Blog indexAll articles.
• 5 weighting mistakes new divers makeThe five most common weighting mistakes new divers make, from copying a friend to over-weighting for safety, and how to fix each one.
• Travelling with dive weights: bring them or rent?Should you travel with dive weights or rent them? Why most divers rent, how to plan, and what to tell the dive centre.
• Lead dive weights: safe handling and careHow to handle and care for lead dive weights safely: washing, storage, rinsing, checking coatings and disposal.

Information

• GuidesHub for guides and comparisons.
• About UsAbout the site.
• MethodFormula and values.
• Contact UsGet in touch.
• PrivacyWhat happens to the values you enter: nothing is stored or sent.
• TermsTerms of use.
• DisclaimerEducational use only: estimates, diving risk, medical fitness and limits of liability.
• SitemapThis page.

Homepage in 18 languages

• EnglishScuba weight calculator homepage (EN)
• हिन्दीScuba weight calculator homepage (HI)
• EspañolScuba weight calculator homepage (ES)
• РусскийScuba weight calculator homepage (RU)
• FrançaisScuba weight calculator homepage (FR)
• DeutschScuba weight calculator homepage (DE)
• ItalianoScuba weight calculator homepage (IT)
• PortuguêsScuba weight calculator homepage (PT)
• বাংলাScuba weight calculator homepage (BN)
• 日本語Scuba weight calculator homepage (JA)
• 한국어Scuba weight calculator homepage (KO)
• Bahasa MelayuScuba weight calculator homepage (MS)
• PolskiScuba weight calculator homepage (PL)
• Bahasa IndonesiaScuba weight calculator homepage (ID)
• العربيةScuba weight calculator homepage (AR)
• БългарскиScuba weight calculator homepage (BG)
• TürkçeScuba weight calculator homepage (TR)
• SvenskaScuba weight calculator homepage (SV)

For search engines

• sitemap.xmlXML sitemap listing every indexable page.
• robots.txtCrawler rules and sitemap location.