Bikini Calculator
This free Bathing Suit Size Calculator uses bust, waist, and hip measurements to estimate swimsuit and bikini sizing....

What Bikini Calculator does
The Bathing Suit Size Calculator on Calculator Academy estimates swimwear sizing for women's one-piece and bikini tops using bust, waist, and hip measurements. Users input their dimensions to receive a numeric size reference, with the option to toggle between inches and centimeters. The tool also provides a one-piece torso measurement field and references a built-in size table based on ASTM standards, allowing comparison against standard US Misses measurements. The site’s version stands out for its clean, calculator-first interface and embedded conversion tools. Unlike quiz-style competitors that ask subjective fit preferences, this calculator relies on direct numeric input and includes a visible reference table for US Misses sizing. The presence of separate tabs for bikini top and one-piece guidance, along with a shareable embed code, makes it practical for both quick personal use and site integration, while remaining entirely free without a paid tier.
How to use the Calculator Academy Bikini Calculator
- 1
Select the measurement unit, inches or centimeters, from the dropdown menu.
- 2
Enter the bust measurement at the fullest point in the labeled field.
- 3
Enter the natural waist measurement in the corresponding field.
- 4
Enter the fullest hip measurement in the labeled field.
- 5
Optionally enter the torso/body loop measurement for one-piece sizing, then click Calculate to view the recommended size reference.
Best for
This option suits anyone seeking a quick, measurement-based swimwear size reference without navigating subjective style quizzes, particularly those who prefer numeric sizing and easy unit conversion.
Limitations
- Results are based on standard US Misses body measurement tables and may not match all brand-specific fits.
- No guidance on personal style preferences such as coverage level or leg cut.
- Requires accurate self-measurement; estimates may vary if measurements are taken loosely or over clothing.
Bikini Calculator FAQ
- Can I use this calculator if I only have bust and hip measurements?
- The calculator requires bust, natural waist, and fullest hip measurements to generate a size reference; the torso/body loop field is optional for one-piece guidance.
- Does the tool convert between inches and centimeters automatically?
- Yes, users can toggle between inches and centimeters via the measurement unit selector, and the calculator will process the input in the chosen unit.
- Is the size recommendation based on a specific brand’s chart?
- The tool references a US Misses body measurements table based on ASTM D5585 standards, not a single brand’s sizing chart.
- Can I embed this calculator on my own website?
- Yes, a shareable embed code is provided on the page, including Calculator Academy attribution, allowing integration into external sites.
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