BRI Calculator vs Where Should I Sell?

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

BRI Calculator compared with Where Should I Sell?
Detail	BRI Calculator	Where Should I Sell?
What it does	Calculate your Body Roundness Index instantly. Free, Fast, and Revealing.	Compare fees across 8 marketplaces to see what you'll actually keep when you sell
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	US
Pricing model	Free	Free
Pricing	Not given	Not given
Key features	Free calculation with no registration required Optional gender and age personalization Average BRI data by age and gender Interpretation guidance for results Detailed waist measurement instructions Comparison with BMI Health risk assessment based on BRI ranges	Compare fees across 8 marketplaces at once Includes shipping costs and sales tax in calculations US state-by-state sales tax rates for all 50 states Fee rates checked against official platform pages in October 2026 Shows what you actually keep after every fee Works on mobile while you list items Individual platform fee calculators Platform comparison tools
What makes it different	Uses waist circumference for more accurate body composition assessment than BMI Better at predicting cardiovascular health risks More sensitive to changes in body shape and fat distribution Provides accurate results for people with high muscle mass	Accounts for how each platform charges fees on shipping and sales tax differently Shows exact amounts you keep, not just percentages Fees verified against platforms' official documentation
Community votes	0	0
DR (Domain Rating by Ahrefs)	24 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	7	0
Citation Flow (Majestic)	18	0
Referring domains (Majestic)	55	0

4 details filled in for both companies.

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