Menstrual Disc Comparison Chart

Menstrual Disc Comparison Chart

Click the top of each column to sort by brand, measurement, or feature.

Brand Size Rim Diameter Shape Capacity (Listed) Material Reusable? Misc
Flex OS 0.31″ 2.76″ Round 30 ml BPA Free Polymer No Makes Softdisc
Lumma Unique S 0.24″ 2.09″ Round 30 ml Silicone Yes Has Silicone String
Lumma Unique M 0.24″ 2.48″ Round 55 ml Silicone Yes Has Silicone String
Lumma Unique L 0.24″ 2.68″ Round 60 ml Silicone Yes Has Silicone String
Nixit OS 0.39″ 2.76″ Round 70 ml Silicone Yes
Softdisc OS 0.31″ 2.76″ Round 30 ml BPA Free Polymer No Made by Flex
Ziggy OS 0.28″ 2.99″ Ergonomic 76 ml Silicone Yes Directional Insert

Menstrual Disc Comparison Chart (Metric)

Brand Size Rim Diameter Shape Capacity (Listed) Material Reusable? Misc
Flex OS 8 mm 70 mm Round 30 ml BPA Free Polymer No Makes Softdisc
Lumma Unique S 6 mm 53 mm Round 30 ml Silicone Yes Has Silicone String
Lumma Unique M 6 mm 63 mm Round 55 ml Silicone Yes Has Silicone String
Lumma Unique L 6 mm 68 mm Round 60 ml Silicone Yes Has Silicone String
Nixit OS 10 mm 70 mm Round 70 ml Silicone Yes
Softdisc OS 8 mm 70 mm Round 30 ml BPA Free Polymer No Made by Flex
Ziggy OS 7 mm 76 mm Ergonomic 76 ml Silicone Yes Directional Insert

All current discs on the market are latex free. Capacity (with the exception of Flex and Softdisc) may be overstated by the brands, as this type of product compresses considerably in the vaginal canal. Please note that inclusion in this chart does not equal an endorsement.

Additional Resources:

Looking for our Menstrual Cup Comparison Chart? Click here for the original and here to see it in metric!

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