Menstrual Cup Comparison Chart

The capacity refers to the cup’s capacity as stated by the brand.

Brand/ModelSizeDiameter
(mm)
Cup Length
(mm)
Stem Length
(mm)
Total Length
(mm)
Capacity
(ml)
Firmness (rim, body, overall)Stem StyleMaterial
Hello Cup Average CervixXS3847105717.5toggle - short, solid, rounded stemTPE
Hello Cup Average CervixS/M4149105921toggle - short, solid, rounded stemTPE
Hello Cup Average CervixL4554106428toggle - short, solid, rounded stemTPE
Hello Cup High CervixXS3847155717.5toggle - short, solid, rounded stemTPE
Hello Cup High CervixS/M4149155921toggle - short, solid, rounded stemTPE
Hello Cup High CervixL4554156428toggle - short, solid, rounded stemTPE
Hello Cup Low CervixS/M4149-5921noneTPE
Hello Cup Low CervixL4554-6428noneTPE
Lunette14147257221flat stem with grip ringssilicone
Lunette24652207227flat stem with grip ringssilicone
MermaidCup Classic14252247616long, solid stem with grip ballssilicone
MermaidCup Classic24656247616long, solid stem with grip ballssilicone
MermaidCup Guppy14540246414long, solid stem with grip ballssilicone
MermaidCup Guppy24840246416long, solid stem with grip ballssilicone
Me Luna (stem)S3845125715short, solid stem with grip ballsTPE
Me Luna (stem)M4148136120short, solid stem with grip ballsTPE
Me Luna (stem)L4451156624solid stem with grip ballsTPE
Me Luna (stem)XL4756157130solid stem with grip ballsTPE
Me Luna Shorty (ring)S383510458ring - thick loopTPE
Me Luna Shorty (ring)M4138104810ring - thick loopTPE
Me Luna Shorty (ring)L4441115214ring - thick loopTPE
Me Luna Shorty (ring)XL4744115516ring - thick loopTPE
OrganicupA4050156521solid stem with pronounced grip ringssilicone
OrganicupB4555157027solid stem with pronounced grip ringssilicone
RubyS4046196519solid stem with dotted grip rings and hollow endsilicone
RubyM4551176824solid stem with dotted grip rings and hollow endsilicone
XO Flo MiniMini4046196519solid stem with grip ballssilicone
XO FloOS4551176824solid stem with grip ballssilicone
Brand/ModelSizeØ (mm)Body Length (mm)Stem Length (mm)Total Length
(mm)
Capacity
(ml)
Firmness (rim, body, overall)Material