According to our data, 1.71% of women in the United States, or 2,318,235 people, have this size. Among them: Adriana Lima, Rihanna, Lady Gaga . Below you will learn how size 34B differs from sizes 34A, 36A, 32B, 36B, 32C, 34C. Find out why it’s smaller than average.
How many inches and centimeters in 34B bra size
|Bust measurements (US+0\ UK+0)||35 – 38||89.9 – 96.5|
|Underbust measurements (US+0\ UK+0)||33 – 35||83.8 – 89.9|
|Bust (US+4\ UK+4)||31 – 34||78.7 – 86.3|
|Underbust (US+4\ UK+4)||29 – 31||73.6 – 78.7|
|Bra size (US+0\UK +0 system)||Cup diameter||Volume of one cup||Weight of both breasts|
|34B||11.4 cm (4+1⁄2 in)||390 cm3 (24 cu in)||0.70 kg (1.5 lb)|
Examples of what size 34B breasts look like in celebrities
1. Adriana Lima
3. Lady Gaga
34B VS other sizes
- vs 32B: The 32B bra has 2 inches less band. And the cup volume is slightly smaller.
- vs 36B: The 36B bra has 2 inches more band. And the cup volume is slightly larger.
- vs 34A: The 34A bra has the same band size. But the cup volume is smaller.
- vs 34C: The 34C bra has the same band size. But the cup volume is larger.
- vs 32C: It’s a sister size. The 32C bra has the same cup volume. But the band is a little tighter.
- Vs 36A: It’s a sister size. The 36A bra has the same cup volume. But the band is a little looser.
34B sister size chart
|Sister size down||Current bra size||Sister size up|
Is 34B big, small or medium?
Both size 34B breasts weigh 1.5 lbs (0.70 kg). The volume of one breast is 24 cubic inches (388 cm3). This is the volume and weight of 8.74% of women in the United States, or 11,856,114 people.
The number of women with smaller breasts is 17.38%. 34B is conventionally smaller than the average size.
11.63% of women in the United States have a B cup size. 14.74% have a smaller cup size. The B cup size is conventionally smaller than the average cup size.
- EU (Europe) – 85AA
- FR/BE/ES – 100AA
- AU/NZ – 16AA
- JP/KO – 85AA
- IT – 5AA
- UK+4/US+4 – 38AA
- EU (Europe) – 75A
- FR/BE/ES – 90A
- AU/NZ – 12A
- JP/KO – 75B
- IT – 3A
- UK+0/US+0 – 30DD
What size sports bra for 34B
34B (US+0/UK+0 system) = M
34B (US+4/UK+4 system) = XS