Comparing a 30D Betsey Johnson Intimates Forever Perfect Demi Bra (723800) with a 70D Comexim Joy Half Cup Longline (379)
Summary
The band is pretty much the same in both bras. Even though the 30D bra has wider cups, the 70D bra has deeper cups.
Sizing
The 30D is 1 band smaller than the 70D.
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30D 30:4 Betsey Johnson Intimates Forever Perfect Demi Bra (723800) |
70D 32:4 Comexim Joy Half Cup Longline (379) |
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| Fits ribcage | ||
|---|---|---|
| 72.2 | 73.0 (+0.8cm) | |
| Breast perimeter | ||
| 19.8 | 21.8 (+2.0cm) | |
| Band length | ||
| 59.2 | 60.3 (+1.2cm) | |
| Stretched band | ||
| 77.9 | 78.1 (+0.2cm) | |
| Cup width | ||
| 12.7 (+1.3cm) | 11.4 | |
| Cup depth | ||
| 17.6 | 18.8 (+1.2cm) | |
| Wire length | ||
| 19.5 (+0.2cm) | 19.3 | |
| Cup height | ||
| 13.1 (+2.0cm) | 11.2 | |
| Gore height | ||
| 2.6 | 11.7 (+9.1cm) | |
| Wing height | ||
| 7.8 | 12.7 (+4.9cm) | |
| Strap width | ||
| 1.0 | 1.3 (+0.3cm) | |
| Cup separation | ||
| 2.4 | 2.5 (+0.1cm) | |
| Hooks | ||
| 2 | 6 | |
| Total bras | ||
| 24 | 1 | |