| Name | Sandra & Diana Miller |
| Day of birth | November, 15th 1979 |
| Place of birth | Geislingen an der Steige, Baden-Württemberg, Germany |
| Nationality | German |
| Marital status | Single |
| Body height | 167 cm (5'5½) |
| Body weight | 50 kg (110 lb.) |
| Hair color | Blond |
| Eye color | Blue |
| Dress size | 34/36 (6) |
| Body measures | Bust: 83 cm (32,5') - Waist: 62 cm (24.5') - Hips: 86 cm (34') |
| Shoe size | 37 (4½) |
| Foreign languages | English, French |
| Driving license | B (European Union) |