Siemens S56 vs Siemens A57
| Type | Bar (classic) | Bar (classic) |
| Dimensions | 101.00 x 44.00 x 21.00 mm | 103.00 x 46.00 x 21.50 mm |
| Weight | 83.00 g | 84.00 g |
| Display size | - | - |
| Display | Color / CSTN 256 colors 101 x 80 px | Mono / STN 101 x 64 px |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 360 min. (6.0 h) | 2G: 300 min. (5.0 h) |
| Stand-by (max.) | 2G: 300 h. (12.5 days) | 2G: 250 h. (10.4 days) |
| Standard battery | Li-Ion 700 mAhBuy powerbank
| Li-Ion 700 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Phonebook memory | 500 places | 50 places |
| Internal memory | 1 MB | |
| Memory cards | ||
| Touchscreen | ||
| SAR (10g) | 0,89 W/kg | 0,46 W/kg |
| DualSIM | ||
| Announced | 4Q 2003 | |
| Other names | - | - |
| GSM frequencies | 850 1900 | 900 1800 |
| UMTS | ||
| LTE standard | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

