Siemens C60 vs Siemens A51
| Type | Bar (classic) | Bar (classic) | Touch | Bar (classic) |
| Dimensions | 110.00 x 47.00 x 23.00 mm | 103.00 x 46.00 x 21.00 mm | 94.50 x 52.50 x 13.00 mm | 108.38 x 45.93 x 16.80 mm |
| Weight | 85.00 g | 84.00 g | 82.00 g | 49.05 g |
| Display size | - | - | 2.40" | 1.80" |
| Display | Color / CSTN 4k colors 101 x 80 px | Mono / STN 101 x 64 px | Color / TFT 256k colors 240 x 320 px (2.40") 167 ppi | Color / TFT 64k colors 128 x 160 px (1.80") 114 ppi |
| Display protection | ||||
| Additional display | ||||
| Protection of the secondary display | ||||
| Talk time (max.) | 2G: 300 min. (5.0 h) | 2G: 300 min. (5.0 h) | 2G: 270 min. (4.5 h) | |
| Stand-by (max.) | 2G: 250 h. (10.4 days) | 2G: 250 h. (10.4 days) | 2G: 300 h. (12.5 days) | |
| Standard battery | Li-Ion 700 mAhBuy powerbank
| Li-Ion 700 mAhBuy powerbank
| Li-Ion Buy powerbank
| Li-Ion 1200 mAhBuy powerbank
|
| Quick battery charging | ||||
| Wireless battery charging | ||||
| Phonebook memory | 100 places | 50 places | 300 places | |
| Internal memory | 2 MB | 64 MB | ||
| RAM memory | 64 MB | |||
| Memory cards | microSD | microSD up to 8 GBBuy memory card | ||
| Touchscreen | ||||
| SAR (10g) | 0,67 W/kg | 0,56 W/kg | ||
| DualSIM | ||||
| SIM cards standard | DualSIM(miniSIM, miniSIM) | |||
| DualSIM mode | nd | nd | nd | dual standby |
| Hybrid DualSIM | nd | nd | nd | |
| Other names | - | - | - | - |
| GSM frequencies | 900 1800 1900 | 900 1800 | 850 900 1800 1900 | 900 1800 |
| UMTS | ||||
| LTE standard | ||||
| Standard 5G | ||||
| CDMA | ||||
| Standard TD-SCDMA | ||||
| UMA |



