Sony Ericsson Txt Pro vs Nokia Asha 503
| Type | Slide | Touch |
| Dimensions | 93.00 x 52.00 x 18.00 mm | 102.60 x 60.60 x 12.70 mm |
| Weight | 100.00 g | 110.20 g |
| Display size | 3.00" | 3.00" |
| Display | Color / TFT 256k colors 240 x 400 px (3.00") | Color / TFT 256k colors 240 x 320 px (3.00") 133 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 310 min. (5.2 h) | 2G: 720 min. (12.0 h) 3G: 270 min. (4.5 h) |
| Stand-by (max.) | 2G: 400 h. (16.7 days) | 3G: 840 h. (35.0 days) |
| Standard battery | Li-Ion 1000 mAhBuy powerbank
| Li-Ion 1200 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Phonebook memory | 4000 places | |
| Internal memory | 100 MB | |
| RAM memory | 64 MB | 128 MB |
| Memory cards | microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | - | Nokia Asha 1.2 |
| Processor | PNX4910 | - |
| GPU | - | - |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | SingleSIM(microSIM) | |
| Announced | 3Q 2011 | 4Q 2013 |
| Other names | CK15i; CK15a; Fengli | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 2100 | |
| LTE standard | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

