Sony Xperia U vs Sony Xperia P
| Type | Touch | Touch |
| Dimensions | 112.00 x 54.00 x 12.00 mm | 122.00 x 59.50 x 10.50 mm |
| Weight | 110.00 g | 120.00 g |
| Display size | 3.50" | 4.00" |
| Display | Color / TFT 16M colors 480 x 854 px (3.50") 280 ppi | Color / TFT 16M colors 540 x 960 px (4.00") 275 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 396 min. (6.6 h) 3G: 336 min. (5.6 h) | 2G: 360 min. (6.0 h) 3G: 300 min. (5.0 h) |
| Stand-by (max.) | 2G: 260 h. (10.8 days) 3G: 472 h. (19.7 days) | 2G: 470 h. (19.6 days) 3G: 475 h. (19.8 days) |
| Standard battery | Li-Ion 1320 mAhBuy powerbank
| Li-Ion 1305 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 8 GB | 16 GB |
| RAM memory | 512 MB | 1 GB |
| Memory cards | ||
| Operating system | Android 2.3 Gingerbread | Android 2.3 Gingerbread |
| Processor | ST-Ericsson NovaThor U8500 | ST-Ericsson NovaThor U8500 |
| Processor clock | 1000 MHz | 1000 MHz |
| GPU | ARM Mali-400 MP | ARM Mali-400 MP |
| Touchscreen | ||
| SAR (10g) | 1,62 W/kg | 0,78 W/kg |
| DualSIM | ||
| Other names | ST25i; ST25a | LT22i |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 2100 | 850 900 1900 2100 |
| LTE standard | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

