| Network | 2G Network GSM 850 / 900 / 1800 / 1900 | | 3GNetwork HSDPA 800 / 2100, HSDPA 850 / 1900 / 2100 - XPERIA X1a | | Size | Dimensions | 110.5 x 52.6 x 17 mm | | Net Weight | 145 g | | Display | Type | TFT resistive touchscreen, 65K colors | | Display size | 800 x 480 pixels, 3.0 inches | | Full QWERTY keyboard | | Optical trackpad | | Camera | | 3.15 MP, 2048x1536 pixels, autofocus, LED flash | | Video | | Yes, VGA@30fps | | Secondary | Videocall camera | | Memory | Card Slot | microSD (TransFlash) | | Call records | Practically unlimited | | Phonebook | Practically unlimited entries and fields, Photocall | | Internal | 256 MB RAM, 512 MB ROM | | Ringtones | Type | Vibration; Downloadable polyphonic, MP3 ringtones, composer | | Connectivity | GPRS | Class 10 (4+1/3+2 slots), 32 - 48 kbps | | HSCSD | No | | EDGE | Yes | | 3G | HSDPA, 7.2 Mbps; HSUPA, 2 Mbps | | WLAN | Wi-Fi 802.11b/g | | Bluetooth | Yes, v2.0 with A2DP | | Infrared port | No | | USB | Yes, v2.0 miniUSB | | Features | Messaging | SMS (threaded view), MMS, Email, Push email, IM | | FM radio | Stereo FM radio with RDS | | Games | Yes + downloadable | | Colors | Solid Black, Steel Silver | | Speaker phone | Yes,3.5 mm audio jack | | Battery | Stand-by | Up to 833 h (2G) / Up to 640 h (3G) | | Talk time | Up to 10 h (2G) / Up to 6 h (3G) | | Package contents | Standard pack | |