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Full specifications of the Sony Xperia U ST25a Phone, technical information, specs, features, price, review, photos and accessories. Everything about this Phone.

Sony Xperia U ST25a

Android phone with 1Ghz Dual-Core median processor provides good performance when performing some functions of the Sony Xperia U ST25a

With one SIM card slot, the Sony Xperia U ST25a allows download up to 14.4 Mbps for internet browsing, but it also depends on the carrier.

Good connectivity of this device includes Bluetooth 2.1 version with A2DP, Wi-Fi 802.11 b/g/n, but it lacks NFC connection.

Device with 110 grams including the battery. The Sony Xperia U ST25a phone is relatively thin with 12 mm thickness.

Model and Physical Features Sony Xperia U ST25a
Brand Sony
Model Xperia U ST25a
Also known as Sony Xperia U ST25, Sony ST25a, Sony Kumquat
Country or region where it's sold Latin AmericaBrazilCanadaUSA
Release Date August, 2012
Design / Type Bar
Depth 12 millimeters (0.47 inches)
Size (width x height) 54 x 112 millimeters (2.13 x 4.41 in)
Weight 110 grams (3.85 ounces)
Qwerty physical keyboard Not supported
Antenna Internal antenna
Water protection Not supported
Operating System (OS) Sony Xperia U ST25a
Operating System Android 2.3.7 Gingerbread
Firmware update Android 4.0.4 Ice Cream Sandwich ICS
Chipset and Hardware Sony Xperia U ST25a
Architecture - Chipset 32bit - ST-Ericsson NovaThor U8500
CPU Processor 1Ghz Dual-Core ARM Cortex-A9
RAM Memory 512MB LPDDR2
GPU Graphical Controller ARM Mali-400
Internal Storage 8GB (4GB user available)
External Storage Not supported
Mobile Networks and Data Sony Xperia U ST25a
Dual SIM Not supported
SIM Card Slots 1 sim
SIM Card Type Standard Mini SIM (2FF)
GSM Mhz Band Quad-Band 850/900/1800/1900
2G Network GSM 850/900/1800/1900
3G Network UMTS 850/1900/2100
4G Network Not supported
2G Network SIM2 Not supported
3G Network SIM2 Not supported
4G Network SIM2 Not supported
Data Network SIM2 Not supported
Maximum Speed Download 14.4 Mbps
Maximum Speed Upload 5.76 Mbps
Messaging and Calling Sony Xperia U ST25a
SMS SMS Auto Filling T9
MMS Supported
E-mail Supported
Push Mail Supported
Speakerphone Supported
Video Calling Supported
Call Control Voice dialing, Voice recorder, Voice commands
Display and Graphical System Sony Xperia U ST25a
Screen size (inches) 3.5"
Display Type TFT LCD LED-Backlit
Touchscreen Capacitive Multitouch 4-points
Display Resolution 480 x 854 pixels
Pixel density (dot pitch) 280 PPI
Colors 16 million
Scratch-resistant glass Scratch-resistant glass
Digital Camera / Camcorder Sony Xperia U ST25a
Main Camera 5.0 MegaPixels (5.04)
Main Camera resolution 2592 x 1944 pixels
Flash LED Flash
Zoom Only digital zoom
Autofocus Supported
Touch focus Supported
Smile detection Supported
Face detection Supported
Sensor Size feature not registered
Aperture F feature not registered
BSI Sensor Not supported
HDR Not supported
Front-Camera 0.3 MegaPixels (0.31)
Front-Camera resolution 640 x 480 pixels
Multimedia Sony Xperia U ST25a
Video Recording HD (1280 x 720 pixels) 30 fps
Video Rec Secondary Camera VGA (640 x 480 pixels)
Radio FM with RDS
TV Not supported
Video formats MP4, H.263, H.264, WMV
Audios formats MP3, eAAC+, WMA, WAV
Connectivity and Interfaces Sony Xperia U ST25a
USB USB 2.0 Micro-B (Micro-USB)
TV output Not supported
Audio output 3.5mm jack
Bluetooth 2.1 version with A2DP
WiFi 802.11 b/g/n
DLNA Supported
NFC Not supported
GPS A-GPS, GeoTagging
Infrared port Not supported
Other Functions Sony Xperia U ST25a
Active noise cancellation Supported
Vibrating Alert Supported
Ringtones Polyphonic and customized
Web Browser HTML, XHTML
Flash Player Supported
Java Supported
Sensors Accelerometer
Ambient Light
Other features - Colors: Black, White
- Exchangeable bottom caps: White, Black, Pink, Yellow
- USB On-The-Go 1.3
- Sony Reality Display
- Sony Mobile BRAVIA Engine
- xLoud
- 3D surround sound
- WiFi hotspot
Power Supply and Autonomy Sony Xperia U ST25a
Battery Technology Lithium ion - Removable
Battery Capacity 1320 mAh
Battery Model BA600
Talk Time 336 minutes | 5.6 hours | 0.2 day
Standby 28320 minutes | 472 hours | 19.7 days
Specific Absorption Rate (Radiation) Sony Xperia U ST25a
SAR USA, Mexico, Colombia 1.09 W/Kg (head) | 0.93 W/Kg (body)
SAR European Union, UK 1.62 W/Kg (head)

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