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Sony Xperia U

Sony Ericsson Xperia Arc S

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Sony Xperia U
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Sony Xperia U

Sony Ericsson Xperia Arc S

Network
Technology GSM / HSPA GSM / HSPA
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 - ST25i HSDPA 900 / 2100 - LT18i
  HSDPA 850 / 1900 / 2100 - ST25a HSDPA 850 / 1900 / 2100 / 800 - LT18a
Speed HSPA 14.4/5.76 Mbps HSPA 14.4/5.76 Mbps
Launch
Announced 2012, February. Released 2012, May 2011, August. Released 2011, September
Status Discontinued Discontinued
Body
Dimensions 112 x 54 x 12 mm (4.41 x 2.13 x 0.47 in) 125 x 63 x 8.7 mm (4.92 x 2.48 x 0.34 in)
Weight 110 g (3.88 oz) 117 g (4.13 oz)
SIM Mini-SIM Mini-SIM
Display
Type TFT LED-backlit LCD,
Size 3.5 inches, 33.8 cm2 (~55.8% screen-to-body ratio) 4.2 inches, 48.6 cm2 (~61.7% screen-to-body ratio)
Resolution 480 x 854 pixels, 16:9 ratio (~280 ppi density) 480 x 854 pixels, 16:9 ratio (~233 ppi density)
Protection Scratch-resistant glass Scratch-resistant glass
Platform
OS Android 2.3 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich) Android 2.3.4 (Gingerbread), 4.0.4 (Ice Cream Sandwich), not upgradable to 4.1 (Jelly Bean)
Chipset NovaThor U8500 Qualcomm MSM8255T Snapdragon S2
CPU Dual-core 1.0 GHz Cortex-A9 1.4 GHz Scorpion
GPU Mali-400 Adreno 205
Memory
Card slot No microSDHC (dedicated slot), 8 GB included
Internal 8GB (4GB user available), 512MB RAM 1GB (320MB user available), 512MB RAM
Main Camera
Modules 5 MP, AF 8 MP, AF
Features LED flash, panorama LED flash, panorama
Video 720p@30fps 720p@30fps
Selfie Camera
Modules VGA No
Video
ADVERTISEMENT
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, hotspot, DLNA Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth 2.1, A2DP, EDR 2.1, A2DP, EDR
Positioning GPS, A-GPS GPS, A-GPS; GLONASS
Infrared port No No
Radio Stereo FM radio, RDS Stereo FM radio, RDS
USB microUSB 2.0, OTG microUSB 2.0, OTG
Features
Sensors Accelerometer, proximity, compass Accelerometer, proximity, compass
  ANT+
HDMI port
MP4/H.264/WMV player
MP3/eAAC+/WMA/WAV player
TrackID music recognition
NeoReader barcode scanner
Document viewer
Voice memo/dial/commands
Predictive text input
Battery
Type Removable Li-Ion 1320 mAh battery Removable Li-Po 1500 mAh battery
Stand-by Up to 260 h (2G) / Up to 472 h (3G) Up to 460 h (2G) / Up to 460 h (3G)
Talk time Up to 6 h 36 min (2G) / Up to 5 h 36 min (3G) Up to 7 h 25 min (2G) / Up to 7 h 35 min (3G)
Music play Up to 45 h Up to 37 h
Misc
Colors Black, White/ exchangeable bottom caps in white, black, pink, yellow Pure White, Midnight Blue, Misty Silver, Gloss Black, Sakura Pink
SAR 1.09 W/kg (head)     0.93 W/kg (body)    
SAR EU 1.62 W/kg (head)     0.66 W/kg (head)    
Price About 140 EUR About 210 EUR
Tests
Display Contrast ratio: 930:1 (nominal) / 1.758:1 (sunlight)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 65dB / Noise 65dB / Ring 72dB Voice 67dB / Noise 65dB / Ring 76dB
Audio quality Noise -87.3dB / Crosstalk -87.7dB Noise -89.3dB / Crosstalk -90.2dB

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