Huawei U8520 Duplex vs Motorola A3100
Huawei U8520 Duplex
Motorola A3100
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 1900, 2100
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HSDPA speedHSDPA, 7.2 MbpsHSDPA, 7.2 Mbps
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UL speedUL, 384 kbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2011-102009-1
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Status2011-102009-3
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Mini-SIM
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Height112 mm110 mm
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Width57 mm59.7 mm
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Thickness12.7 mm13.7 mm
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Weight109 g119 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenTFT resistive touchscreen
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Physical size3.2 inches2.8 inches
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Resolution320 x 480 pixels240 x 320 pixels
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Pixel density180 ppi143 ppi
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Display colors26214466560
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Hardware
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CPU600 MHz ARM 11528 MHz ARM 11
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ChipsetQualcomm MSM7227-1Qualcomm MSM7201A
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GPUAdreno 200Adreno 130
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Memory ROM512 MB-
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Memory RAM256 MB128 MB
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Internal storage150 MB256 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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Memory card included2 GB-
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OS
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OSAndroid OS, v2.2 (Froyo)Microsoft Windows Mobile 6.1 Professional
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Main camera
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Main camera3.15 MP3.15 MP
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Primary camera resolution2048 x 1536 pixels2048 x 1536 pixels
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Primary camera video480pvideo
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraVGA cameraVGA camera
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesVibration; Downloadable polyphonic, MP3 ringtones
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0Yes
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Bluetoothv2.1v2.0
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Bluetooth A2DPYesYes
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging Instant Messaging-Instant Messaging
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Messaging EmailEmailEmail
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Messaging IMIM-
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WAPWAP 2.0/xHTMLWAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLYesYes
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1500 mAh1170 mAh
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Talk time-6 h 48 min
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Talk time 2G7 h-
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Talk time 3G7 h 30 min-
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Standby time-298 h
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Standby time 2G120 h-
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Standby time 3G120 h-
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