Acer beTouch E400 vs Lenovo A660
Acer beTouch E400
Lenovo A660
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 2100
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HSDPA speedHSDPA, 3.6 MbpsHSDPA
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HSUPA speed-HSUPA
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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 announced2010-22012-9
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Status2010-42012-10
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Design
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SIMMini-SIMMini-SIM
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Height115 mm125 mm
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Width59.3 mm65 mm
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Thickness12 mm10.5 mm
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Weight125 g138 g
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ColorsSoft-touch Black, Ceramic White and Pearl Red with 3 exchangeable battery coversBlack, Orange
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Display
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Display typeTFT resistive touchscreenCapacitive touchscreen
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Physical size3.2 inches4.0 inches
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Resolution320 x 480 pixels480 x 800 pixels
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Pixel density180 ppi233 ppi
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Display colors26214416777216
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Hardware
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CPU600 MHz ARM 111 GHz ARM Cortex-A9 Dual-core
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ChipsetQualcomm MSM7227Mediatek MT6577
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GPUAdreno 200PowerVR SGX531u
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Memory ROM512 MB-
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Memory RAM256 MB512 MB
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Internal storage-4 GB
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Memory cardmicroSDmicroSD
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Memory card max-32 GB
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Memory card included-8 GB
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OS
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OSAndroid OS, v2.1 (Eclair)Android OS, v4.0.4 (Ice Cream Sandwich)
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Main camera
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1944 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocusautofocus
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Selfie camera
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Secondary cameraNoVGA 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; MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11gWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USB2.0microUSB 2.0
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Bluetoothv2.0Yes
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Bluetooth A2DPYes-
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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 EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1090 mAh1500 mAh
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Talk time5 h-
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Standby time400 h-