Lenovo A7-50 A3500 vs Samsung Comment 2 R390C
Lenovo A7-50 A3500
Samsung Comment 2 R390C
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 850, 1700, 1900, 2100
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3G networkHSDPA-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-42012-10
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Status2014-62012-10
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Design
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SIMYesMini-SIM
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Height198 mm110 mm
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Width121.2 mm61 mm
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Thickness9.9 mm10.9 mm
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Weight320 g95 g
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Keyboard-QWERTY
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ColorsBlueBlack
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size7.0 inches2.4 inches
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Resolution800 x 1280 pixels320 x 240 pixels
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Pixel density216 ppi167 ppi
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Display colors16777216262144
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7
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ChipsetMediatek MT8382-
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Memory RAM1 GB-
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Internal storage8, 16 GB256 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.2.2 (Jelly Bean)-
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera videovideo176x144
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Selfie camera
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Secondary camera-No
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Selfie camera2 MP
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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 ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DP-Yes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush Mail-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3450 mAh1000 mAh
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Battery removableNon-removable-
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Talk time-4 h
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Standby time-264 h
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