Samsung Metro 312 vs ZTE Grand S3
Samsung Metro 312
ZTE Grand S3
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1900, 2100
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EV-DO speed-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-52015-3
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Status2014-62015-3
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Design
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SIMDual SIM, (Mini-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height112.7 mm155 mm
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Width46.4 mm77 mm
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Thickness13.1 mm9.8 mm
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Weight74 g
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ColorsWhiteSilver
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Display
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Display typeTFTIPS LCD capacitive touchscreen
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Physical size2.0 inches5.5 inches
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Resolution128 x 160 pixels1080 x 1920 pixels
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Pixel density102 ppi401 ppi
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Display colors6656016777216
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Hardware
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CPU208 MHz2.5 GHz Quad-core Krait 400
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Chipset-Qualcomm MSM8974AC Snapdragon 801
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GPU-Adreno 330
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Memory RAM-3 GB
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Internal storage-16 GB
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Memory cardmicroSDmicroSD
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Memory card max16 GB64 GB
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Main camera
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Main camera0.3 MP16 MP
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Primary camera resolution640 x 480 pixels5312 x 2988 pixels
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Primary camera videoQCIF@15fps2160p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Secondary cameraNo-
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Selfie camera8 MP
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Selfie camera video-1080p@30fps
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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-
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi Hotspot-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v4.0
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Bluetooth A2DPYesYes
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GPSNoYes, with A-GPS
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GLONASS-Yes
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GPS Navigator-Beidou
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Features
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Messaging SMSSMSSMS(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 EmailPush EmailPush Email
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JavaYesYes, via Java MIDP emulator
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Java MIDPMIDP 2.0-
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Sensors-Accelerometer, compass, gyro, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1000 mAh3100 mAh
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Talk time--
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Talk time 3G12 h-
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Standby time--
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OS
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OS-Android OS, v4.4.x (KitKat)