Samsung Metro 312 vs Xiaomi Redmi 3x
Samsung Metro 312
Xiaomi Redmi 3x
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Network
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2G networkGSM 900, 1800GSM 900, 1800, 1900; CDMA 800, 1900
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3G network-HSDPA 850, 900, 1900, 2100; TD-SCDMA; CDMA2000 1xEV-DO
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4G network-LTE band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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EV-DO speed-3.1 Mbps
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-52016-6
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Status2014-62016-7
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Design
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SIMDual SIM, (Mini-SIM, dual stand-by)Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height112.7 mm139.3 mm
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Width46.4 mm69.6 mm
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Thickness13.1 mm8.5 mm
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Weight74 g144 g
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ColorsWhiteDark Gray, Gold, Silver
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Display
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Display typeTFTIPS LCD capacitive touchscreen
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Physical size2.0 inches5.0 inches
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Resolution128 x 160 pixels720 x 1280 pixels
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Pixel density102 ppi294 ppi
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Display colors6656016777216
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Multitouch-Yes
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Hardware
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CPU208 MHz1.4 GHz Octa-core ARM Cortex-A53
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Chipset-Qualcomm MSM8937 Snapdragon 430
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GPU-Adreno 505
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Memory RAM-2 GB
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Internal storage-32 GB
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Memory cardmicroSDmicroSD
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Memory card max16 GB256 GB
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Main camera
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Main camera0.3 MP13 MP, f/2.0
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Primary camera resolution640 x 480 pixels-
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Primary camera videoQCIF@15fps1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Secondary cameraNo-
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Selfie camera5 MP, f/2.2
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Selfie camera video-1080p
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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 radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v4.1
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Bluetooth A2DPYesYes
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Infrared-Yes
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GPSNoYes, with A-GPS
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GLONASS-Yes
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BDS-Yes
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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 Email-
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Messaging Push Mail-Push Mail
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JavaYesNo
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Java MIDPMIDP 2.0-
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Sensors-Fingerprint, 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 mAh4100 mAh
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Battery removable-Non-removable
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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, v6.0.1 (Marshmallow)