Gigabyte GSmart Guru GX vs Karbonn A37
Gigabyte GSmart Guru GX
Karbonn A37
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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 speed42.2 MbpsHSDPA, 7.2 Mbps
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HSUPA speed11.5 MbpsHSUPA
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-12014-12
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Status2015-32014-12
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Design
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SIMDual SIM (Nano-SIM/ Micro-SIM)Dual SIM
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Height139 mm197 mm
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Width69 mm124 mm
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Thickness7 mm12.3 mm
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Weight115 g335 g
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ColorsBlackBlack/White
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Display
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Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size5.0 inches7.0 inches
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Resolution1080 x 1920 pixels480 x 800 pixels
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Pixel density441 ppi133 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.7 GHz ARM Cortex-A53Dual-core 1 GHz
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ChipsetQualcomm MSM8939 Snapdragon 615-
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GPUAdreno 405-
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Memory RAM2 GB512 MB
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Internal storage32 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max64 GB32 GB
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OS
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OSAndroid OS, v4.4.x (KitKat)Android OS, v4.1 (Ice Cream Sandwich)
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Main camera
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Main camera13 MP2 MP
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Primary camera resolution4128 x 3096 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, face detection, touch focus-
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Selfie camera
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Secondary camera-Yes
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Selfie camera5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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USBmicroUSB 2.0Yes
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Bluetoothv4.0Yes
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bluetooth LEYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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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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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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SensorsAccelerometer, compass, gyro, proximity-
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2300 mAh3000 mAh
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Battery removableNon-removable-
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Talk time14 h8 h
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Standby time200 h240 h