Gigabyte GSmart Alto A2 vs HTC Desire 820G+ dual sim
Gigabyte GSmart Alto A2
HTC Desire 820G+ dual sim
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 2100
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HSDPA speedHSDPA, 21 Mbps-
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HSUPA speedHSUPA-
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HSPA speed-HSPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-102015-5
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Status2013-112015-6
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Design
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SIMDual SIMDual SIM (Nano-SIM, dual stand-by)
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Height157.7 mm
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Width78.7 mm
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Thickness7.7 mm
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Weight154.5 g
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ColorsBlack, WhiteDovetail gray, Marble White
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.0 inches5.5 inches
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Resolution480 x 854 pixels720 x 1280 pixels
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Pixel density196 ppi267 ppi
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Display colors1677721616777216
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Hardware
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CPUDual-core 1.3 GHzOcta-core 1.7 GHz ARM Cortex-A7
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ChipsetMediatek MT6572Mediatek MT6592
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GPUMali-400Mali-450MP4
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Memory RAM1 GB1 GB
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Internal storage4 GB16 GB
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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 (Jelly Bean)Android OS
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Main camera
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Main camera5 MP13 MP
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Primary camera resolution2592 x 1944 pixels4160 x 3120 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED 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 cameraVGA camera-
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Selfie camera8 MP
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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, with stereo speakers
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NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM 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 2.0microUSB 2.0
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Bluetoothv3.0v4.0
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Bluetooth A2DP-Yes
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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 IMIM-
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, compass, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity2000 mAh2600 mAh
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Battery removable-Non-removable
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Talk time3 h 30 min-
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Talk time 2G-32 h
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Talk time 3G-12 h
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Standby time150 h-
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Standby time 2G-600 h
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Standby time 3G-560 h
