Gigabyte GSmart Sierra S1 vs Philips D812
Gigabyte GSmart Sierra S1
Philips D812
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 900, 2100CDMA2000 1xEV-DO
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HSDPA speedHSDPA, 42 Mbps-
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HSUPA speedHSUPA, 11 Mbps-
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EV-DO speed-EV-DO
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GPRSYes
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EDGEYes
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Availability
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Status2013-102011-2
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Oficially announced2013-62011-2
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Mini-SIM
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Height145.5 mm109.6 mm
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Width72.5 mm55.2 mm
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Thickness8.9 mm14 mm
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Weight168 g125 g
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ColorsBlack/WhiteBlack
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Display
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Display typeIPS LCD capacitive touchscreenTFT resistive touchscreen
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Physical size5.0 inches3.2 inches
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Resolution720 x 1280 pixels240 x 400 pixels
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Pixel density294 ppi146 ppi
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Display colors1677721666560
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Hardware
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CPUQuad-core 1.5 GHz ARM Cortex-A7
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ChipsetMediatek MT6589-
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GPUPowerVR SGX544-
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Memory RAM1 GB-
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Internal storage4 GB130 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB8 GB
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Memory card included-2 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)-
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Main camera
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Main camera13 MP3.15 MP
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Primary camera resolution4128 x 3096 pixels2048 x 1536 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-No
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Selfie camera2 MP
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Selfie camera video720p-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV 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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v2.1
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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
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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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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh1100 mAh
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Talk time4 h 30 min3 h 10 min
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Standby time600 h100 h
