Asus Zenfone 4 A450CG vs Samsung Galaxy Tab 7.7 LTE I815
Asus Zenfone 4 A450CG
Samsung Galaxy Tab 7.7 LTE I815
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 850, 900, 1900, 2100CDMA2000 1xEV-DO
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4G network-LTE 700 MHz Class 13
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HSDPA speedHSDPA, 42.2 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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EV-DO speed-3.1 Mbps
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LTE speed-LTE
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-62012-1
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Status2014-72012
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Design
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SIMOptional Dual SIM (Micro-SIM, dual stand-by)Mini-SIM
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Height136.8 mm196.6 mm
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Width67.9 mm133.1 mm
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Thickness11.3 mm7.9 mm
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Weight134 g340.2 g
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ColorsCharcoal Black, Cherry Red, Pearl White, Sky Blue, Solar YellowMetallic Gray and White
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED Plus capacitive touchscreen
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Physical size4.5 inches7.7 inches
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Resolution480 x 854 pixels800 x 1280 pixels
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Pixel density218 ppi196 ppi
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Display colors1677721616777216
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Hardware
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CPUDual-core 1.2 GHzDual-core 1.4 GHz
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ChipsetIntel Atom Z2520Exynos 4210
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GPUPowerVR SGX544MP2Mali-400
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Memory RAM1 GB1 GB
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Internal storage8 GB16, 32 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, v4.4.2 (KitKat)Android OS, v3.2 (Honeycomb)
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Main camera
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Main camera8 MP3.15 MP
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Primary camera resolution3264 x 2448 pixels2048 x 1536 pixels
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Primary camera video1080p@30fps720p
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera2 MP
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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 ringtonesN/A
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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, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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USBmicroUSB 2.02.0
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Bluetoothv4.0v3.0
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Bluetooth A2DPYesYes
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Bluetooth EDRYes-
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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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Messaging Push EmailPush EmailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesHTML5
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Adobe Flash-Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1750 mAh5100 mAh
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Battery removable-Non-removable
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Talk time--
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Talk time 3G-13 h
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Standby time--
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Standby time 3G-392 h
