Asus Zenfone 4 vs Celkon CT 2
Asus Zenfone 4
Celkon CT 2
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 850, 900, 1900, 2100-
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HSDPA speedHSDPA, 42.2 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-12012-9
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Status2014-52012
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Mini-SIM
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Height124.4 mm194 mm
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Width61.4 mm120 mm
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Thickness11.2 mm11.6 mm
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Weight115 g
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ColorsCharcoal Black, Cherry Red, Pearl White, Sky Blue, Solar YellowBlack
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches7.0 inches
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Resolution480 x 800 pixels480 x 800 pixels
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Pixel density233 ppi133 ppi
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Display colors16777216-
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Hardware
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CPUDual-core 1.2 GHz1 GHz ARM Cortex-A8
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ChipsetIntel Atom Z2520-
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GPUPowerVR SGX544MP2-
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Memory RAM1 GB-
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Internal storage4, 8 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, v4.3 (Jelly Bean)Android OS, v4.0 (Ice Cream Sandwich)
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Main camera
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Main camera5 MP
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Primary camera-Yes
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Primary camera resolution2592 x 1944 pixels-
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocus-
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Selfie camera
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Secondary cameraYesNo
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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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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0Yes
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Bluetoothv4.0Yes
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes
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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 Email-
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1200/1600 mAh3000 mAh
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Battery removable-Non-removable
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Talk time10 h3 h
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Standby time192 h100 h
