Celkon C64 vs HP Slate7 VoiceTab Ultra
Celkon C64
HP Slate7 VoiceTab Ultra
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1900, 2100
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2013-92015-3
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Status2013-92015-3
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Design
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SIMDual SIM (Mini-SIM)Micro-SIM/ Optional Dual SIM
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Height183.5 mm
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Width103.9 mm
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Thickness7.2 mm
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Weight239 g
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ColorsBlackChampagne
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Display
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Display typeTFTLTPS LCD capacitive touchscreen
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Physical size2.6 inches7.0 inches
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Resolution240 x 320 pixels1200 x 1920 pixels
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Pixel density154 ppi323 ppi
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Display colors-16777216
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Hardware
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CPUQuad-core 1.6 GHz ARM Cortex-A9
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Chipset-HiSilicon Balong V9R1
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Memory RAM-2 GB
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Internal storage-16 GB
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Memory cardmicroSDmicroSD
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Memory card max8 GB32 GB
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Main camera
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Main camera1.3 MP13 MP
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Primary camera resolution1280 x 1024 pixels4128 x 3096 pixels
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED 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 cameraNo-
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Selfie camera5 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, Polyphonic, MP3 ringtonesVibration; MP3, WAV 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 Hotspot-Yes
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USBYesmicroUSB 2.0
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BluetoothYesv4.0
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bluetooth LE-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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JavaNoYes, via Java MIDP emulator
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Sensors-Accelerometer, compass, gyro, proximity
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1400 mAh5000 mAh
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Battery removable-Non-removable
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Talk time--
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Talk time 3G-10 h
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Standby time--
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Standby time 3G-480 h
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OS
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OS-Android OS, v4.2.2 (Jelly Bean)
