Celkon A64 vs Lenovo Vibe X3
Celkon A64
Lenovo Vibe X3
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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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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE, Cat6, 300 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-122015-11
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Status2015-12
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Design
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SIMDual SIMDual SIM (Nano-SIM, dual stand-by)
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Height124 mm154 mm
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Width65 mm76.5 mm
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Thickness10.5 mm9.3 mm
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Weight125.6 g
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ColorsBlack, WhiteBlack, White
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.0 inches5.5 inches
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Resolution320 x 480 pixels1080 x 1920 pixels
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Pixel density144 ppi401 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.2 GHzQuad-core 1.2 GHz Cortex-A53
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CPU(second)dual-core 1.8 GHz Cortex-A57
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Chipset-Qualcomm MSM8992 Snapdragon 808
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GPU-Adreno 418
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Memory RAM256 MB3 GB
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Internal storage512 MB32, 64 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.2.2 (Jelly Bean)Android OS, v5.1 (Lollipop)
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Main camera
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Main camera2 MP21 MP
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Primary camera resolution1600 x 1200 pixels5248 x 3936 pixels
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Primary camera videovideo2160p@30fps
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Primary camera flashLED flashdual-LED (dual tone) flash
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Primary camera phase detection autofocus-phase detection autofocus
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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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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 FMFM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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USBYesmicroUSB 2.0
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BluetoothYesv4.1
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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GPSYesYes, with A-GPS
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GLONASS-Yes
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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 Mail-Push Mail
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JavaNoNo
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Sensors-Fingerprint, accelerometer, compass, gyro, 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 capacity1400 mAh3600 mAh
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Battery removable-Non-removable
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Talk time8 h 20 min-
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Standby time150 h-