Celkon A9 Dual vs Lava X81
Celkon A9 Dual
Lava X81
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Network
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2G networkGSM 900, 1800GSM 900, 1800
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3G network-HSDPA 900, 2100
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4G network-LTE frequency band 3(1800), 40(2300)
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LTE speed-LTE, Cat4, 150 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 announced2014-122016-6
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Status2016-6
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Design
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SIMDual SIMDual SIM
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Height120.5 mm142.6 mm
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Width63.9 mm73.4 mm
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Thickness10.6 mm8.4 mm
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Weight116 g-
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ColorsBlack, WhiteSpace Grey/Gold
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size3.5 inches5.0 inches
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Resolution320 x 480 pixels720 x 1280 pixels
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Pixel density165 ppi-
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Display colors-16777216
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Multitouch-Yes
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Hardware
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CPUDual-core 1 GHzQuad-core 1.3 GHz
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Chipset-Mediatek MT6735
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Memory RAM256 MB3 GB
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Internal storage512 MB16 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB64 GB
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OS
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OSAndroid OS, v4.2.2 (Jelly Bean)Android OS, v6.0.1 (Marshmallow)
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Main camera
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Main camera2 MP13 MP, f/2.0
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Primary camera resolution1600 x 1200 pixels-
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-dual-LED flash
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Camera features-Geo-tagging, face detection, touch focus
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera5 MP, f/2.4
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, Polyphonic, MP3 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM 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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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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BluetoothYesv4.0
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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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JavaNoNo
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Sensors-Accelerometer, proximity
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1350 mAh2700 mAh
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Talk time3 h 20 min-
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Talk time 3G-10 h
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Standby time240 h-
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Standby time 3G-336 h