Celkon A66 vs Micromax Canvas Amaze 4G Q491
Celkon A66
Micromax Canvas Amaze 4G Q491
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G network-HSDPA 900, 2100
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4G network-LTE band 3(1800), 7(2600), 20(800), 40(2300)
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HSDPA speed-42.2 Mbps
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HSUPA speed-11.5 Mbps
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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 announced2014-122016-2
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Status2016-2
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Design
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SIMDual SIMDual SIM (Micro-SIM, dual stand-by)
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Height136 mm-
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Width67.2 mm-
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Thickness11 mm-
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Weight98 g-
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ColorsBlack, WhiteBlack
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.5 inches5.0 inches
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Resolution480 x 854 pixels720 x 1280 pixels
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Pixel density218 ppi294 ppi
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Display colors-16777216
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Protection-Corning Gorilla Glass 3
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Multitouch-Yes
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Hardware
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CPUDual-core 1.2 GHzQuad-core 1.2 GHz ARM Cortex-A53
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Chipset-Qualcomm MSM8916 Snapdragon 410
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GPU-Adreno 306
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Memory RAM512 MB1 GB
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Internal storage4 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.1.2 (Jelly Bean)Android OS, v5.1.1 (Lollipop)
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Main camera
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Main camera3.15 MP8 MP
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Primary camera resolution2048 x 1536 pixels-
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Primary camera videovideo720p
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Camera features-Yes
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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
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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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USBYesmicroUSB 2.0
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BluetoothYesv4.0
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GPSYesYes, with A-GPS
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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 Email-Push Email
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JavaNoNo
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Sensors-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-Ion
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Battery capacity2000 mAh2230 mAh
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Battery removable-Removable
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Talk time5 h7 h
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Standby time160 h160 h
