Amazon Fire HDX 8.9 (2014) vs Micromax Ninja A91
Amazon Fire HDX 8.9 (2014)
Micromax Ninja A91
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkHSDPAHSDPA 2100
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HSDPA speed-HSDPA
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HSUPA speed-HSUPA
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HSPA speedHSPA-
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-92013-3
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Status2014-102013-3
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Design
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SIMMicro-SIMDual SIM
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Height231 mm130 mm
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Width158 mm66 mm
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Thickness7.8 mm10 mm
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Weight-149.1 g
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Weight(Wi-Fi)375 g-
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Weight(4G/LTE)389 g-
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ColorsBlackBlack
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Display
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Display typeIPS LCD capacitive touchscreenTFT touchscreen
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Physical size8.9 inches4.5 inches
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Resolution2560 x 1600 pixels480 x 854 pixels
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Pixel density339 ppi218 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 2.5 GHz Krait 450Dual-core 1 GHz ARM Cortex-A9
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ChipsetQualcomm Snapdragon 805Mediatek MT6577
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GPUAdreno 420PowerVR SGX531u
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Memory RAM2 GB-
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Internal storage16, 32, 64 GB2 GB
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Memory cardmicroSD
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Memory card max-32 GB
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OS
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OSAndroid OS, v4.4 (KitKat)Android OS, v4.0 (Ice Cream Sandwich)
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Main camera
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Main camera8 MP5 MP
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Primary camera resolution3264 x 2448 pixels2592 x 1944 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, touch focus-
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera video720p-
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Dual BandYes-
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USBv2.0(Slimport)Yes
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BluetoothYesv3.0
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GPSYes, with A-GPSYes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, gyro-
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Browser
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HTMLHTML5 (Amazon Silk)Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery removableNon-removable-
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Talk time12 h4 h 30 min
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Standby time-230 h