Bravis NB851 vs Energizer Power Max P490S
Bravis NB851
Energizer Power Max P490S
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300)
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HSDPA speed21 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGE-Yes
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Availability
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Oficially announced2018-102018-8
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Status2018-102018-8
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Design
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BuildPlasticPlastic, metal
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SIMDual SIM (dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height122.8 mm139 mm
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Width206.5 mm65.8 mm
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Thickness7.7 mm12 mm
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Weight332 g139 g
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ColorsBlackBlack
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Display
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Display typeIPS capacitive touchscreenTFT
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Physical size8 inches4.95 inches
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Resolution1280 x 800 pixels480 x 960 pixels
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Pixel density189 ppi217 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 1.3 GHz Cortex-A53
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ChipsetMediatek MT8321Mediatek MT6739WA
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GPUMali-400 MP2PowerVR GE8100
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Memory RAM1 GB2 GB
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Internal storage16 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max32 GB32 GB
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OS
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OSAndroid 8.1 OreoAndroid 8.0 Oreo
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Main camera
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Camera typeSingleDual
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Main camera2 MP8 MP
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0.3 MP
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Primary camera resolution1600 x 1200 pixels3264 x 2448 pixels
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Primary camera video720p@30fps720p@30fps
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Primary camera flashLED flashdual-LED flash
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Camera featuresContinuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, self-timerAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, scene-mode
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Selfie camera
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Selfie camera0.3 MP5 MP
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Selfie camera resolution640 x 480 pixels2560 x 1920 pixels
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Selfie camera video480p@30fps480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM Radio-
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Radio FM-FM 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 Hotspot-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometerAccelerometer, fingerprint, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity4000 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Talk time 2G-10 h
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Talk time 3G-10 h
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Standby time 2G-384 h
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Standby time 3G-384 h