Plum Optimax 8.0 vs Prestigio Grace 5791 4G
Plum Optimax 8.0
Prestigio Grace 5791 4G
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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 850, 1900, 2100HSDPA 900, 2100
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4G network-LTE frequency band 3(1800), 7(2600), 18(800)
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HSDPA speed21.1 Mbps42 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speed-LTE, Cat4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2016-42018-11
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Oficially announced2016-32018-11
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Design
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Build-Plastic
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height210.6 mm170 mm
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Width121.7 mm243 mm
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Thickness8.7 mm11 mm
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Weight305 g530 g
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ColorsBlack, WhiteBlack
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Display
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Display typeIPS LCD capacitive touchscreenIPS capacitive touchscreen
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Physical size8.0 inches10.1 inches
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Resolution800 x 1280 pixels1920 x 1200 pixels
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Pixel density189 ppi224 ppi
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Display colors1677721616777216
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MultitouchYes, max 5 fingersYes
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.3 GHz Cortex-A53
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ChipsetMediatek MT6580Mediatek MT8735
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GPUMali-400Mali-T720 MP2
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Memory RAM1 GB2 GB
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Internal storage8 GB16 GB
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Memory cardmicroSDmicroSD, microSDHC, microSDXC
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Memory card max32 GB64 GB
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OS
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OSAndroid OS, v5.1 (Lollipop)Android 8.1 Oreo
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution-2592 x 1944 pixels
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Primary camera video720p@30fps720p@30fps
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Camera featuresGeo-tagging, HDR, face detection, panoramaDigital zoom, panorama, HDR, face detection, self-timer, scene-mode
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Selfie camera
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Selfie camera2 MP2 MP
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Selfie camera resolution-1600 x 1200 pixels
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Selfie camera video-480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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Multimedia
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Radio-FM Radio
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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USB2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DP-Yes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaNo-
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SensorsAccelerometer, gyro, proximityAccelerometer, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity3400 mAh4800 mAh
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Battery removableNon-removableNon-removable
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Talk time 2G24 h-
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Talk time 3G14 h-
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Standby time 2G875 h-
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Standby time 3G775 h-
