Plum Optimax 12 vs Prestigio Grace 3868 4G
Plum Optimax 12
Prestigio Grace 3868 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 Cat 4, 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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Oficially announced2018-32019-3
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Status2018-42019-3
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Design
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BuildPlasticPlastic
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SIMDual SIM (Mini-SIM, dual stand-by)Micro SIM
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Height188 mm124 mm
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Width107.5 mm208.5 mm
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Thickness10.3 mm9.2 mm
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Weight272 g321 g
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ColorsBlack, Rose Gold, SilverBlack
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Display
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Display typeTN TFT capacitive touchscreenIPS capacitive touchscreen
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Physical size7.0 inches8 inches
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Resolution600 x 1024 pixels1280 x 800 pixels
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Pixel density170 ppi189 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 MT8321Mediatek MT8735
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GPUMali-400Mali-T720 MP2
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Memory RAM1 GB1 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 6.0 (Marshmallow)Android 8.1 Oreo Go Edition
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Main camera
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Camera type-Single
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera video720p@30fps720p@30fps
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, face/smile detection, touch focusDigital zoom, panorama, HDR, face detection, self-timer, scene-mode
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Selfie camera
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Selfie camera2 MP0.3 MP
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Selfie camera resolution1600 x 1200 pixels640 x 480 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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Earpiece-Yes
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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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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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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SensorsAccelerometerAccelerometer, 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 capacity2400 mAh3800 mAh
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Battery removable-Non-removable
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Talk time3 h-
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Standby time132 h-
