Plum Optimax 11 vs Xiaomi Redmi K20 Pro Premium
Plum Optimax 11
Xiaomi Redmi K20 Pro Premium
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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 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed11 Mbps5.76 Mbps
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speed-LTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-32019-9
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Status2018-42019-9
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Design
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BuildPlasticAluminium alloy, glass
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SIMDual SIM (Mini-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height208 mm156.7 mm
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Width123 mm74.3 mm
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Thickness10 mm8.8 mm
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Weight330 g191 g
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ColorsBlack, Gold, Gray, Rose gold, WhiteBlack, Blue, Red, Honey, White
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size8.0 inches6.39 inches
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Resolution800 x 1280 pixels1080 x 2340 pixels
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Pixel density189 ppi403 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6
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MultitouchYes, max 5 fingersYes
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Display features-HDR10, DCI-P3, Always-on-display
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz ARM Cortex-A7Single-core 2.96 GHz Kryo 485
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CPU(second)Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.8 GHz Kryo 485
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ChipsetSpreadtrum SC7731GQualcomm SDM855 Snapdragon 855+
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GPUMali-400Adreno 640
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Memory RAM1 GB8, 12 GB
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Internal storage16 GB128, 512 GB
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Memory cardmicroSDNo
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Memory card max32 GB-
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OS
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OSAndroid 6.0 (Marshmallow)MIUI 11 (Android 10)
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Main camera
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Camera type-Triple
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Main camera5 MP48 MP, f/1.8 , 26 mm, 1/2" , 0.8 µm, 2x optical zoom
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8 MP, f/2.4 , 53 mm, 1/4" , 1.12 µm
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13 MP, f/2.4 , 12 mm, 1/3" , 1.12 µm
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Primary camera resolution2592 x 1944 pixels8000 x 6000 pixels
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Primary camera video720p@30fps2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, face/smile detection, touch focusAutofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, RAW
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Selfie camera
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Selfie camera2 MP20 MP, f/2.2 , 0.8 µm
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Selfie camera resolution1600 x 1200 pixels5184 x 3880 pixels
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Selfie camera video480p@30fps1080p@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-Yes
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 1.0 reversible connector
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USB On-The-Go-Yes
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Bluetoothv2.1v5.0
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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Bluetooth AptX-aptX HD
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NFC-Yes
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GPSYes, with A-GPSYes, with dual-band A-GPS
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GLONASS-Yes
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GALILEO-Yes
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Beidou-Yes
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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, barometer, compass, fingerprint, gyroscope, hall, proximity, step counter, step detector, in-display fingerprint sensor
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity3500 mAh4000 mAh
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Battery removable-Non-removable
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Fast battery charging-Qualcomm Quick Charge 4+
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Talk time40 h-
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Standby time800 h-
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Cost
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Price-500 USD
