Infinix Smart HD 2021 vs Plum Optimax 13
Infinix Smart HD 2021
Plum Optimax 13
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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, 900, 2100HSDPA 850, 1900, 2100
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4G networkLTE frequency band 1, 3, 5, 8, 38, 40, 41-
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HSDPA speed21.1 Mbps21.1 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2020-122018-12
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Status2020-122019-1
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Design
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BuildGlass front, plastic back, plastic frame-
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Mini-SIM, dual stand-by)
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Height158.3 mm250.8 mm
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Width75.2 mm158.8 mm
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Thickness9.8 mm10.2 mm
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Weight195 g510 g
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ColorsBlack, Blue, GreenBlack, Gold, White
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Display
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Display typeIPS LCDIPS LCD capacitive touchscreen
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Physical size6.1 inches10.1 inches
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Resolution720 x 1560 pixels800 x 1280 pixels
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Pixel density282 ppi149 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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Multitouch-Yes, max 5 fingers
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Display features500 nits (typ)-
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Hardware
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CPUQuad-core 1.8 GHz Cortex-A53Quad-core 1.3 GHz Cortex-A7
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ChipsetMediatek MT6761D Helio A20Spreadtrum SC7731
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GPUPowerVR GE8320Mali-400
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Memory RAM2 GB1 GB
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Internal storage32 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max256 GB32 GB
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StorageeMMC 5.1-
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OS
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OSAndroid 10 Go Edition, XOS 6.2Android 8.0 Oreo Go Edition
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Main camera
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Camera typeDual-
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Main camera8 MP, f/2.05 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps720p@30fps
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Primary camera flashdual-LED flashLED flash
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Camera featuresAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus-
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera5 MP, f/2.02 MP
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Selfie camera resolution3648 x 2448 pixels-
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Selfie camera featuresFace unlock-
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Selfie camera video1080p@30fps480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYes-
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Multimedia
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RadioFM RadioFM 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 Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv5.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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NFCNo-
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GPSYes, with A-GPSYes, with A-GPS
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer
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Browser
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HTMLHTML5WAP
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity5000 mAh4700 mAh
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Battery removableNon-removableNon-removable
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Talk time-3.5 h
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Talk time 3G33 h-
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Standby time-72 h
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Standby time 3G840 h-
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Tests and performance
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Antutu50300 (v8)-
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Geekbench(single-core)132 (v5.2)-
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Geekbench(multi-core)450 (v5.2)-
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SAR value
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SAR(head)0.53 W/kg-
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SAR(body)1.22 W/kg-
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Cost
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Price90 USD-
