DEXP B450 vs Huawei P20
DEXP B450
Huawei P20
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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 850, 900, 1900, 2100
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4G network-LTE
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HSDPA speed21 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-112018-3
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Status2018-112018-4
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Design
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BuildPlasticAluminium alloy
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SIMDual SIM (Micro-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height145.6 mm149.1 mm
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Width72.1 mm70.8 mm
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Thickness9 mm7.7 mm
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Weight148 g165 g
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ColorsBlack, GoldBlack, Midnight Blue, Pink Gold, Twilight
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Display
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Display typeIPSLTPS IPS LCD capacitive touchscreen
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Physical size5 inches5.8 inches
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Resolution480 x 854 pixels1080 x 2240 pixels
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Pixel density196 ppi429 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 2.4 GHz Cortex-A73
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CPU(second)quad-core 1.8 GHz Cortex-A53
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ChipsetMediatek MT6580MHisilicon Kirin 970
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GPUMali-400 MP2Mali-G72 MP12
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Memory RAM1 GB4 GB
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Internal storage8 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXC
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Memory card max32 GB-
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OS
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OSAndroid 8.1 OreoAndroid 8.1 (Oreo)
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Main camera
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Camera type-Dual
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Camera type-Photo / Video
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Main camera5 MP12 MP, f/1.8 , 1/2.3" , 1.55 µm, 2x optical zoom
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20 MP, f/1.6 , 27 mm
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Primary camera resolution2592 x 1944 pixels3968 x 2976 pixels
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Primary camera video720p@30fps2160p@30fps, 1080p@30/60fps, 720p@960fps
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Primary camera optics-Leica optics
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Primary camera Autofocus-phase detection and laser autofocus
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Primary camera flashLEDLED flash
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Primary camera optical image stabilization-optical image stabilization
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Camera featuresContinuous shooting, digital zoom, geotagging, panorama, HDR, white balance settings, ISO settings, exposure compensation, self-timer, scene modeGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera2 MP24 MP, f/2.0
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Selfie camera resolution1600 x 1200 pixels5632 x 4224 pixels
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Selfie camera video480p@30fps MP720p
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYesYes
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Headphone adapter-Yes
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Multimedia
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RadioFM RadioNo
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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, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-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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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth EDR-Yes
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Bluetooth AptX-aptX HD
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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SensorsAccelerometerFingerprint (front-mounted), accelerometer, color spectrum, compass, gyro, proximity
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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 capacity2000 mAh3400 mAh
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Battery removableRemovableNon-removable
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Fast battery charging-Huawei Super Charge 3.0
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Wireless charging-Qi wireless charging
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Talk time 2G-19 h
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Talk time 3G-19 h
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Standby time 2G-408 h
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Standby time 3G-408 h
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