Blackview BV4900S vs Realme X
Blackview BV4900S
Realme X
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900, CDMA 800
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1700/2100, 2100, TD-SCDMA 1880-1920, 2010-2025
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4G networkLTE frequency band 1, 3, 7, 8, 20, 40LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE-A (2CA) Cat 6, 300.0 Mbps download, 75 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-092019-5
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Status2021-092019-6
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Design
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BuildPolycarbonate, rubber, siliconePolycarbonate
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual SIM stand-by)
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Height157.5 mm161.2 mm
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Width78.1 mm76 mm
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Thickness13.7 mm9.4 mm
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Weight261 g191 g
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WaterproofIP68-
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Dust proofIP68-
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MIL-STD-810GYes-
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ColorsBlack, Green, Orange, YellowBlue, White
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Display
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Display typeIPS TFTAMOLED capacitive touchscreen
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Physical size5.7 inches6.53 inches
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Resolution720 x 1440 pixels1080 x 2340 pixels
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Pixel density282 ppi395 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Asahi Dragontrail glass2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5
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Multitouch-Yes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 1.6 GHz Cortex-A55Dual-core 2.2 GHz Kryo 360
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CPU(second)quad-core 1.2 GHz Cortex-A55Hexa-core 1.7 GHz Kryo 360
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ChipsetUnisoc SC9863AQualcomm Snapdragon 710
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GPUPowerVR GE8322Adreno 616
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Memory RAM2 GB4, 6, 8 GB
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Internal storage32 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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StorageeMMCUFS 2.1
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OS
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OSDoke OS 2.0 (Android 11 Go Edition)ColorOS 6 (Android 9.0 Pie)
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Main camera
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Camera typeSingleDual
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Main camera8 MP, f/2.448 MP, f/1.7 , 26 mm, 1/2" , 0.8 µm
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5 MP, f/2.4
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Primary camera resolution3264 x 2448 pixels8000 x 6000 pixels
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Primary camera video1080p@30fps2160p@30fps, 1080p@120fps, 720p@960fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera5 MP, f/2.2 , 1/4" , 1.4 µm16 MP, f/2 , 1.0 µm
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Selfie camera resolution2560 x 1920 pixels4608 x 3456 pixels
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Selfie camera featuresFace unlock-
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Selfie camera video720p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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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, 802.11n 5Ghz, 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 reversible connector
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USB On-The-GoYesYes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth EDR-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, magnetometer, proximityAccelerometer, compass, proximity, light, gyroscope, 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 capacity5580 mAh3765 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-VOOC 3.0
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Tests and performance
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Antutu72117 (v8)-
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Geekbench(single-core)137 (v5.2)-
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Geekbench(multi-core)627 (v5.2)-
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Cost
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Price100 USD-
