Oppo R15 Dream Mirror Edition vs Vertex Impress Vira
Oppo R15 Dream Mirror Edition
Vertex Impress Vira
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMAGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)LTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
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HSPA speedHSPA-
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LTE speedLTELTE, Cat4, 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 announced2018-32018-11
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Status20182018-11
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Design
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BuildFront glass, ceramic bodyPlastic
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)Dual SIM(Nano-SIM, dual stand-by)
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Height155.3 mm148 mm
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Width75 mm70 mm
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Thickness7.5 mm10.5 mm
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Weight175 g186 g
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ColorsCeramic Black, Dream Mirror RedBlack
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Display
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Display typeAMOLED capacitive touchscreenIPS
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Physical size6.28 inches5.5 inches
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Resolution1080 x 2280 pixels640 x 1280 pixels
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Pixel density401 ppi260 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass 5-
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.2 GHz Kryo 260Quad-core 1.5 GHz Cortex-A53
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetQualcomm SDM660 Snapdragon 660MediaTek MT6739WW
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GPUAdreno 512PowerVR GE8100
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Memory RAM6 GB2 GB
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Internal storage128 GB16 GB
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Memory cardmicroSD(uses second SIM slot)microSD, microSDHC, microSDXC
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Memory card max256 GB128 GB
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OS
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OSAndroid 8.1 (Oreo)Android 8.1 Oreo
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Main camera
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Camera typeDualDual
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Main camera16 MP, f/1.7 , 1/2.6" , 1.22 µm8 MP
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20 MP, f/1.7 , 1/2.8" , 1 µm0.3 MP
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Primary camera resolution4608 x 3456 pixels3264 x 2448 pixels
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Primary camera video2160p@30fps720p@30fps
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Primary camera Autofocusphase detection autofocus-
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera20 MP, f/2.05 MP
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Selfie camera resolution5184 x 3880 pixels2560 x 1920 pixels
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Selfie camera video1080p480p@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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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n, 802.11n 5GHz
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv5.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYes-
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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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 Push EmailPush Email-
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, proximityAccelerometer, light, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3400 mAh3300 mAh
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Battery removableNon-removableRemovable
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Fast battery chargingVOOC Flash Charge-
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