Vertex Impress Nero vs Xiaomi Redmi 4 (China)
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Vertex Impress Nero
Xiaomi Redmi 4 (China)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO & TD-SCDMA
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 18(800)LTE frequency band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speedLTE, Cat4, 150 Mbps download, 51 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-22016-11
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Status2018-22016-11
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Design
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BuildPlastic, metal-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)Dual SIM
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Height150 mm141.3 mm
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Width71 mm69.6 mm
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Thickness9.2 mm8.9 mm
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Weight188 g156 g
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ColorsGrayDark Gray, Gold, Silver
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches5.0 inches
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Resolution640 x 1280 pixels720 x 1280 pixels
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Pixel density260 ppi296 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.25 GHz Cortex-A53Octa-core 1.4 GHz Cortex-A53 ARM
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ChipsetMediatek MT6737MQualcomm MSM8937 Snapdragon 430
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GPUMali-400 MP2Adreno 505
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Memory RAM2 GB2 GB
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Internal storage16 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD(uses second SIM slot)
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Memory card max32 GB256 GB
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OS
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OSAndroid 7.0 NougatAndroid 6.0.1 (Marshmallow)
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Main camera
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Main camera13 MP13 MP, f/2.2
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video720p@30fps1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashdual-LED 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 modeGeo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Selfie camera5 MP5 MP, f/2.2
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video480p@30fps1080p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio FMFM radioFM 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
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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BDS-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 Mail-Push Mail
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Java-No
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SensorsAccelerometer, light, proximityFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity3300 mAh4100 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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