DEXP B255 vs QMobile Noir S4
DEXP B255
QMobile Noir S4
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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 2100
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HSDPA speed21 Mbps21.1 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-112016-6
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Status2018-112016-6
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Design
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BuildMetal, plastic-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)Dual SIM
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Height147.8 mm144.4 mm
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Width71.5 mm72.5 mm
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Thickness8.8 mm8.7 mm
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Weight151 g150 g
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ColorsGreyGold
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Display
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Display typeIPSIPS 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 ppi294 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 1.3 GHz Cortex-A7 ARM
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ChipsetMediatek MT6580AMediatek MT6580
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GPUMali-400 MP2Mali-400MP2
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Memory RAM1 GB2 GB
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Internal storage8 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max32 GB64 GB
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OS
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OSAndroid 7.0 NougatAndroid OS, v6.0 (Marshmallow)
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Main camera
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Camera typeDual-
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Main camera8 MP8 MP, f/2.0
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0.3 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLEDLED 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 mode1/4" sensor size, HDR, face/smile detection, geo-tagging, panorama, touch focus
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Selfie camera
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Selfie camera2 MP8 MP, f/2.0
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Selfie camera resolution1600 x 1200 pixels-
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Selfie camera video480p@30fps MP-
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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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RadioFM Radio-
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Radio FM-FM 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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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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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 Push Email-Push Email
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Java-No
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SensorsAccelerometerAccelerometer, 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 capacity3000 mAh3000 mAh
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Battery removableNon-removableRemovable
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Talk time 2G-12 h
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Talk time 3G-10 h
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Standby time 2G-430 h
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Standby time 3G-410 h