BLU C4 vs Digma Optima 7016N 3G
BLU C4
Digma Optima 7016N 3G
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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 850, 1900, 2100HSDPA 900, 2100
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HSDPA speed21 Mbps-
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HSUPA speed5.76 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-82018-4
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Status2018-82018-4
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Design
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BuildPlasticPlastic
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Micro-SIM/Mini-SIM, dual stand-by)
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Height124.3 mm109 mm
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Width64.2 mm190 mm
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Thickness10.9 mm9.2 mm
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Weight118 g270 g
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ColorsBlack, Blue, GoldBlack
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Display
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Display typeIPS capacitive touchscreenIPS
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Physical size4 inches7 inches
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Resolution400 x 800 pixels1024 x 600 pixels
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Pixel density224 ppi170 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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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
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ChipsetSpreadtrum SC7731EMediatek MT8321
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GPUMali-400 MP1Mali-400 MP2
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Memory RAM512 MB1 GB
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Internal storage8 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max64 GB64 GB
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OS
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OSAndroid 8.1 Oreo Go EditionAndroid 7.0 Nougat
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera video720p@30fps720p@30fps
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Primary camera 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-modeContinuous shooting, digital zoom, geotagging, HDR, face detection, scene mode
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Selfie camera
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Selfie camera5 MP0.31 MP
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Selfie camera resolution2560 x 1920 pixels640 x 480 pixels
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Selfie camera video480p@30fps480p@30fps MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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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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SensorsAccelerometer, light, proximityAccelerometer
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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 capacity1300 mAh2500 mAh
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Battery removableRemovableNon-removable
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Talk time 2G18 h-
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Talk time 3G13 h-
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Standby time 2G400 h-
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Standby time 3G450 h-