Asus Zenfone 4 Selfie ZD553KL vs BLU Studio Energy 2
Asus Zenfone 4 Selfie ZD553KL
BLU Studio Energy 2
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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, 900, 2100HSDPA 850, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300)-
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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HSPA speedHSPA-
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LTE speedLTELTE, Cat4, 150 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-82015-10
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Status2017-92015-10
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Design
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM
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Height155.7 mm144 mm
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Width75.9 mm71.2 mm
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Thickness7.9 mm10.1 mm
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Weight144 g176 g
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ColorsBlackBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size5.5 inches5.0 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density267 ppi294 ppi
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Display colors1677721616777216
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MultitouchYes, max 10 fingers-
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Hardware
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CPUOcta-core 1.4 GHz ARM Cortex-A53Quad-core 1.3 GHz ARM Cortex-A53
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ChipsetQualcomm MSM8937 Snapdragon 430Mediatek MT6735
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GPUAdreno 505Mali-T720
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Memory RAM4 GB1.5 GB
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Internal storage64 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max256 GB64 GB
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OS
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OSAndroid 7.0 (Nougat)Android OS, v5.0 (Lollipop)
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Main camera
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Main camera16 MP8 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashdual-LED (dual tone) flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, face/smile detection, panorama, touch focus
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Selfie camera
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FlashLED flash-
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Selfie camera typeDual-
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Selfie camera20 MP5 MP
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8 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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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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WLAN WiFi DirectYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.1v2.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaNoNo
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SensorsFingerprint (front-mounted), accelerometer, compass, gyro, proximityAccelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Talk time 2G-72 h
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Talk time 3G-48 h
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Standby time 2G-720 h
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Standby time 3G-720 h
